./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:39:28,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:39:28,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:39:28,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:39:28,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:39:28,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:39:28,426 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:39:28,426 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:39:28,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:39:28,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:39:28,427 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:39:28,428 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:39:28,428 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:39:28,428 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:39:28,428 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:39:28,428 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:39:28,429 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:39:28,429 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:39:28,429 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:39:28,429 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:39:28,429 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:39:28,429 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:39:28,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:39:28,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:39:28,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:39:28,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:39:28,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:39:28,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:39:28,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:39:28,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:39:28,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:39:28,431 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:39:28,431 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:39:28,431 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:39:28,432 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:39:28,432 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:39:28,432 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:39:28,432 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:39:28,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:28,432 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:39:28,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:39:28,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:39:28,433 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:39:28,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:39:28,433 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:39:28,433 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:39:28,433 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:39:28,433 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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 -> e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 [2024-11-14 03:39:28,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:39:28,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:39:28,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:39:28,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:39:28,748 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:39:28,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i Unable to find full path for "g++" [2024-11-14 03:39:30,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:39:30,894 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:39:30,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-14 03:39:30,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data/446873559/a329206685cb4d119655299780349a0f/FLAGc1faaa412 [2024-11-14 03:39:31,134 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data/446873559/a329206685cb4d119655299780349a0f [2024-11-14 03:39:31,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:39:31,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:39:31,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:31,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:39:31,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:39:31,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cb2df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31, skipping insertion in model container [2024-11-14 03:39:31,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,182 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:39:31,352 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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-14 03:39:31,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:31,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:39:31,456 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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-14 03:39:31,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:31,508 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:39:31,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31 WrapperNode [2024-11-14 03:39:31,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:31,509 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:31,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:39:31,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:39:31,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,584 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2024-11-14 03:39:31,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:31,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:39:31,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:39:31,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:39:31,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,596 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,597 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,608 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:39:31,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:39:31,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:39:31,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:39:31,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:31,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:31,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:39:31,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:39:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:39:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:39:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:39:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:39:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:39:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:39:31,781 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:39:31,783 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:39:32,371 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:39:32,371 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:39:32,781 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:39:32,782 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:39:32,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:32 BoogieIcfgContainer [2024-11-14 03:39:32,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:39:32,786 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:39:32,786 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:39:32,791 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:39:32,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:39:31" (1/3) ... [2024-11-14 