./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.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_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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_ed560e5e-dd43-41ec-a397-636b601b0ced/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 b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:14:51,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:14:52,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:14:52,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:14:52,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:14:52,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:14:52,043 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:14:52,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:14:52,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:14:52,044 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:14:52,044 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:14:52,045 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:14:52,045 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:14:52,045 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:14:52,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:14:52,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:14:52,045 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:14:52,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:14:52,046 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:14:52,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:14:52,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:14:52,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:14:52,048 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:14:52,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:14:52,048 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_ed560e5e-dd43-41ec-a397-636b601b0ced/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 -> b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 [2024-11-14 05:14:52,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:14:52,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:14:52,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:14:52,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:14:52,380 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:14:52,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i Unable to find full path for "g++" [2024-11-14 05:14:54,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:14:54,643 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:14:54,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-11-14 05:14:54,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data/e0136b4e4/badfd8613c76416b9214ae7030cc4539/FLAGa0e844800 [2024-11-14 05:14:54,684 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data/e0136b4e4/badfd8613c76416b9214ae7030cc4539 [2024-11-14 05:14:54,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:14:54,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:14:54,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:14:54,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:14:54,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:14:54,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:14:54" (1/1) ... [2024-11-14 05:14:54,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc6d327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:54, skipping insertion in model container [2024-11-14 05:14:54,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:14:54" (1/1) ... [2024-11-14 05:14:54,732 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:14:54,909 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_ed560e5e-dd43-41ec-a397-636b601b0ced/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-11-14 05:14:55,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:14:55,055 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:14:55,067 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_ed560e5e-dd43-41ec-a397-636b601b0ced/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-11-14 05:14:55,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:14:55,179 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:14:55,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55 WrapperNode [2024-11-14 05:14:55,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:14:55,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:14:55,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:14:55,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:14:55,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,258 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 261 [2024-11-14 05:14:55,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:14:55,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:14:55,259 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:14:55,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:14:55,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,278 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:14:55,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:14:55,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:14:55,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:14:55,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (1/1) ... [2024-11-14 05:14:55,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:14:55,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:14:55,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:14:55,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:14:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:14:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:14:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:14:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:14:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:14:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:14:55,538 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:14:55,540 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:14:56,316 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-14 05:14:56,316 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:14:56,743 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:14:56,744 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:14:56,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:14:56 BoogieIcfgContainer [2024-11-14 05:14:56,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:14:56,747 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:14:56,747 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:14:56,753 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:14:56,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:14:54" (1/3) ... [2024-11-14 05:14:56,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb8d861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:14:56, skipping insertion in model container [2024-11-14 05:14:56,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:14:55" (2/3) ... [2024-11-14 05:14:56,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb8d861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:14:56, skipping insertion in model container [2024-11-14 05:14:56,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:14:56" (3/3) ... [2024-11-14 05:14:56,755 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-11-14 05:14:56,772 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:14:56,775 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:14:56,832 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:14:56,845 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;@17aad975, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:14:56,845 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:14:56,849 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 05:14:56,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 05:14:56,860 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:14:56,861 INFO L215 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:14:56,861 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:14:56,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:14:56,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1932246645, now seen corresponding path program 1 times [2024-11-14 05:14:56,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:14:56,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969753582] [2024-11-14 05:14:56,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:14:56,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:14:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:14:57,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [561765494] [2024-11-14 05:14:57,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:14:57,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:14:57,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:14:57,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:14:57,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:14:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:14:59,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:14:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:14:59,529 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:14:59,531 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:14:59,533 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:14:59,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 05:14:59,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:14:59,740 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:14:59,916 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:14:59,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:14:59 BoogieIcfgContainer [2024-11-14 05:14:59,923 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:14:59,924 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:14:59,924 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:14:59,924 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:14:59,925 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:14:56" (3/4) ... [2024-11-14 05:14:59,928 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:14:59,929 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:14:59,932 INFO L158 Benchmark]: Toolchain (without parser) took 5242.