./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --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 dbdb96e385522d338b26a6f52317034497e874be166d3099f3d4279603f208bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:39:53,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:39:53,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:39:53,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:39:53,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:39:53,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:39:53,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:39:53,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:39:53,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:39:53,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:39:53,709 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:39:53,709 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:39:53,710 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:39:53,710 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:39:53,710 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:39:53,710 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:39:53,710 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:39:53,710 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:39:53,711 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:39:53,711 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:39:53,711 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:39:53,711 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:39:53,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:39:53,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:39:53,713 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:39:53,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:39:53,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:39:53,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:39:53,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:39:53,714 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:39:53,714 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:39:53,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:39:53,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:39:53,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:39:53,715 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:39:53,715 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:39:53,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:39:53,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:39:53,715 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:39:53,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:39:53,716 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> dbdb96e385522d338b26a6f52317034497e874be166d3099f3d4279603f208bc [2024-11-14 05:39:54,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:39:54,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:39:54,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:39:54,120 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:39:54,122 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:39:54,125 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i Unable to find full path for "g++" [2024-11-14 05:39:56,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:39:56,984 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:39:56,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i [2024-11-14 05:39:56,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data/65f01de13/9dbc6293bc83443bb1ae2116ecbc2ba3/FLAGd1d8326b7 [2024-11-14 05:39:57,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data/65f01de13/9dbc6293bc83443bb1ae2116ecbc2ba3 [2024-11-14 05:39:57,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:39:57,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:39:57,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:39:57,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:39:57,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:39:57,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3adde73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57, skipping insertion in model container [2024-11-14 05:39:57,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:39:57,291 WARN L250 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_16cfd879-3b8b-48b9-b67d-f517db24d7c9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i[916,929] [2024-11-14 05:39:57,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:39:57,504 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:39:57,522 WARN L250 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_16cfd879-3b8b-48b9-b67d-f517db24d7c9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i[916,929] [2024-11-14 05:39:57,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:39:57,642 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:39:57,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57 WrapperNode [2024-11-14 05:39:57,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:39:57,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:39:57,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:39:57,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:39:57,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,765 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2024-11-14 05:39:57,765 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:39:57,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:39:57,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:39:57,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:39:57,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:39:57,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:39:57,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:39:57,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:39:57,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (1/1) ... [2024-11-14 05:39:57,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:39:57,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:39:57,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:39:57,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:39:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:39:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:39:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:39:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:39:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:39:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:39:58,126 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:39:58,128 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:39:58,881 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-14 05:39:58,881 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:39:59,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:39:59,422 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:39:59,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:39:59 BoogieIcfgContainer [2024-11-14 05:39:59,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:39:59,425 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:39:59,426 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:39:59,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:39:59,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:39:57" (1/3) ... [2024-11-14 05:39:59,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a66d367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:39:59, skipping insertion in model container [2024-11-14 05:39:59,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:39:57" (2/3) ... [2024-11-14 05:39:59,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a66d367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:39:59, skipping insertion in model container [2024-11-14 05:39:59,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:39:59" (3/3) ... [2024-11-14 05:39:59,435 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-79.i [2024-11-14 05:39:59,496 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:39:59,503 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-79.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:39:59,633 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:39:59,670 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2078c804, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:39:59,672 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:39:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-14 05:39:59,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-14 05:39:59,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:39:59,694 INFO L215 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:39:59,696 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:39:59,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:39:59,702 INFO L85 PathProgramCache]: Analyzing trace with hash 955108054, now seen corresponding path program 1 times [2024-11-14 05:39:59,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:39:59,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240704955] [2024-11-14 05:39:59,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:39:59,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:40:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:40:00,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [794639381] [2024-11-14 05:40:00,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:00,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:40:00,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:40:00,980 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:40:00,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:40:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:40:02,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:40:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:40:03,458 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:40:03,461 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:40:03,463 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:40:03,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:40:03,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:40:03,675 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:40:03,866 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:40:03,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:40:03 BoogieIcfgContainer [2024-11-14 05:40:03,870 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:40:03,871 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:40:03,871 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:40:03,871 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:40:03,874 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:39:59" (3/4) ... [2024-11-14 05:40:03,877 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:40:03,879 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:40:03,881 INFO L158 Benchmark]: Toolchain (without parser) took 6858.33ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 62.1MB in the end (delta: 28.7MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-14 05:40:03,881 INFO L158 Benchmark]: CDTParser took 1.14ms. Allocated memory is still 83.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 100.