03:39:32,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31e35689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:32, skipping insertion in model container [2024-11-14 03:39:32,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (2/3) ... [2024-11-14 03:39:32,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31e35689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:32, skipping insertion in model container [2024-11-14 03:39:32,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:32" (3/3) ... [2024-11-14 03:39:32,794 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-14 03:39:32,812 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:39:32,814 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:39:32,880 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:39:32,898 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;@1a693099, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:39:32,898 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:39:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 03:39:32,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-14 03:39:32,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:32,915 INFO L215 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:39:32,915 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:32,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:32,922 INFO L85 PathProgramCache]: Analyzing trace with hash -868421320, now seen corresponding path program 1 times [2024-11-14 03:39:32,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:39:32,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663963230] [2024-11-14 03:39:32,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:32,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:39:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:39:33,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [24687474] [2024-11-14 03:39:33,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:33,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:33,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:33,423 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:39:33,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:39:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:39:33,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:39:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:39:34,081 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:39:34,083 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:39:34,085 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:39:34,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:39:34,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:39:34,291 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:39:34,421 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:39:34,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:39:34 BoogieIcfgContainer [2024-11-14 03:39:34,426 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:39:34,427 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:39:34,427 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:39:34,427 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:39:34,428 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:32" (3/4) ... [2024-11-14 03:39:34,430 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:39:34,431 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:39:34,432 INFO L158 Benchmark]: Toolchain (without parser) took 3294.28ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 81.1MB in the end (delta: 35.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-14 03:39:34,433 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:34,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.13ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 100.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:39:34,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.71ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 96.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:34,434 INFO L158 Benchmark]: Boogie Preprocessor took 36.67ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 94.5MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:39:34,434 INFO L158 Benchmark]: RCFGBuilder took 1161.03ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 89.3MB in the end (delta: 5.3MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-14 03:39:34,435 INFO L158 Benchmark]: TraceAbstraction took 1640.42ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 81.1MB in the end (delta: 7.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-11-14 03:39:34,435 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 81.1MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:34,437 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.13ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 100.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.71ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 96.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.67ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 94.5MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1161.03ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 89.3MB in the end (delta: 5.3MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1640.42ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 81.1MB in the end (delta: 7.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 81.1MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of bitwiseOr at line 117, overapproximation of bitwiseAnd at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 161, overapproximation of someBinaryDOUBLEComparisonOperation at line 159, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 154, overapproximation of someBinaryDOUBLEComparisonOperation at line 152. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] float var_1_7 = 128.8; [L26] unsigned char var_1_8 = 2; [L27] float var_1_9 = 256.5; [L28] float var_1_10 = 7.25; [L29] signed char var_1_11 = 64; [L30] signed char var_1_12 = -16; [L31] double var_1_13 = 0.9; [L32] unsigned char var_1_14 = 1; [L33] double var_1_15 = 0.0; [L34] double var_1_16 = 1.275; [L35] unsigned short int var_1_17 = 8; [L36] unsigned short int var_1_18 = 35331; [L37] signed char var_1_19 = -128; [L38] double var_1_20 = 0.0; [L39] double var_1_21 = 0.0; [L40] signed char var_1_22 = -8; [L41] signed char var_1_23 = 50; [L42] signed long int var_1_27 = 32; [L43] unsigned char var_1_28 = 64; [L44] signed char var_1_29 = 100; [L45] signed char var_1_30 = -1; [L46] signed char var_1_31 = 10; [L47] signed char var_1_32 = 5; [L48] signed char var_1_33 = 1; [L49] unsigned short int var_1_34 = 32; [L50] signed long int var_1_36 = -8; [L51] float last_1_var_1_10 = 7.25; [L52] double last_1_var_1_13 = 0.9; [L53] unsigned short int last_1_var_1_17 = 8; [L54] signed char last_1_var_1_19 = -128; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L176] last_1_var_1_10 = var_1_10 [L177] last_1_var_1_13 = var_1_13 [L178] last_1_var_1_17 = var_1_17 [L179] last_1_var_1_19 = var_1_19 [L189] RET updateLastVariables() [L190] CALL updateVariables() [L133] var_1_2 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L135] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L136] var_1_3 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L138] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L139] var_1_8 