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.9MB in the beginning and 181.5MB in the end (delta: -88.6MB). Peak memory consumption was 142.1MB. Max. memory is 16.1GB. [2024-11-14 05:14:59,933 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:14:59,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.34ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 75.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:14:59,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.07ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 69.8MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:14:59,935 INFO L158 Benchmark]: Boogie Preprocessor took 72.36ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 67.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:14:59,935 INFO L158 Benchmark]: RCFGBuilder took 1412.23ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.5MB in the beginning and 312.7MB in the end (delta: -245.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-14 05:14:59,936 INFO L158 Benchmark]: TraceAbstraction took 3175.64ms. Allocated memory is still 352.3MB. Free memory was 312.0MB in the beginning and 181.5MB in the end (delta: 130.5MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2024-11-14 05:14:59,938 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 352.3MB. Free memory is still 181.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:14:59,940 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.34ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 75.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.07ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 69.8MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.36ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 67.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1412.23ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.5MB in the beginning and 312.7MB in the end (delta: -245.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3175.64ms. Allocated memory is still 352.3MB. Free memory was 312.0MB in the beginning and 181.5MB in the end (delta: 130.5MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 352.3MB. Free memory is still 181.5MB. 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 shiftLeft at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed short int var_1_6 = -1; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 1; [L26] signed char var_1_9 = -128; [L27] signed char var_1_12 = 10; [L28] signed char var_1_13 = -64; [L29] signed char var_1_14 = 1; [L30] signed char var_1_15 = -25; [L31] unsigned short int var_1_16 = 256; [L32] signed char var_1_18 = 4; [L33] float var_1_19 = 100.5; [L34] float var_1_20 = 4.5; [L35] signed char var_1_21 = 0; [L36] signed char var_1_22 = 64; [L37] signed char var_1_23 = 2; [L38] signed char var_1_24 = 4; [L39] unsigned long int var_1_25 = 8; [L40] unsigned char var_1_27 = 50; [L41] unsigned char var_1_28 = 5; [L42] signed short int var_1_29 = 32; [L43] signed long int var_1_30 = 1; [L44] signed long int var_1_31 = 0; [L45] unsigned char var_1_33 = 2; [L46] unsigned char var_1_34 = 128; [L47] unsigned char var_1_35 = 2; [L48] unsigned char var_1_36 = 200; [L49] unsigned char var_1_37 = 32; [L50] double var_1_38 = 10.3; [L51] signed short int var_1_39 = -256; [L52] signed short int last_1_var_1_6 = -1; [L53] signed char last_1_var_1_9 = -128; [L54] unsigned short int last_1_var_1_16 = 256; [L55] signed char last_1_var_1_18 = 4; [L56] float last_1_var_1_19 = 100.5; [L57] unsigned long int last_1_var_1_25 = 8; [L58] unsigned char last_1_var_1_27 = 50; [L59] signed short int last_1_var_1_29 = 32; [L60] unsigned char last_1_var_1_33 = 2; [L61] unsigned char last_1_var_1_35 = 2; [L208] isInitial = 1 [L209] FCALL initially() [L210] int k_loop; [L211] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L211] COND TRUE k_loop < 1 [L212] CALL updateLastVariables() [L192] last_1_var_1_6 = var_1_6 [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_16 = var_1_16 [L195] last_1_var_1_18 = var_1_18 [L196] last_1_var_1_19 = var_1_19 [L197] last_1_var_1_25 = var_1_25 [L198] last_1_var_1_27 = var_1_27 [L199] last_1_var_1_29 = var_1_29 [L200] last_1_var_1_33 = var_1_33 [L201] last_1_var_1_35 = var_1_35 [L212] RET updateLastVariables() [L213] CALL updateVariables() [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L145] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_9=-128] [L148] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L149] var_1_12 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L151] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L152] var_1_13 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L154] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L155] var_1_14 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L157] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L158] var_1_15 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L160] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L161] var_1_20 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L163] var_1_22 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L165] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L166] var_1_23 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L168] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L169] var_1_24 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L171] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L172] var_1_28 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L174] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L175] var_1_30 = __VERIFIER_nondet_long() [L176] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L177] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L178] var_1_31 = __VERIFIER_nondet_long() [L179] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L181] var_1_34 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_34 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_34 >= 127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L183] CALL assume_abort_if_not(var_1_34 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_34 <= 254) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L184] var_1_36 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_36 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_36 >= 190) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L186] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L187] var_1_37 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_37 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=31, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_37 >= 31) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=31, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L189] CALL assume_abort_if_not(var_1_37 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=31, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_37 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=8, var_1_27=50, var_1_28=62, var_1_29=32, var_1_30=1, var_1_31=1, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=190, var_1_37=31, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=0, var_1_9=-128] [L213] RET updateVariables() [L214] CALL step() [L65] signed long int stepLocal_0 = 50 * last_1_var_1_29; [L66] EXPR last_1_var_1_16 | last_1_var_1_9 [L66] COND FALSE !((last_1_var_1_16 | last_1_var_1_9) >= stepLocal_0) [L69] COND TRUE (last_1_var_1_19 + last_1_var_1_19) > 200.875f [L70] COND TRUE last_1_var_1_25 > last_1_var_1_18 [L71] var_1_9 = ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))) [L76] signed long int stepLocal_4 = last_1_var_1_9; [L77] signed long int stepLocal_3 = var_1_24 % var_1_34; [L78] COND FALSE !(last_1_var_1_16 <= stepLocal_4) [L81] COND TRUE stepLocal_3 >= last_1_var_1_27 [L82] COND TRUE \read(var_1_7) [L83] var_1_33 = (((((((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) > ((64 - var_1_30))) ? (((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) : ((64 - var_1_30)))) + 1) [L89] var_1_19 = var_1_20 [L90] var_1_21 = ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24))))) [L91] var_1_27 = ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28) [L92] var_1_38 = var_1_20 [L93] var_1_39 = 128 [L94] unsigned char stepLocal_2 = var_1_7; [L95] COND FALSE !(var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) [L100] var_1_25 = 2u [L102] COND TRUE \read(var_1_7) [L103] COND TRUE ! var_1_8 [L104] var_1_16 = ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))) [L111] signed long int stepLocal_5 = var_1_30 + var_1_39; [L112] COND TRUE (var_1_25 - last_1_var_1_35) <= stepLocal_5 [L113] COND TRUE \read(var_1_7) [L114] var_1_35 = var_1_28 [L119] unsigned short int stepLocal_1 = var_1_1; [L120] COND TRUE stepLocal_1 <= var_1_35 [L121] var_1_18 = (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14) [L125] EXPR var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31))) [L125] COND FALSE !((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) [L130] var_1_29 = (var_1_28 - var_1_30) [L132] COND FALSE !(var_1_21 > var_1_29) [L135] COND FALSE !