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:03,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.88ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 73.9MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:40:03,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.10ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 69.0MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:40:03,883 INFO L158 Benchmark]: Boogie Preprocessor took 86.88ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:03,883 INFO L158 Benchmark]: RCFGBuilder took 1567.64ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 31.9MB in the end (delta: 34.8MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-11-14 05:40:03,884 INFO L158 Benchmark]: TraceAbstraction took 4444.62ms. Allocated memory is still 117.4MB. Free memory was 31.2MB in the beginning and 63.1MB in the end (delta: -31.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-14 05:40:03,884 INFO L158 Benchmark]: Witness Printer took 8.10ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 6.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:03,887 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14ms. Allocated memory is still 83.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 100.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.88ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 73.9MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.10ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 69.0MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.88ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1567.64ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 31.9MB in the end (delta: 34.8MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4444.62ms. Allocated memory is still 117.4MB. Free memory was 31.2MB in the beginning and 63.1MB in the end (delta: -31.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Witness Printer took 8.10ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 6.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of bitwiseOr at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 186, overapproximation of someBinaryDOUBLEComparisonOperation at line 184. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] signed short int var_1_6 = 256; [L24] signed short int var_1_7 = 8; [L25] double var_1_8 = 5.3; [L26] double var_1_9 = 5.575; [L27] double var_1_10 = 31.5; [L28] double var_1_11 = 2.38; [L29] double var_1_12 = 1.25; [L30] unsigned short int var_1_13 = 100; [L31] unsigned long int var_1_16 = 8; [L32] unsigned long int var_1_17 = 4; [L33] unsigned short int var_1_19 = 49755; [L34] unsigned short int var_1_20 = 0; [L35] unsigned short int var_1_21 = 10; [L36] unsigned short int var_1_22 = 5; [L37] float var_1_23 = 200.8; [L38] signed long int var_1_24 = 256; [L39] unsigned short int var_1_25 = 16; [L40] double var_1_26 = 0.625; [L41] double var_1_27 = 2.25; [L42] double var_1_28 = 25.8; [L43] double var_1_29 = 15.5; [L44] unsigned long int var_1_30 = 1; [L45] unsigned long int var_1_31 = 2553598654; [L46] unsigned char var_1_32 = 1; [L47] unsigned char var_1_33 = 0; [L48] signed char var_1_34 = -1; [L49] signed char var_1_35 = -8; [L50] signed char var_1_36 = 25; [L51] signed char var_1_37 = 10; [L52] signed char var_1_38 = 64; [L53] unsigned long int var_1_39 = 128; [L54] signed short int last_1_var_1_1 = 0; [L55] double last_1_var_1_8 = 5.3; [L56] unsigned short int last_1_var_1_13 = 100; [L57] signed long int last_1_var_1_24 = 256; [L58] unsigned long int last_1_var_1_30 = 1; [L59] unsigned char last_1_var_1_32 = 1; [L60] unsigned long int last_1_var_1_39 = 128; [L220] isInitial = 1 [L221] FCALL initially() [L222] int k_loop; [L223] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=256, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L223] COND TRUE k_loop < 1 [L224] CALL updateLastVariables() [L207] last_1_var_1_1 = var_1_1 [L208] last_1_var_1_8 = var_1_8 [L209] last_1_var_1_13 = var_1_13 [L210] last_1_var_1_24 = var_1_24 [L211] last_1_var_1_30 = var_1_30 [L212] last_1_var_1_32 = var_1_32 [L213] last_1_var_1_39 = var_1_39 [L224] RET updateLastVariables() [L225] CALL updateVariables() [L151] var_1_6 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L153] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L154] var_1_7 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10, var_1_9=223/40] [L156] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10, var_1_9=223/40] [L157] var_1_9 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L159] var_1_10 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L161] var_1_11 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L163] var_1_12 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L165] var_1_16 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L167] CALL assume_abort_if_not(var_1_16 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_16 <= 2147483648) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L168] var_1_17 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L170] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L171] var_1_19 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L173] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L174] var_1_20 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L176] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L177] var_1_21 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L179] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L180] var_1_22 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L182] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L183] var_1_28 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L185] var_1_29 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L187] var_1_31 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_31 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_31 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L189] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L190] var_1_33 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L192] CALL assume_abort_if_not(var_1_33 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_33 <= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L193] var_1_35 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_35 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_35 >= -63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L195] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L196] var_1_36 = __VERIFIER_nondet_char() [L197] CALL assume_abort_if_not(var_1_36 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_36 >= -63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L198] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L199] var_1_37 = __VERIFIER_nondet_char() [L200] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L201] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L202] var_1_38 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=126, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=126, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L204] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=126, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=0, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=126, var_1_39=128, var_1_6=32766, var_1_7=16429, var_1_8=53/10] [L225] RET updateVariables() [L226] CALL step() [L64] signed short int stepLocal_5 = var_1_7; [L65] EXPR last_1_var_1_24 | var_1_22 [L65] signed long int stepLocal_4 = last_1_var_1_24 | var_1_22; [L66] signed long int stepLocal_3 = last_1_var_1_1; [L67] COND TRUE stepLocal_4 > last_1_var_1_39 [L68] COND TRUE \read(last_1_var_1_32) [L69] COND TRUE stepLocal_3 == ((var_1_20 + last_1_var_1_13) / var_1_19) [L70] var_1_30 = ((((var_1_22) > (10u)) ? (var_1_22) : (10u))) [L82] unsigned short int stepLocal_6 = var_1_19; [L83] COND FALSE !((var_1_29 - var_1_11) <= last_1_var_1_8) [L88] COND TRUE \read(var_1_32) [L89] var_1_8 = ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))) [L91] var_1_23 = (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9) [L92] COND TRUE ! ((var_1_12 < 9999999.625) && var_1_32) [L93] var_1_25 = var_1_19 [L97] COND FALSE !(-32 > var_1_20) [L100] var_1_27 = 63.75 [L102] unsigned long int stepLocal_1 = last_1_var_1_30; [L103] COND TRUE \read(last_1_var_1_32) [L104] COND FALSE !(-10000000 <= stepLocal_1) [L108] signed long int stepLocal_2 = 32; [L109] COND FALSE !(stepLocal_2 >= var_1_24) [L112] COND FALSE !(var_1_20 >= var_1_16) [L119] COND TRUE var_1_32 && var_1_32 [L120] COND TRUE var_1_27 != 16.5 [L121] var_1_1 = ((((-256) > (var_1_34)) ? (-256) : (var_1_34))) [L128] COND FALSE !(var_1_26 == var_1_27) [L131] COND FALSE !((var_1_19 * 64u) < var_1_38) [L134] var_1_39 = var_1_16 [L137] unsigned long int stepLocal_0 = var_1_7 * var_1_30; [L138] COND TRUE stepLocal_0 != (var_1_39 / (var_1_16 + var_1_17)) [L139] COND FALSE !(var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) [L142] COND TRUE \read(var_1_32) [L143] var_1_13 = ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))) [L226] RET step() [L227] CALL, EXPR property() [L216] EXPR (((((((((var_1_32 && var_1_32) ? ((var_1_27 != 16.5) ? (var_1_1 == ((signed short int) ((((-256) > (var_1_34)) ? (-256) : (var_1_34))))) : (var_1_1 == ((signed short int) (var_1_6 - var_1_7)))) : (var_1_1 == ((signed short int) var_1_6))) && (var_1_32 ? (var_1_8 == ((double) ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))))) : 1)) && (((var_1_7 * var_1_30) != (var_1_39 / (var_1_16 + var_1_17))) ? ((var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) ? (var_1_13 == ((unsigned short int) var_1_7)) : (var_1_32 ? (var_1_13 == ((unsigned short int) ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))))) : 1)) : (var_1_13 == ((unsigned short int) ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))))))) && (var_1_23 == ((float) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9)))) && (last_1_var_1_32 ? ((-10000000 <= last_1_var_1_30) ? (var_1_24 == ((signed long int) (last_1_var_1_30 - var_1_20))) : 1) : 1)) && ((! ((var_1_12 < 9999999.625) && var_1_32)) ? (var_1_25 == ((unsigned short int) var_1_19)) : (var_1_25 == ((unsigned short int) ((((var_1_20) < (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19))))) ? (var_1_20) : (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19)))))))))) && ((32 >= var_1_24) ? (var_1_26 == ((double) (var_1_9 - 8.625))) : 1)) && ((-32 > var_1_20) ? (var_1_27 == ((double) (((((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) < (var_1_11)) ? ((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) : (var_1_11))))) : (var_1_27 == ((double) 63.75)))) && (((last_1_var_1_24 | var_1_22) > last_1_var_1_39) ? (last_1_var_1_32 ? ((last_1_var_1_1 == ((var_1_20 + last_1_var_1_13) / var_1_19)) ? (var_1_30 == ((unsigned long int) ((((var_1_22) > (10u)) ? (var_1_22) : (10u))))) : 1) : (var_1_30 == ((unsigned long int) ((((var_1_22) > ((var_1_31 - var_1_20))) ? (var_1_22) : ((var_1_31 - var_1_20))))))) : ((var_1_7 > last_1_var_1_13) ? (var_1_30 == ((unsigned long int) var_1_21)) : (var_1_30 == ((unsigned long int) var_1_31)))) [L216-L217] return ((((((((((((var_1_32 && var_1_32) ? ((var_1_27 != 16.5) ? (var_1_1 == ((signed short int) ((((-256) > (var_1_34)) ? (-256) : (var_1_34))))) : (var_1_1 == ((signed short int) (var_1_6 - var_1_7)))) : (var_1_1 == ((signed short int) var_1_6))) && (var_1_32 ? (var_1_8 == ((double) ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))))) : 1)) && (((var_1_7 * var_1_30) != (var_1_39 / (var_1_16 + var_1_17))) ? ((var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) ? (var_1_13 == ((unsigned short int) var_1_7)) : (var_1_32 ? (var_1_13 == ((unsigned short int) ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))))) : 1)) : (var_1_13 == ((unsigned short int) ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))))))) && (var_1_23 == ((float) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9)))) && (last_1_var_1_32 ? ((-10000000 <= last_1_var_1_30) ? (var_1_24 == ((signed long int) (last_1_var_1_30 - var_1_20))) : 1) : 1)) && ((! ((var_1_12 < 9999999.625) && var_1_32)) ? (var_1_25 == ((unsigned short int) var_1_19)) : (var_1_25 == ((unsigned short int) ((((var_1_20) < (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19))))) ? (var_1_20) : (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19)))))))))) && ((32 >= var_1_24) ? (var_1_26 == ((double) (var_1_9 - 8.625))) : 1)) && ((-32 > var_1_20) ? (var_1_27 == ((double) (((((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) < (var_1_11)) ? ((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) : (var_1_11))))) : (var_1_27 == ((double) 63.75)))) && (((last_1_var_1_24 | var_1_22) > last_1_var_1_39) ? (last_1_var_1_32 ? ((last_1_var_1_1 == ((var_1_20 + last_1_var_1_13) / var_1_19)) ? (var_1_30 == ((unsigned long int) ((((var_1_22) > (10u)) ? (var_1_22) : (10u))))) : 1) : (var_1_30 == ((unsigned long int) ((((var_1_22) > ((var_1_31 - var_1_20))) ? (var_1_22) : ((var_1_31 - var_1_20))))))) : ((var_1_7 > last_1_var_1_13) ? (var_1_30 == ((unsigned long int) var_1_21)) : (var_1_30 == ((unsigned long int) var_1_31))))) && (((var_1_29 - var_1_11) <= last_1_var_1_8) ? ((last_1_var_1_39 == var_1_19) ? (var_1_32 == ((unsigned char) var_1_33)) : 1) : 1)) && ((var_1_20 >= var_1_16) ? ((var_1_30 > var_1_24) ? (var_1_34 == ((signed char) (var_1_35 + var_1_36))) : (var_1_34 == ((signed char) (var_1_37 - var_1_38)))) : 1)) && ((var_1_26 == var_1_27) ? (var_1_39 == ((unsigned long int) ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) : (((var_1_19 * 64u) < var_1_38) ? (var_1_39 == ((unsigned long int) var_1_19)) : (var_1_39 == ((unsigned long int) var_1_16)))) ; [L227] RET, EXPR property() [L227] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=16429, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=-1, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_24=256, var_1_25=114686, var_1_26=5/8, var_1_27=255/4, var_1_30=310, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=126, var_1_39=-12884885503, var_1_6=32766, var_1_7=16429, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=16429, var_1_16=-12884885503, var_1_17=4294967297, var_1_19=114686, var_1_1=-1, var_1_20=16330, var_1_21=1327103, var_1_22=65846, var_1_24=256, var_1_25=114686, var_1_26=5/8, var_1_27=255/4, var_1_30=310, var_1_31=-2147483649, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-63, var_1_36=-63, var_1_37=-1, var_1_38=126, var_1_39=-12884885503, var_1_6=32766, var_1_7=16429, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 1, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-11-14 05:40:03,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --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 dbdb96e385522d338b26a6f52317034497e874be166d3099f3d4279603f208bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:40:07,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:40:07,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:40:07,286 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:40:07,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:40:07,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:40:07,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:40:07,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:40:07,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:40:07,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:40:07,339 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:40:07,339 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:40:07,339 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:40:07,340 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:40:07,340 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:40:07,340 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:40:07,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:40:07,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:40:07,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:40:07,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:40:07,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:40:07,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:40:07,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:40:07,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:40:07,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:40:07,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:40:07,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:40:07,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:40:07,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:40:07,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:40:07,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:40:07,344 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:40:07,344 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:40:07,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:40:07,344 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:40:07,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> dbdb96e385522d338b26a6f52317034497e874be166d3099f3d4279603f208bc [2024-11-14 05:40:07,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:40:07,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:40:07,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:40:07,764 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:40:07,764 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:40:07,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i Unable to find full path for "g++" [2024-11-14 05:40:09,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:40:10,274 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:40:10,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i [2024-11-14 05:40:10,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data/8b252a059/0d0de7389fe14d0e9990ae12429ff8d3/FLAG7351f4749 [2024-11-14 05:40:10,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/data/8b252a059/0d0de7389fe14d0e9990ae12429ff8d3 [2024-11-14 05:40:10,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:40:10,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:40:10,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:40:10,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:40:10,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:40:10,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709021b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10, skipping insertion in model container [2024-11-14 05:40:10,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:40:10,563 WARN L250 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_16cfd879-3b8b-48b9-b67d-f517db24d7c9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i[916,929] [2024-11-14 05:40:10,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:40:10,740 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:40:10,756 WARN L250 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_16cfd879-3b8b-48b9-b67d-f517db24d7c9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-79.i[916,929] [2024-11-14 05:40:10,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:40:10,826 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:40:10,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10 WrapperNode [2024-11-14 05:40:10,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:40:10,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:40:10,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:40:10,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:40:10,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,886 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 230 [2024-11-14 05:40:10,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:40:10,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:40:10,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:40:10,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:40:10,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:40:10,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:40:10,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:40:10,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:40:10,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (1/1) ... [2024-11-14 05:40:10,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:40:10,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:40:10,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:40:10,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:40:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:40:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:40:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:40:11,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:40:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:40:11,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:40:11,176 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:40:11,179 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:40:20,510 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-14 05:40:20,511 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:40:20,546 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:40:20,548 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:40:20,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:20 BoogieIcfgContainer [2024-11-14 05:40:20,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:40:20,552 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:40:20,554 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:40:20,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:40:20,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:40:10" (1/3) ... [2024-11-14 05:40:20,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@312d5ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:40:20, skipping insertion in model container [2024-11-14 05:40:20,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:10" (2/3) ... [2024-11-14 05:40:20,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@312d5ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:40:20, skipping insertion in model container [2024-11-14 05:40:20,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:20" (3/3) ... [2024-11-14 05:40:20,570 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-79.i [2024-11-14 05:40:20,589 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:40:20,590 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-79.