(var_1_7 && var_1_8) [L138] var_1_6 = -2 [L214] RET step() [L215] CALL, EXPR property() [L204] EXPR last_1_var_1_16 | last_1_var_1_9 [L204] EXPR (((((((((((last_1_var_1_16 | last_1_var_1_9) >= (50 * last_1_var_1_29)) ? (var_1_1 == ((unsigned short int) ((((last_1_var_1_9) < (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33))))) ? (last_1_var_1_9) : (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33)))))))) : 1) && ((var_1_21 > var_1_29) ? (var_1_6 == ((signed short int) (var_1_21 - last_1_var_1_6))) : ((var_1_7 && var_1_8) ? (var_1_6 == ((signed short int) last_1_var_1_6)) : (var_1_6 == ((signed short int) -2))))) && (((last_1_var_1_19 + last_1_var_1_19) > 200.875f) ? ((last_1_var_1_25 > last_1_var_1_18) ? (var_1_9 == ((signed char) ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_9 == ((signed char) ((((((((-32) < (100)) ? (-32) : (100)))) > (var_1_13)) ? (((((-32) < (100)) ? (-32) : (100)))) : (var_1_13)))))) : 1)) && (var_1_7 ? ((! var_1_8) ? (var_1_16 == ((unsigned short int) ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))))) : (var_1_16 == ((unsigned short int) var_1_33))) : (var_1_16 == ((unsigned short int) var_1_9)))) && ((var_1_1 <= var_1_35) ? (var_1_18 == ((signed char) (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14))) : (var_1_18 == ((signed char) var_1_13)))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((signed char) ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24)))))))) && ((var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) ? (((! (var_1_27 < var_1_27)) && var_1_7) ? (var_1_25 == ((unsigned long int) var_1_1)) : 1) : (var_1_25 == ((unsigned long int) 2u)))) && (var_1_27 == ((unsigned char) ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28)))) && (((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) ? ((var_1_35 != ((((-64) > (var_1_23)) ? (-64) : (var_1_23)))) ? (var_1_29 == ((signed short int) (((((50 + var_1_23) - var_1_33) < 0 ) ? -((50 + var_1_23) - var_1_33) : ((50 + var_1_23) - var_1_33))))) : 1) : (var_1_29 == ((signed short int) (var_1_28 - var_1_30)))) [L204-L205] return (((((((((((((((last_1_var_1_16 | last_1_var_1_9) >= (50 * last_1_var_1_29)) ? (var_1_1 == ((unsigned short int) ((((last_1_var_1_9) < (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33))))) ? (last_1_var_1_9) : (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33)))))))) : 1) && ((var_1_21 > var_1_29) ? (var_1_6 == ((signed short int) (var_1_21 - last_1_var_1_6))) : ((var_1_7 && var_1_8) ? (var_1_6 == ((signed short int) last_1_var_1_6)) : (var_1_6 == ((signed short int) -2))))) && (((last_1_var_1_19 + last_1_var_1_19) > 200.875f) ? ((last_1_var_1_25 > last_1_var_1_18) ? (var_1_9 == ((signed char) ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_9 == ((signed char) ((((((((-32) < (100)) ? (-32) : (100)))) > (var_1_13)) ? (((((-32) < (100)) ? (-32) : (100)))) : (var_1_13)))))) : 1)) && (var_1_7 ? ((! var_1_8) ? (var_1_16 == ((unsigned short int) ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))))) : (var_1_16 == ((unsigned short int) var_1_33))) : (var_1_16 == ((unsigned short int) var_1_9)))) && ((var_1_1 <= var_1_35) ? (var_1_18 == ((signed char) (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14))) : (var_1_18 == ((signed char) var_1_13)))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((signed char) ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24)))))))) && ((var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) ? (((! (var_1_27 < var_1_27)) && var_1_7) ? (var_1_25 == ((unsigned long int) var_1_1)) : 1) : (var_1_25 == ((unsigned long int) 2u)))) && (var_1_27 == ((unsigned char) ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28)))) && (((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) ? ((var_1_35 != ((((-64) > (var_1_23)) ? (-64) : (var_1_23)))) ? (var_1_29 == ((signed short int) (((((50 + var_1_23) - var_1_33) < 0 ) ? -((50 + var_1_23) - var_1_33) : ((50 + var_1_23) - var_1_33))))) : 1) : (var_1_29 == ((signed short int) (var_1_28 - var_1_30))))) && ((last_1_var_1_16 <= last_1_var_1_9) ? (var_1_33 == ((unsigned char) (var_1_34 - var_1_28))) : (((var_1_24 % var_1_34) >= last_1_var_1_27) ? (var_1_7 ? (var_1_33 == ((unsigned char) (((((((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) > ((64 - var_1_30))) ? (((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) : ((64 - var_1_30)))) + 1))) : (var_1_33 == ((unsigned char) var_1_28))) : 1))) && (((var_1_25 - last_1_var_1_35) <= (var_1_30 + var_1_39)) ? (var_1_7 ? (var_1_35 == ((unsigned char) var_1_28)) : (var_1_35 == ((unsigned char) ((var_1_36 - (var_1_37 - var_1_30)) - ((((var_1_28) < (var_1_24)) ? (var_1_28) : (var_1_24))))))) : 1)) && (var_1_38 == ((double) var_1_20))) && (var_1_39 == ((signed short int) 128)) ; [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=350, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=2, var_1_27=175, var_1_28=62, var_1_29=61, var_1_30=1, var_1_31=1, var_1_33=64, var_1_34=127, var_1_35=62, var_1_36=190, var_1_37=31, var_1_38=2, var_1_39=128, var_1_6=-2, var_1_7=1, var_1_8=0, var_1_9=126] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=0, var_1_13=126, var_1_14=63, var_1_15=5, var_1_16=350, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=0, var_1_22=124, var_1_23=61, var_1_24=63, var_1_25=2, var_1_27=175, var_1_28=62, var_1_29=61, var_1_30=1, var_1_31=1, var_1_33=64, var_1_34=127, var_1_35=62, var_1_36=190, var_1_37=31, var_1_38=2, var_1_39=128, var_1_6=-2, var_1_7=1, var_1_8=0, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 1, TraceHistogramMax: 31, 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=56occurred 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, 2.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 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 05:14:59,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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_ed560e5e-dd43-41ec-a397-636b601b0ced/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 b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:15:02,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:15:02,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:15:02,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:15:02,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:15:02,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:15:02,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:15:02,827 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:15:02,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:15:02,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:15:02,827 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:15:02,828 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:15:02,828 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:15:02,828 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:15:02,828 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:15:02,828 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:15:02,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:15:02,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:15:02,828 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:15:02,829 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:15:02,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:15:02,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:15:02,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:15:02,832 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:15:02,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:15:02,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:15:02,832 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:15:02,832 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:15:02,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:15:02,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:15:02,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:15:02,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:15:02,833 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:15:02,833 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:15:02,833 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:15:02,833 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:15:02,833 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_ed560e5e-dd43-41ec-a397-636b601b0ced/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 -> b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 [2024-11-14 05:15:03,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:15:03,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:15:03,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:15:03,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:15:03,168 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:15:03,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i Unable to find full path for "g++" [2024-11-14 05:15:05,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:15:05,587 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:15:05,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-11-14 05:15:05,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data/14cfedec2/f173a5a0ff9b43c6b2a44eecd5ead5c0/FLAGcab6419c0 [2024-11-14 05:15:05,627 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/data/14cfedec2/f173a5a0ff9b43c6b2a44eecd5ead5c0 [2024-11-14 05:15:05,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:15:05,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:15:05,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:15:05,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:15:05,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:15:05,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:15:05" (1/1) ... [2024-11-14 05:15:05,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14cb3f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:05, skipping insertion in model container [2024-11-14 05:15:05,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:15:05" (1/1) ... [2024-11-14 05:15:05,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:15:05,852 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_ed560e5e-dd43-41ec-a397-636b601b0ced/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-11-14 05:15:05,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:15:05,972 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:15:05,983 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_ed560e5e-dd43-41ec-a397-636b601b0ced/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-11-14 05:15:06,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:15:06,066 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:15:06,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06 WrapperNode [2024-11-14 05:15:06,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:15:06,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:15:06,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:15:06,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:15:06,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,129 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2024-11-14 05:15:06,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:15:06,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:15:06,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:15:06,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:15:06,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:15:06,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:15:06,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:15:06,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:15:06,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (1/1) ... [2024-11-14 