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:40:20,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:40:20,699 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5d940df3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:40:20,699 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:40:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 63 states have internal predecessors, (88), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-14 05:40:20,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-14 05:40:20,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:20,732 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:40:20,732 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:20,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:20,741 INFO L85 PathProgramCache]: Analyzing trace with hash -2033803098, now seen corresponding path program 1 times [2024-11-14 05:40:20,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:40:20,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1727566340] [2024-11-14 05:40:20,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:20,761 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:40:20,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:40:20,765 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:40:20,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:40:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:22,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:40:22,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:22,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:40:22,309 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:40:22,310 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:40:22,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1727566340] [2024-11-14 05:40:22,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1727566340] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:40:22,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:40:22,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:40:22,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752815022] [2024-11-14 05:40:22,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:40:22,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:40:22,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:40:22,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:40:22,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:40:22,362 INFO L87 Difference]: Start difference. First operand has 99 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 63 states have internal predecessors, (88), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:40:22,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:40:22,429 INFO L93 Difference]: Finished difference Result 195 states and 343 transitions. [2024-11-14 05:40:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:40:22,433 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-11-14 05:40:22,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:40:22,451 INFO L225 Difference]: With dead ends: 195 [2024-11-14 05:40:22,451 INFO L226 Difference]: Without dead ends: 95 [2024-11-14 05:40:22,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:40:22,460 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:40:22,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:40:22,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-14 05:40:22,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-14 05:40:22,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 59 states have internal predecessors, (80), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-14 05:40:22,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 148 transitions. [2024-11-14 05:40:22,523 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 148 transitions. Word has length 216 [2024-11-14 05:40:22,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:40:22,526 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 148 transitions. [2024-11-14 05:40:22,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:40:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2024-11-14 05:40:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-14 05:40:22,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:22,532 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:40:22,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-14 05:40:22,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:40:22,734 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:22,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:22,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1250046948, now seen corresponding path program 1 times [2024-11-14 05:40:22,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:40:22,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [68611415] [2024-11-14 05:40:22,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:22,736 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:40:22,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:40:22,742 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:40:22,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:40:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:24,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:40:24,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:40:27,884 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:40:27,884 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:40:27,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [68611415] [2024-11-14 05:40:27,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [68611415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:40:27,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:40:27,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:40:27,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913086018] [2024-11-14 05:40:27,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:40:27,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:40:27,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:40:27,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:40:27,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:40:27,890 INFO L87 Difference]: Start difference. First operand 95 states and 148 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:40:30,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:32,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:34,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:36,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:38,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:40,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:42,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:42,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:40:42,950 INFO L93 Difference]: Finished difference Result 305 states and 478 transitions. [2024-11-14 05:40:43,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:40:43,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-11-14 05:40:43,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:40:43,045 INFO L225 Difference]: With dead ends: 305 [2024-11-14 05:40:43,045 INFO L226 Difference]: Without dead ends: 213 [2024-11-14 05:40:43,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:40:43,056 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 128 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 73 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:40:43,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 427 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 24 Invalid, 5 Unknown, 0 Unchecked, 14.9s Time] [2024-11-14 05:40:43,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-14 05:40:43,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 191. [2024-11-14 05:40:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 120 states have (on average 1.325) internal successors, (159), 120 states have internal predecessors, (159), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-14 05:40:43,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 295 transitions. [2024-11-14 05:40:43,151 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 295 transitions. Word has length 216 [2024-11-14 05:40:43,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:40:43,153 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 295 transitions. [2024-11-14 05:40:43,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:40:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 295 transitions. [2024-11-14 05:40:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 05:40:43,170 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:43,170 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:40:43,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-14 05:40:43,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:40:43,371 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:43,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:43,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1664209806, now seen corresponding path program 1 times [2024-11-14 05:40:43,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:40:43,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1462253915] [2024-11-14 05:40:43,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:43,374 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:40:43,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:40:43,377 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:40:43,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 05:40:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:44,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:40:44,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-14 05:40:51,433 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:40:53,173 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:40:53,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1462253915] [2024-11-14 05:40:53,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1462253915] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:40:53,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [463871704] [2024-11-14 05:40:53,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:53,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:40:53,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:40:53,177 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:40:53,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-14 05:40:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:54,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:40:54,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:40:54,416 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:40:54,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [463871704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:40:54,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:40:54,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-11-14 05:40:54,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352922706] [2024-11-14 05:40:54,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:40:54,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:40:54,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:40:54,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:40:54,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:40:54,420 INFO L87 Difference]: Start difference. First operand 191 states and 295 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:40:55,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:58,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:00,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:00,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:00,191 INFO L93 Difference]: Finished difference Result 379 states and 589 transitions. [2024-11-14 05:41:00,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:41:00,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-14 05:41:00,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:00,197 INFO L225 Difference]: With dead ends: 379 [2024-11-14 05:41:00,197 INFO L226 Difference]: Without dead ends: 287 [2024-11-14 05:41:00,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 565 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:41:00,199 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 132 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-14 05:41:00,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 290 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2024-11-14 05:41:00,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2024-11-14 05:41:00,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 285. [2024-11-14 05:41:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 179 states have (on average 1.318435754189944) internal successors, (236), 179 states have internal predecessors, (236), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-14 05:41:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 440 transitions. [2024-11-14 05:41:00,266 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 440 transitions. Word has length 218 [2024-11-14 05:41:00,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:00,268 INFO L471 AbstractCegarLoop]: Abstraction has 285 states and 440 transitions. [2024-11-14 05:41:00,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:41:00,268 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 440 transitions. [2024-11-14 05:41:00,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 05:41:00,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:00,273 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:00,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 05:41:00,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-14 05:41:00,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:41:00,674 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:00,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:00,675 INFO L85 PathProgramCache]: Analyzing trace with hash 636612784, now seen corresponding path program 1 times [2024-11-14 05:41:00,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:00,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004653558] [2024-11-14 05:41:00,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:00,675 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:00,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:00,677 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:41:00,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 05:41:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:01,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:41:01,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:07,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-14 05:41:07,554 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:41:09,163 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:09,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1004653558] [2024-11-14 05:41:09,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1004653558] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:41:09,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [676543169] [2024-11-14 05:41:09,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:09,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:41:09,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:41:09,166 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:41:09,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 05:41:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:10,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:41:10,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:13,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:41:13,417 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:41:13,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [676543169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:41:13,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:41:13,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2024-11-14 05:41:13,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214134967] [2024-11-14 05:41:13,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:41:13,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:41:13,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:41:13,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:41:13,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-14 05:41:13,419 INFO L87 Difference]: Start difference. First operand 285 states and 440 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:41:16,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:18,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:20,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:22,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:24,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:26,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:28,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:30,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:33,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:35,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:37,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:39,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:41,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:41,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:41,187 INFO L93 Difference]: Finished difference Result 992 states and 1536 transitions. [2024-11-14 05:41:41,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:41:41,260 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-14 05:41:41,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:41,267 INFO L225 Difference]: With dead ends: 992 [2024-11-14 05:41:41,267 INFO L226 Difference]: Without dead ends: 710 [2024-11-14 05:41:41,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 578 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2024-11-14 05:41:41,270 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 139 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 69 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 698 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:41:41,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 698 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 37 Invalid, 13 Unknown, 0 Unchecked, 27.4s Time] [2024-11-14 05:41:41,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2024-11-14 05:41:41,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 606. [2024-11-14 05:41:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 395 states have (on average 1.3189873417721518) internal successors, (521), 395 states have internal predecessors, (521), 204 states have call successors, (204), 6 states have call predecessors, (204), 6 states have return successors, (204), 204 states have call predecessors, (204), 204 states have call successors, (204) [2024-11-14 05:41:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 929 transitions. [2024-11-14 05:41:41,381 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 929 transitions. Word has length 218 [2024-11-14 05:41:41,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:41,383 INFO L471 AbstractCegarLoop]: Abstraction has 606 states and 929 transitions. [2024-11-14 05:41:41,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:41:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 929 transitions. [2024-11-14 05:41:41,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 05:41:41,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:41,387 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:41,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-14 05:41:41,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-14 05:41:41,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:41:41,788 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:41,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:41,789 INFO L85 PathProgramCache]: Analyzing trace with hash 894778222, now seen corresponding path program 1 times [2024-11-14 05:41:41,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:41,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770263280] [2024-11-14 05:41:41,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:41,790 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:41,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:41,794 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:41:41,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-14 05:41:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:43,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:41:43,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:48,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-14 05:41:48,873 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:41:50,701 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:50,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770263280] [2024-11-14 05:41:50,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770263280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:41:50,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1814350329] [2024-11-14 05:41:50,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:50,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:41:50,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:41:50,707 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:41:50,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-14 05:41:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:53,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:41:53,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:42:00,543 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:42:00,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1814350329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:42:00,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:42:00,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2024-11-14 05:42:00,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330187997] [2024-11-14 05:42:00,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:42:00,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:42:00,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:42:00,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:42:00,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-11-14 05:42:00,546 INFO L87 Difference]: Start difference. First operand 606 states and 929 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:42:04,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:06,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:08,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:42:11,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:13,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:15,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:42:15,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:42:15,474 INFO L93 Difference]: Finished difference Result 1123 states and 1710 transitions. [2024-11-14 05:42:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:42:15,475 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-14 05:42:15,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:42:15,484 INFO L225 Difference]: With dead ends: 1123 [2024-11-14 05:42:15,484 INFO L226 Difference]: Without dead ends: 817 [2024-11-14 05:42:15,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:42:15,490 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 104 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 