05:15:06,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:15:06,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:15:06,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:15:06,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:15:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:15:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:15:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:15:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:15:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:15:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:15:06,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:15:06,419 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:15:07,805 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-14 05:15:07,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:15:07,835 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:15:07,837 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:15:07,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:15:07 BoogieIcfgContainer [2024-11-14 05:15:07,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:15:07,840 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:15:07,840 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:15:07,845 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:15:07,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:15:05" (1/3) ... [2024-11-14 05:15:07,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc57040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:15:07, skipping insertion in model container [2024-11-14 05:15:07,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:15:06" (2/3) ... [2024-11-14 05:15:07,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc57040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:15:07, skipping insertion in model container [2024-11-14 05:15:07,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:15:07" (3/3) ... [2024-11-14 05:15:07,848 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-11-14 05:15:07,864 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:15:07,866 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:15:07,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:15:07,966 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;@2c7ea3dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:15:07,968 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:15:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 05:15:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-14 05:15:07,990 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:07,991 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:07,992 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:07,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:07,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1856944057, now seen corresponding path program 1 times [2024-11-14 05:15:08,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:08,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [402880914] [2024-11-14 05:15:08,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:08,011 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 05:15:08,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:08,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:08,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:08,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:15:08,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:11,138 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:15:11,138 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:11,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [402880914] [2024-11-14 05:15:11,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [402880914] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:15:11,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:15:11,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:15:11,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256755336] [2024-11-14 05:15:11,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:11,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:15:11,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:11,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:15:11,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:15:11,180 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:13,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:13,204 INFO L93 Difference]: Finished difference Result 284 states and 512 transitions. [2024-11-14 05:15:13,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:15:13,219 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 193 [2024-11-14 05:15:13,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:13,229 INFO L225 Difference]: With dead ends: 284 [2024-11-14 05:15:13,229 INFO L226 Difference]: Without dead ends: 188 [2024-11-14 05:15:13,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:15:13,235 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 146 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:13,236 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 452 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 05:15:13,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-14 05:15:13,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 160. [2024-11-14 05:15:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 95 states have (on average 1.3578947368421053) internal successors, (129), 95 states have internal predecessors, (129), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-14 05:15:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 253 transitions. [2024-11-14 05:15:13,336 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 253 transitions. Word has length 193 [2024-11-14 05:15:13,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:13,337 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 253 transitions. [2024-11-14 05:15:13,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:13,337 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 253 transitions. [2024-11-14 05:15:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-14 05:15:13,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:13,346 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:13,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Ended with exit code 0 [2024-11-14 05:15:13,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:13,550 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:13,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:13,551 INFO L85 PathProgramCache]: Analyzing trace with hash 268596155, now seen corresponding path program 1 times [2024-11-14 05:15:13,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:13,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [438749151] [2024-11-14 05:15:13,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:13,552 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 05:15:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:13,557 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:13,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:13,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:15:13,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:15,901 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:15:15,901 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:15,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [438749151] [2024-11-14 05:15:15,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [438749151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:15:15,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:15:15,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:15:15,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177782158] [2024-11-14 05:15:15,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:15,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:15:15,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:15,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:15:15,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:15:15,904 INFO L87 Difference]: Start difference. First operand 160 states and 253 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:17,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:17,644 INFO L93 Difference]: Finished difference Result 321 states and 507 transitions. [2024-11-14 05:15:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:15:17,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 193 [2024-11-14 05:15:17,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:17,658 INFO L225 Difference]: With dead ends: 321 [2024-11-14 05:15:17,658 INFO L226 Difference]: Without dead ends: 164 [2024-11-14 05:15:17,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 190 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 05:15:17,660 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 75 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:17,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 361 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-14 05:15:17,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-14 05:15:17,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 138. [2024-11-14 05:15:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 73 states have (on average 1.2465753424657535) internal successors, (91), 73 states have internal predecessors, (91), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-14 05:15:17,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 215 transitions. [2024-11-14 05:15:17,706 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 215 transitions. Word has length 193 [2024-11-14 05:15:17,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:17,707 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 215 transitions. [2024-11-14 05:15:17,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:17,707 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 215 transitions. [2024-11-14 05:15:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:15:17,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:17,711 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:17,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Ended with exit code 0 [2024-11-14 05:15:17,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:17,911 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:17,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:17,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1701961175, now seen corresponding path program 1 times [2024-11-14 05:15:17,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:17,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647002564] [2024-11-14 05:15:17,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:17,913 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 05:15:17,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:17,914 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:17,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:18,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:15:18,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:18,977 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:15:18,978 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:18,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647002564] [2024-11-14 05:15:18,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647002564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:15:18,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:15:18,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:15:18,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45204711] [2024-11-14 05:15:18,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:18,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:15:18,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:18,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:15:18,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:15:18,982 INFO L87 Difference]: Start difference. First operand 138 states and 215 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:20,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:20,478 INFO L93 Difference]: Finished difference Result 244 states and 383 transitions. [2024-11-14 05:15:20,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:15:20,488 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 194 [2024-11-14 05:15:20,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:20,491 INFO L225 Difference]: With dead ends: 244 [2024-11-14 05:15:20,491 INFO L226 Difference]: Without dead ends: 164 [2024-11-14 05:15:20,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:15:20,492 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 63 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:20,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 490 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-14 05:15:20,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-14 05:15:20,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 141. [2024-11-14 05:15:20,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 76 states have (on average 1.25) internal successors, (95), 76 states have internal predecessors, (95), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-14 05:15:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 219 transitions. [2024-11-14 05:15:20,524 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 219 transitions. Word has length 194 [2024-11-14 05:15:20,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:20,524 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 219 transitions. [2024-11-14 05:15:20,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 219 transitions. [2024-11-14 05:15:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-14 05:15:20,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:20,528 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:20,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:20,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:20,732 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:20,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:20,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1480062796, now seen corresponding path program 1 times [2024-11-14 05:15:20,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:20,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357969123] [2024-11-14 05:15:20,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:20,733 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 05:15:20,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:20,740 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:20,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Waiting until timeout for monitored process [2024-11-14 05:15:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:20,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:15:20,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:21,610 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:15:21,610 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:21,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357969123] [2024-11-14 05:15:21,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357969123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:15:21,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:15:21,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:15:21,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620979876] [2024-11-14 05:15:21,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:21,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:15:21,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:21,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:15:21,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:15:21,613 INFO L87 Difference]: Start difference. First operand 141 states and 219 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:23,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:23,062 INFO L93 Difference]: Finished difference Result 332 states and 518 transitions. [2024-11-14 05:15:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:15:23,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2024-11-14 05:15:23,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:23,076 INFO L225 Difference]: With dead ends: 332 [2024-11-14 05:15:23,076 INFO L226 Difference]: Without dead ends: 252 [2024-11-14 05:15:23,077 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:15:23,078 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 170 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:23,078 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 431 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-14 05:15:23,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-14 05:15:23,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 222. [2024-11-14 05:15:23,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 125 states have (on average 1.304) internal successors, (163), 125 states have internal predecessors, (163), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-14 05:15:23,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 349 transitions. [2024-11-14 05:15:23,122 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 349 transitions. Word has length 195 [2024-11-14 05:15:23,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:23,123 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 349 transitions. [2024-11-14 05:15:23,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:23,127 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 349 transitions. [2024-11-14 05:15:23,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-14 05:15:23,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:23,131 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:23,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Ended with exit code 0 [2024-11-14 05:15:23,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:23,332 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:23,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:23,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1699533019, now seen corresponding path program 1 times [2024-11-14 05:15:23,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:23,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449123717] [2024-11-14 05:15:23,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:23,333 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 05:15:23,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:23,337 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:23,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:23,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:15:23,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:24,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 148 proven. 87 refuted. 0 times theorem prover too weak. 1625 trivial. 0 not checked. [2024-11-14 05:15:24,240 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:15:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:24,580 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:24,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [449123717] [2024-11-14 05:15:24,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [449123717] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 05:15:24,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:15:24,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-14 05:15:24,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753190803] [2024-11-14 05:15:24,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:24,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:15:24,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:24,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:15:24,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-14 05:15:24,583 INFO L87 Difference]: Start difference. First operand 222 states and 349 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:26,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:26,208 INFO L93 Difference]: Finished difference Result 436 states and 688 transitions. [2024-11-14 05:15:26,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:15:26,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-11-14 05:15:26,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:26,222 INFO L225 Difference]: With dead ends: 436 [2024-11-14 05:15:26,222 INFO L226 Difference]: Without dead ends: 275 [2024-11-14 05:15:26,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-14 05:15:26,224 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 69 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:26,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 266 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 05:15:26,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-14 05:15:26,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 238. [2024-11-14 05:15:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 