69 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:42:15,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 478 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 105 Invalid, 6 Unknown, 0 Unchecked, 14.5s Time] [2024-11-14 05:42:15,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2024-11-14 05:42:15,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 667. [2024-11-14 05:42:15,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 667 states, 421 states have (on average 1.299287410926366) internal successors, (547), 421 states have internal predecessors, (547), 238 states have call successors, (238), 7 states have call predecessors, (238), 7 states have return successors, (238), 238 states have call predecessors, (238), 238 states have call successors, (238) [2024-11-14 05:42:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1023 transitions. [2024-11-14 05:42:15,650 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1023 transitions. Word has length 218 [2024-11-14 05:42:15,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:42:15,652 INFO L471 AbstractCegarLoop]: Abstraction has 667 states and 1023 transitions. [2024-11-14 05:42:15,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:42:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1023 transitions. [2024-11-14 05:42:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 05:42:15,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:15,658 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:15,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-14 05:42:15,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-14 05:42:16,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:16,060 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:16,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:16,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1044241294, now seen corresponding path program 1 times [2024-11-14 05:42:16,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:42:16,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1035650492] [2024-11-14 05:42:16,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:16,062 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:16,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:42:16,065 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:42:16,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-14 05:42:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:17,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 05:42:17,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:29,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-14 05:42:29,202 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:42:33,213 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:42:33,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1035650492] [2024-11-14 05:42:33,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1035650492] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:42:33,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [735789780] [2024-11-14 05:42:33,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:33,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:42:33,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:42:33,216 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:42:33,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-14 05:42:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:35,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:42:35,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:42:39,161 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:42:39,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [735789780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:42:39,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:42:39,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2024-11-14 05:42:39,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66300806] [2024-11-14 05:42:39,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:42:39,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:42:39,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:42:39,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:42:39,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:42:39,163 INFO L87 Difference]: Start difference. First operand 667 states and 1023 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:42:42,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:44,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:47,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:49,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:49,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:42:49,311 INFO L93 Difference]: Finished difference Result 1552 states and 2386 transitions. [2024-11-14 05:42:49,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:42:49,314 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 219 [2024-11-14 05:42:49,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:42:49,327 INFO L225 Difference]: With dead ends: 1552 [2024-11-14 05:42:49,327 INFO L226 Difference]: Without dead ends: 949 [2024-11-14 05:42:49,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 562 GetRequests, 548 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:42:49,336 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 36 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:42:49,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 352 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 4 Unknown, 0 Unchecked, 10.0s Time] [2024-11-14 05:42:49,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2024-11-14 05:42:49,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 947. [2024-11-14 05:42:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 596 states have (on average 1.2969798657718121) internal successors, (773), 596 states have internal predecessors, (773), 340 states have call successors, (340), 10 states have call predecessors, (340), 10 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-14 05:42:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1453 transitions. [2024-11-14 05:42:49,485 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1453 transitions. Word has length 219 [2024-11-14 05:42:49,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:42:49,486 INFO L471 AbstractCegarLoop]: Abstraction has 947 states and 1453 transitions. [2024-11-14 05:42:49,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:42:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1453 transitions. [2024-11-14 05:42:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 05:42:49,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:49,492 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:49,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-14 05:42:49,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-14 05:42:49,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:49,897 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:49,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:49,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1437268304, now seen corresponding path program 1 times [2024-11-14 05:42:49,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:42:49,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [919571507] [2024-11-14 05:42:49,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:49,899 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:49,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:42:49,904 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:42:49,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-14 05:42:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:51,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 05:42:51,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:43:02,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-14 05:43:02,730 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:43:08,210 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:43:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [919571507] [2024-11-14 05:43:08,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [919571507] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:43:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1395371703] [2024-11-14 05:43:08,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:08,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:43:08,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:43:08,214 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:43:08,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-14 05:43:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:43:11,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:43:11,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:43:15,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 05:43:15,381 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:43:15,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1395371703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:43:15,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:43:15,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2024-11-14 05:43:15,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670993570] [2024-11-14 05:43:15,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:43:15,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:43:15,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:43:15,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:43:15,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:43:15,384 INFO L87 Difference]: Start difference. First operand 947 states and 1453 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:43:18,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:21,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:43:23,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:43:24,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:43:27,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:43:29,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:32,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:43:34,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:37,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:38,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:38,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:43:38,631 INFO L93 Difference]: Finished difference Result 2142 states and 3289 transitions. [2024-11-14 05:43:38,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:43:38,633 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 219 [2024-11-14 05:43:38,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:43:38,646 INFO L225 Difference]: With dead ends: 2142 [2024-11-14 05:43:38,646 INFO L226 Difference]: Without dead ends: 1259 [2024-11-14 05:43:38,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 562 GetRequests, 548 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:43:38,651 INFO L432 NwaCegarLoop]: 240 mSDtfsCounter, 139 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:43:38,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 428 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 117 Invalid, 6 Unknown, 0 Unchecked, 23.1s Time] [2024-11-14 05:43:38,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2024-11-14 05:43:38,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1227. [2024-11-14 