141 states have (on average 1.3120567375886525) internal successors, (185), 141 states have internal predecessors, (185), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-14 05:15:26,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 371 transitions. [2024-11-14 05:15:26,278 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 371 transitions. Word has length 196 [2024-11-14 05:15:26,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:26,279 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 371 transitions. [2024-11-14 05:15:26,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 371 transitions. [2024-11-14 05:15:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-14 05:15:26,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:26,282 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:26,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Ended with exit code 0 [2024-11-14 05:15:26,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:26,483 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:26,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:26,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1957698457, now seen corresponding path program 1 times [2024-11-14 05:15:26,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:26,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048588812] [2024-11-14 05:15:26,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:26,484 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 05:15:26,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:26,485 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:26,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Waiting until timeout for monitored process [2024-11-14 05:15:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:26,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 05:15:26,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-11-14 05:15:29,421 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:15:30,261 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:30,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048588812] [2024-11-14 05:15:30,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048588812] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:15:30,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [554565160] [2024-11-14 05:15:30,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:30,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:15:30,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:15:30,266 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:15:30,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-14 05:15:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:30,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:15:30,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:32,477 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:15:32,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [554565160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:15:32,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:15:32,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 13 [2024-11-14 05:15:32,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221875453] [2024-11-14 05:15:32,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:32,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:15:32,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:32,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:15:32,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2024-11-14 05:15:32,480 INFO L87 Difference]: Start difference. First operand 238 states and 371 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:33,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:33,349 INFO L93 Difference]: Finished difference Result 509 states and 796 transitions. [2024-11-14 05:15:33,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:15:33,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-11-14 05:15:33,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:33,353 INFO L225 Difference]: With dead ends: 509 [2024-11-14 05:15:33,353 INFO L226 Difference]: Without dead ends: 332 [2024-11-14 05:15:33,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=103, Invalid=359, Unknown=0, NotChecked=0, Total=462 [2024-11-14 05:15:33,355 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 28 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:33,356 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 293 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 05:15:33,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-11-14 05:15:33,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 321. [2024-11-14 05:15:33,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 192 states have (on average 1.328125) internal successors, (255), 192 states have internal predecessors, (255), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-14 05:15:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 503 transitions. [2024-11-14 05:15:33,394 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 503 transitions. Word has length 196 [2024-11-14 05:15:33,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:33,395 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 503 transitions. [2024-11-14 05:15:33,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 503 transitions. [2024-11-14 05:15:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-14 05:15:33,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:33,396 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:33,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Ended with exit code 0 [2024-11-14 05:15:33,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-14 05:15:33,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:15:33,797 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:33,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:33,798 INFO L85 PathProgramCache]: Analyzing trace with hash -562261477, now seen corresponding path program 1 times [2024-11-14 05:15:33,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:33,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171980728] [2024-11-14 05:15:33,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:33,798 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 05:15:33,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:33,800 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:33,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 (9)] Waiting until timeout for monitored process [2024-11-14 05:15:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:33,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 05:15:33,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-11-14 05:15:36,370 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:15:37,052 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:37,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171980728] [2024-11-14 05:15:37,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171980728] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:15:37,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1624988777] [2024-11-14 05:15:37,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:37,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:15:37,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:15:37,054 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:15:37,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-14 05:15:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:37,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 05:15:37,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:39,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2024-11-14 05:15:39,383 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:15:39,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1624988777] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:15:39,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822898997] [2024-11-14 05:15:39,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:39,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:15:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:15:39,722 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:15:39,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 05:15:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:39,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 05:15:39,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:41,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-11-14 05:15:41,681 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:15:41,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1822898997] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:15:41,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:15:41,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 11] total 13 [2024-11-14 05:15:41,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060506783] [2024-11-14 05:15:41,998 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:15:41,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 05:15:41,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:42,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 05:15:42,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=306, Unknown=0, NotChecked=0, Total=420 [2024-11-14 05:15:42,000 INFO L87 Difference]: Start difference. First operand 321 states and 503 transitions. Second operand has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 13 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-14 05:15:44,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:44,499 INFO L93 Difference]: Finished difference Result 621 states and 968 transitions. [2024-11-14 05:15:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 05:15:44,504 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 13 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 196 [2024-11-14 05:15:44,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:44,509 INFO L225 Difference]: With dead ends: 621 [2024-11-14 05:15:44,509 INFO L226 Difference]: Without dead ends: 361 [2024-11-14 05:15:44,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 810 GetRequests, 778 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=291, Invalid=765, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 05:15:44,511 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 87 mSDsluCounter, 666 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:44,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 780 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 05:15:44,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-11-14 05:15:44,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 337. [2024-11-14 05:15:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 206 states have (on average 1.3349514563106797) internal successors, (275), 206 states have internal predecessors, (275), 124 states have call successors, (124), 6 states have call predecessors, (124), 6 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-14 05:15:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 523 transitions. [2024-11-14 05:15:44,580 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 523 transitions. Word has length 196 [2024-11-14 05:15:44,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:44,581 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 523 transitions. [2024-11-14 05:15:44,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 13 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-14 05:15:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 523 transitions. [2024-11-14 05:15:44,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-14 05:15:44,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:44,583 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:44,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-14 05:15:44,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 (9)] Ended with exit code 0 [2024-11-14 05:15:45,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 05:15:45,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:15:45,184 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:45,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:45,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2105576972, now seen corresponding path program 1 times [2024-11-14 05:15:45,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:45,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1164244911] [2024-11-14 05:15:45,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:45,185 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 05:15:45,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:45,187 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:45,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:45,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:15:45,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:15:45,420 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:15:45,420 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:15:45,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1164244911] [2024-11-14 05:15:45,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1164244911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:15:45,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:15:45,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:15:45,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542377429] [2024-11-14 05:15:45,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:15:45,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:15:45,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:15:45,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:15:45,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:15:45,422 INFO L87 Difference]: Start difference. First operand 337 states and 523 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:46,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:15:46,509 INFO L93 Difference]: Finished difference Result 654 states and 1019 transitions. [2024-11-14 05:15:46,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:15:46,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-11-14 05:15:46,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:15:46,513 INFO L225 Difference]: With dead ends: 654 [2024-11-14 05:15:46,513 INFO L226 Difference]: Without dead ends: 391 [2024-11-14 05:15:46,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:15:46,515 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 24 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:15:46,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 250 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-14 05:15:46,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2024-11-14 05:15:46,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 371. [2024-11-14 05:15:46,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 240 states have (on average 1.3458333333333334) internal successors, (323), 240 states have internal predecessors, (323), 124 states have call successors, (124), 6 states have call predecessors, (124), 6 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-14 05:15:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 571 transitions. [2024-11-14 05:15:46,570 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 571 transitions. Word has length 196 [2024-11-14 05:15:46,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:15:46,570 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 571 transitions. [2024-11-14 05:15:46,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:15:46,571 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 571 transitions. [2024-11-14 05:15:46,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-14 05:15:46,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:15:46,572 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:46,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:46,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:46,773 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:15:46,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:15:46,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1509331954, now seen corresponding path program 1 times [2024-11-14 05:15:46,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:15:46,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168019516] [2024-11-14 05:15:46,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:15:46,775 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 05:15:46,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:15:46,777 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:15:46,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 (13)] Waiting until timeout for monitored process [2024-11-14 05:15:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:15:47,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:15:47,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:15:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2024-11-14 05:15:51,335 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:16:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 36 proven. 54 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-14 05:16:01,275 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:16:01,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168019516] [2024-11-14 05:16:01,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [168019516] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:16:01,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1967648628] [2024-11-14 05:16:01,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:01,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:16:01,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:16:01,277 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:16:01,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-14 05:16:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:16:02,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:16:02,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:16:08,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2024-11-14 05:16:08,473 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:16:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 36 proven. 54 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-14 05:16:14,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1967648628] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:16:14,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252668389] [2024-11-14 05:16:14,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:14,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:16:14,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:16:14,458 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:16:14,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-14 05:16:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:16:14,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 05:16:14,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:16:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2024-11-14 05:16:19,003 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:16:24,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 36 proven. 