05:43:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 771 states have (on average 1.284046692607004) internal successors, (990), 771 states have internal predecessors, (990), 442 states have call successors, (442), 13 states have call predecessors, (442), 13 states have return successors, (442), 442 states have call predecessors, (442), 442 states have call successors, (442) [2024-11-14 05:43:38,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1874 transitions. [2024-11-14 05:43:38,833 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1874 transitions. Word has length 219 [2024-11-14 05:43:38,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:43:38,834 INFO L471 AbstractCegarLoop]: Abstraction has 1227 states and 1874 transitions. [2024-11-14 05:43:38,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 05:43:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1874 transitions. [2024-11-14 05:43:38,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-14 05:43:38,842 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:43:38,842 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:43:38,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-14 05:43:39,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-14 05:43:39,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:43:39,243 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:43:39,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:43:39,244 INFO L85 PathProgramCache]: Analyzing trace with hash -2130014298, now seen corresponding path program 1 times [2024-11-14 05:43:39,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:43:39,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [407279860] [2024-11-14 05:43:39,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:39,244 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:43:39,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:43:39,246 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:43:39,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-14 05:43:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:43:40,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 05:43:40,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:43:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-14 05:43:53,207 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:43:58,600 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:43:58,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [407279860] [2024-11-14 05:43:58,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [407279860] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:43:58,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1534527414] [2024-11-14 05:43:58,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:58,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:43:58,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:43:58,604 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:43:58,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-14 05:44:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:01,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:44:01,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-14 05:44:09,285 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:44:11,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1534527414] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:44:11,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930122535] [2024-11-14 05:44:11,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:11,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:44:11,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:44:11,889 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:44:11,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 05:44:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:12,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:44:12,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:18,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-14 05:44:18,747 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:44:20,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930122535] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:44:20,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:44:20,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 16 [2024-11-14 05:44:20,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654155177] [2024-11-14 05:44:20,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:44:20,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-14 05:44:20,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:44:20,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-14 05:44:20,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2024-11-14 05:44:20,550 INFO L87 Difference]: Start difference. First operand 1227 states and 1874 transitions. Second operand has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 16 states have internal predecessors, (105), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2024-11-14 05:44:36,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:38,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:40,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:42,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:44,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:46,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:48,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:50,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:52,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:54,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:56,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:59,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:01,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:03,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:05,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:07,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:09,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:11,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:13,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:15,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:17,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:19,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:22,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:24,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:26,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:28,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:30,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:32,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:34,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:36,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:38,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:40,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:42,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:44,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:46,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:48,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:50,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:45:50,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:45:50,488 INFO L93 Difference]: Finished difference Result 2132 states and 3246 transitions. [2024-11-14 05:45:50,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 05:45:50,490 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 16 states have internal predecessors, (105), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) Word has length 220 [2024-11-14 05:45:50,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:45:50,498 INFO L225 Difference]: With dead ends: 2132 [2024-11-14 05:45:50,498 INFO L226 Difference]: Without dead ends: 969 [2024-11-14 05:45:50,503 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1087 GetRequests, 1049 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=358, Invalid=1202, Unknown=0, NotChecked=0, Total=1560 [2024-11-14 05:45:50,504 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 371 mSDsluCounter, 1051 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 197 mSolverCounterUnsat, 37 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 84.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1149 SdHoareTripleChecker+Invalid, 1043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 37 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:45:50,504 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 1149 Invalid, 1043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 809 Invalid, 37 Unknown, 0 Unchecked, 84.9s Time] [2024-11-14 05:45:50,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2024-11-14 05:45:50,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 926. [2024-11-14 05:45:50,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 573 states have (on average 1.2792321116928447) internal successors, (733), 573 states have internal predecessors, (733), 340 states have call successors, (340), 12 states have call predecessors, (340), 12 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-14 05:45:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1413 transitions. [2024-11-14 05:45:50,646 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1413 transitions. Word has length 220 [2024-11-14 05:45:50,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:45:50,647 INFO L471 AbstractCegarLoop]: Abstraction has 926 states and 1413 transitions. [2024-11-14 05:45:50,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 16 states have internal predecessors, (105), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2024-11-14 05:45:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1413 transitions. [2024-11-14 05:45:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-14 05:45:50,652 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:45:50,652 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:45:50,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-14 05:45:50,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2024-11-14 05:45:51,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 05:45:51,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:45:51,253 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:45:51,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:45:51,253 INFO L85 PathProgramCache]: Analyzing trace with hash -736940823, now seen corresponding path program 1 times [2024-11-14 05:45:51,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:45:51,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [333230833] [2024-11-14 05:45:51,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:51,254 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:45:51,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:45:51,256 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:45:51,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2024-11-14 05:45:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:52,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:45:52,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:45:55,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-11-14 05:45:55,671 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:45:56,474 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:45:56,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [333230833] [2024-11-14 