54 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-14 05:16:24,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [252668389] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:16:24,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 05:16:24,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 7, 6] total 16 [2024-11-14 05:16:24,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162367789] [2024-11-14 05:16:24,858 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 05:16:24,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 05:16:24,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:16:24,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 05:16:24,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:16:24,860 INFO L87 Difference]: Start difference. First operand 371 states and 571 transitions. Second operand has 16 states, 16 states have (on average 7.0625) internal successors, (113), 16 states have internal predecessors, (113), 5 states have call successors, (80), 4 states have call predecessors, (80), 7 states have return successors, (81), 5 states have call predecessors, (81), 5 states have call successors, (81) [2024-11-14 05:16:44,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:16:44,235 INFO L93 Difference]: Finished difference Result 500 states and 752 transitions. [2024-11-14 05:16:44,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 05:16:44,241 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.0625) internal successors, (113), 16 states have internal predecessors, (113), 5 states have call successors, (80), 4 states have call predecessors, (80), 7 states have return successors, (81), 5 states have call predecessors, (81), 5 states have call successors, (81) Word has length 196 [2024-11-14 05:16:44,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:16:44,244 INFO L225 Difference]: With dead ends: 500 [2024-11-14 05:16:44,244 INFO L226 Difference]: Without dead ends: 395 [2024-11-14 05:16:44,245 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1185 GetRequests, 1158 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 15.5s TimeCoverageRelationStatistics Valid=220, Invalid=592, Unknown=0, NotChecked=0, Total=812 [2024-11-14 05:16:44,248 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 261 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:16:44,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 517 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 12.5s Time] [2024-11-14 05:16:44,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2024-11-14 05:16:44,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 290. [2024-11-14 05:16:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 188 states have (on average 1.2606382978723405) internal successors, (237), 188 states have internal predecessors, (237), 93 states have call successors, (93), 8 states have call predecessors, (93), 8 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-14 05:16:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 423 transitions. [2024-11-14 05:16:44,302 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 423 transitions. Word has length 196 [2024-11-14 05:16:44,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:16:44,303 INFO L471 AbstractCegarLoop]: Abstraction has 290 states and 423 transitions. [2024-11-14 05:16:44,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.0625) internal successors, (113), 16 states have internal predecessors, (113), 5 states have call successors, (80), 4 states have call predecessors, (80), 7 states have return successors, (81), 5 states have call predecessors, (81), 5 states have call successors, (81) [2024-11-14 05:16:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 423 transitions. [2024-11-14 05:16:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-14 05:16:44,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:16:44,309 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:16:44,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 (13)] Ended with exit code 0 [2024-11-14 05:16:44,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-14 05:16:44,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-14 05:16:44,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:16:44,910 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:16:44,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:16:44,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1827861840, now seen corresponding path program 1 times [2024-11-14 05:16:44,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:16:44,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1722197516] [2024-11-14 05:16:44,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:44,911 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 05:16:44,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:16:44,912 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:16:44,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Waiting until timeout for monitored process [2024-11-14 05:16:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:16:45,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 05:16:45,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:16:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-11-14 05:16:47,448 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:16:48,276 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:16:48,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1722197516] [2024-11-14 05:16:48,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1722197516] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:16:48,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [885710120] [2024-11-14 05:16:48,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:48,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:16:48,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:16:48,278 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:16:48,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-14 05:16:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:16:48,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 05:16:48,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:16:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2024-11-14 05:16:50,898 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:16:51,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [885710120] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:16:51,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576430034] [2024-11-14 05:16:51,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:51,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:16:51,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:16:51,235 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:16:51,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-14 05:16:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:16:51,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 05:16:51,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:16:53,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-11-14 05:16:53,213 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:16:53,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576430034] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:16:53,548 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:16:53,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 12] total 15 [2024-11-14 05:16:53,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134970708] [2024-11-14 05:16:53,548 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:16:53,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 05:16:53,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:16:53,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 05:16:53,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2024-11-14 05:16:53,549 INFO L87 Difference]: Start difference. First operand 290 states and 423 transitions. Second operand has 16 states, 16 states have (on average 4.6875) internal successors, (75), 15 states have internal predecessors, (75), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-14 05:16:56,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:16:56,906 INFO L93 Difference]: Finished difference Result 432 states and 631 transitions. [2024-11-14 05:16:56,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 05:16:56,916 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.6875) internal successors, (75), 15 states have internal predecessors, (75), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 197 [2024-11-14 05:16:56,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:16:56,918 INFO L225 Difference]: With dead ends: 432 [2024-11-14 05:16:56,918 INFO L226 Difference]: Without dead ends: 234 [2024-11-14 05:16:56,919 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 818 GetRequests, 781 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=337, Invalid=1069, Unknown=0, NotChecked=0, Total=1406 [2024-11-14 05:16:56,919 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 207 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-14 05:16:56,920 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 785 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-14 05:16:56,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-14 05:16:56,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 193. [2024-11-14 05:16:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 124 states have (on average 1.2338709677419355) internal successors, (153), 124 states have internal predecessors, (153), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-14 05:16:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 277 transitions. [2024-11-14 05:16:56,966 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 277 transitions. Word has length 197 [2024-11-14 05:16:56,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:16:56,967 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 277 transitions. [2024-11-14 05:16:56,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.6875) internal successors, (75), 15 states have internal predecessors, (75), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-14 05:16:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 277 transitions. [2024-11-14 05:16:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-14 05:16:56,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:16:56,972 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:16:56,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Forceful destruction successful, exit code 0 [2024-11-14 05:16:57,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-14 05:16:57,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-14 05:16:57,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:16:57,573 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:16:57,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:16:57,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1982051785, now seen corresponding path program 1 times [2024-11-14 05:16:57,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:16:57,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [248294199] [2024-11-14 05:16:57,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:57,574 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 05:16:57,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:16:57,576 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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 05:16:57,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed560e5e-dd43-41ec-a397-636b601b0ced/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)] Waiting until timeout for monitored process [2024-11-14 05:16:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:16:57,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 05:16:57,788 INFO L278 TraceCheckSpWp]: Computing forward predicates...