05:45:56,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [333230833] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:45:56,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [524073944] [2024-11-14 05:45:56,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:56,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:45:56,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:45:56,476 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:45:56,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-14 05:45:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:59,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:45:59,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:46:02,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-11-14 05:46:02,077 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:46:02,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [524073944] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:46:02,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013643132] [2024-11-14 05:46:02,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:46:02,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:46:02,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:46:02,600 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:46:02,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-14 05:46:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:46:03,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:46:03,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:46:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-11-14 05:46:05,662 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:46:06,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013643132] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:46:06,191 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:46:06,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-14 05:46:06,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698943350] [2024-11-14 05:46:06,191 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:46:06,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 05:46:06,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:46:06,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 05:46:06,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-14 05:46:06,193 INFO L87 Difference]: Start difference. First operand 926 states and 1413 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-14 05:46:12,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:46:14,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:46:16,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:46:18,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:46:20,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:46:20,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:46:20,409 INFO L93 Difference]: Finished difference Result 1866 states and 2788 transitions. [2024-11-14 05:46:20,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 05:46:20,410 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 220 [2024-11-14 05:46:20,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:46:20,419 INFO L225 Difference]: With dead ends: 1866 [2024-11-14 05:46:20,419 INFO L226 Difference]: Without dead ends: 1024 [2024-11-14 05:46:20,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 756 GetRequests, 745 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-14 05:46:20,424 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 57 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:46:20,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 376 Invalid, 423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 413 Invalid, 5 Unknown, 0 Unchecked, 13.9s Time] [2024-11-14 05:46:20,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2024-11-14 05:46:20,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1002. [2024-11-14 05:46:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1002 states, 630 states have (on average 1.2396825396825397) internal successors, (781), 630 states have internal predecessors, (781), 340 states have call successors, (340), 31 states have call predecessors, (340), 31 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-14 05:46:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1461 transitions. [2024-11-14 05:46:20,537 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1461 transitions. Word has length 220 [2024-11-14 05:46:20,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:46:20,537 INFO L471 AbstractCegarLoop]: Abstraction has 1002 states and 1461 transitions. [2024-11-14 05:46:20,538 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-14 05:46:20,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1461 transitions. [2024-11-14 05:46:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-14 05:46:20,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:46:20,539 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:46:20,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2024-11-14 05:46:20,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-14 05:46:20,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-14 05:46:21,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:46:21,140 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:46:21,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:46:21,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1038066539, now seen corresponding path program 1 times [2024-11-14 05:46:21,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:46:21,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470589351] [2024-11-14 05:46:21,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:46:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:46:21,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:46:21,143 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:46:21,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16cfd879-3b8b-48b9-b67d-f517db24d7c9/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2024-11-14 05:46:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:46:22,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 05:46:22,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:49:55,113 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse2 ((_ zero_extend 16) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (= c_~last_1_var_1_32~0 (_ bv1 8)) (= (_ bv128 32) c_~last_1_var_1_39~0) (= (_ bv256 32) c_~var_1_24~0) (fp.geq c_~var_1_10~0 .cse0) (fp.leq c_~var_1_9~0 .cse1) (= (_ bv1 8) c_~var_1_32~0) (bvsge ((_ sign_extend 24) c_~var_1_38~0) (_ bv0 32)) (bvsle .cse2 (_ bv32767 32)) (let ((.cse6 (fp.lt c_~var_1_11~0 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 63.0 2.0)))) (let ((.cse3 (fp.gt .cse8 c_~var_1_10~0)) (.cse4 (not .cse6))) (or (and (not .cse3) (let ((.cse5 (fp.add c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) (or (and .cse4 (= (fp.sub c_currentRoundingMode .cse5 c_~var_1_12~0) c_~var_1_8~0)) (and .cse6 (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse5 c_~var_1_11~0)))))) (and .cse3 (let ((.cse7 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse8))) (or (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_11~0)) .cse6) (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_12~0)) .cse4))))))) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 8.0)) c_~var_1_26~0) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_10~0 .cse1) (= (_ bv1 32) c_~last_1_var_1_30~0) (fp.leq c_~var_1_12~0 .cse9) (bvsge ((_ zero_extend 16) c_~var_1_19~0) (_ bv49150 32)) (fp.leq c_~var_1_11~0 .cse9) (let ((.cse10 (bvugt .cse2 (_ bv10 32)))) (or (and (= (_ bv10 32) c_~var_1_30~0) (not .cse10)) (and (= .cse2 c_~var_1_30~0) .cse10))) (fp.geq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_9~0 .cse0) (= (_ bv256 32) c_~last_1_var_1_24~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 05:52:20,104 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse2 ((_ zero_extend 16) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (= c_~last_1_var_1_32~0 (_ bv1 8)) (= (_ bv128 32) c_~last_1_var_1_39~0) (= (_ bv256 32) c_~var_1_24~0) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_9~0)) c_~var_1_23~0) (fp.geq c_~var_1_10~0 .cse0) (fp.leq c_~var_1_9~0 .cse1) (= (_ bv1 8) c_~var_1_32~0) (bvsge ((_ sign_extend 24) c_~var_1_38~0) (_ bv0 32)) (bvsle .cse2 (_ bv32767 32)) (let ((.cse6 (fp.lt c_~var_1_11~0 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 63.0 2.0)))) (let ((.cse3 (fp.gt .cse8 c_~var_1_10~0)) (.cse4 (not .cse6))) (or (and (not .cse3) (let ((.cse5 (fp.add c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) (or (and .cse4 (= (fp.sub c_currentRoundingMode .cse5 c_~var_1_12~0) c_~var_1_8~0)) (and .cse6 (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse5 c_~var_1_11~0)))))) (and .cse3 (let ((.cse7 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse8))) (or (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_11~0)) .cse6) (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_12~0)) .cse4))))))) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 8.0)) c_~var_1_26~0) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_10~0 .cse1) (= (_ bv1 32) c_~last_1_var_1_30~0) (fp.leq c_~var_1_12~0 .cse9) (bvsge ((_ zero_extend 16) c_~var_1_19~0) (_ bv49150 32)) (fp.leq c_~var_1_11~0 .cse9) (let ((.cse10 (bvugt .cse2 (_ bv10 32)))) (or (and (= (_ bv10 32) c_~var_1_30~0) (not .cse10)) (and (= .cse2 c_~var_1_30~0) .cse10))) (fp.geq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_9~0 .cse0) (= (_ bv256 32) c_~last_1_var_1_24~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 05:54:49,594 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse2 ((_ zero_extend 16) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (= c_~last_1_var_1_32~0 (_ bv1 8)) (= (_ bv128 32) c_~last_1_var_1_39~0) (= (_ bv256 32) c_~var_1_24~0) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_9~0)) c_~var_1_23~0) (fp.geq c_~var_1_10~0 .cse0) (fp.leq c_~var_1_9~0 .cse1) (= (_ bv1 8) c_~var_1_32~0) (bvsge ((_ sign_extend 24) c_~var_1_38~0) (_ bv0 32)) (bvsle .cse2 (_ bv32767 32)) (let ((.cse6 (fp.lt c_~var_1_11~0 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 63.0 2.0)))) (let ((.cse3 (fp.gt .cse8 c_~var_1_10~0)) (.cse4 (not .cse6))) (or (and (not .cse3) (let ((.cse5 (fp.add c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) (or (and .cse4 (= (fp.sub c_currentRoundingMode .cse5 c_~var_1_12~0) c_~var_1_8~0)) (and .cse6 (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse5 c_~var_1_11~0)))))) (and .cse3 (let ((.cse7 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse8))) (or (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_11~0)) .cse6) (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_12~0)) .cse4))))))) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 8.0)) c_~var_1_26~0) (fp.leq c_~var_1_10~0 .cse1) (= (_ bv1 32) c_~last_1_var_1_30~0) (fp.leq c_~var_1_12~0 .cse9) (bvsge ((_ zero_extend 16) c_~var_1_19~0) (_ bv49150 32)) (fp.leq c_~var_1_11~0 .cse9) (not (fp.lt c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 79999997.0 8.0)))) (let ((.cse10 (bvugt .cse2 (_ bv10 32)))) (or (and (= (_ bv10 32) c_~var_1_30~0) (not .cse10)) (and (= .cse2 c_~var_1_30~0) .cse10))) (fp.geq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_9~0 .cse0) (= (_ bv256 32) c_~last_1_var_1_24~0) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_25~0 c_~var_1_19~0))) is different from false