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L141] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L142] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33, var_1_9=513/2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33, var_1_9=513/2] [L143] var_1_9 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L145] var_1_12 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L147] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L150] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L151] var_1_15 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L153] var_1_16 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L155] var_1_18 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L157] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L158] var_1_20 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L160] var_1_21 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L162] var_1_22 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L164] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L165] var_1_30 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L167] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L168] var_1_31 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L170] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L171] var_1_33 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L173] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-2, var_1_13=9/10, var_1_14=-255, var_1_17=8, var_1_18=-163841, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=33] [L190] RET updateVariables() [L191] CALL step() [L58] signed long int stepLocal_2 = var_1_3 + last_1_var_1_19; [L59] COND TRUE \read(var_1_14) [L60] COND TRUE last_1_var_1_13 <= var_1_9 [L61] var_1_13 = var_1_9 [L70] COND TRUE var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16)) [L71] var_1_19 = ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))) [L75] var_1_17 = (var_1_18 - var_1_3) [L76] COND TRUE (var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10) [L77] var_1_10 = var_1_9 [L79] COND FALSE !(var_1_10 >= var_1_10) [L84] COND TRUE (var_1_2 - var_1_3) > var_1_17 [L85] var_1_1 = (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))) [L89] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L90] unsigned short int stepLocal_0 = var_1_3; [L91] COND TRUE (var_1_19 / var_1_8) < stepLocal_1 [L92] COND TRUE var_1_1 >= stepLocal_0 [L93] var_1_7 = 0.75f [L98] COND TRUE (~ (- var_1_3)) < var_1_2 [L99] COND FALSE !(var_1_2 < -64) [L103] COND TRUE var_1_8 > var_1_19 [L104] var_1_27 = ((((var_1_8) > (var_1_22)) ? (var_1_8) : (var_1_22))) [L106] COND TRUE var_1_17 <= (((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) < 0 ) ? -((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) : ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))))) [L107] var_1_28 = 4 [L109] COND TRUE var_1_12 <= 16 [L110] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_31) [L112] COND TRUE var_1_11 >= var_1_1 [L113] var_1_32 = ((((4) < (((((var_1_22) < ((var_1_31 - var_1_33))) ? (var_1_22) : ((var_1_31 - var_1_33)))))) ? (4) : (((((var_1_22) < ((var_1_31 - var_1_33))) ? (var_1_22) : ((var_1_31 - var_1_33))))))) [L117] EXPR var_1_17 & var_1_11 [L117] EXPR (var_1_17 & var_1_11) ^ var_1_12 [L117] EXPR var_1_19 & var_1_33 [L117] COND TRUE ((var_1_17 & var_1_11) ^ var_1_12) < (var_1_19 & var_1_33) [L118] COND FALSE !(var_1_19 > var_1_33) [L122] EXPR var_1_3 & (~ var_1_17) [L122] COND TRUE (var_1_3 & (~ var_1_17)) <= var_1_3 [L123] COND TRUE \read(var_1_14) [L124] var_1_36 = ((((var_1_17) > (((((var_1_19) < (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (var_1_19) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))))) ? (var_1_17) : (((((var_1_19) < (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (var_1_19) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return ((((((((var_1_2 - var_1_3) > var_1_17) ? (var_1_1 == ((signed long int) (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_19 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_10) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((last_1_var_1_13 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((last_1_var_1_17) < ((var_1_2 * last_1_var_1_17))) ? (last_1_var_1_17) : ((var_1_2 * last_1_var_1_17)))) == (var_1_3 + last_1_var_1_19)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=-2, var_1_13=2, var_1_14=-255, var_1_17=32767, var_1_18=-163841, var_1_19=0, var_1_1=64, var_1_22=0, var_1_23=50, var_1_27=33, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=1, var_1_34=32, var_1_36=32767, var_1_3=-65536, var_1_7=3/4, var_1_8=33, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=-2, var_1_13=2, var_1_14=-255, var_1_17=32767, var_1_18=-163841, var_1_19=0, var_1_1=64, var_1_22=0, var_1_23=50, var_1_27=33, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=1, var_1_34=32, var_1_36=32767, var_1_3=-65536, var_1_7=3/4, var_1_8=33, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 26, 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=50occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 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 03:39:34,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:39:36,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:39:37,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:39:37,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:39:37,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:39:37,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:39:37,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:39:37,084 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:39:37,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:39:37,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:39:37,086 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:39:37,086 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:39:37,086 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:39:37,086 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:39:37,086 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:39:37,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:39:37,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:39:37,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:39:37,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:39:37,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:39:37,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:39:37,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:37,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:39:37,090 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:39:37,091 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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 -> e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 [2024-11-14 03:39:37,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:39:37,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:39:37,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:39:37,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:39:37,413 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:39:37,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i Unable to find full path for "g++" [2024-11-14 03:39:39,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:39:39,677 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:39:39,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-14 03:39:39,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data/8e6546ea4/c8bd17ad796948a28cfd570921652dcf/FLAGadbb21003 [2024-11-14 03:39:39,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/data/8e6546ea4/c8bd17ad796948a28cfd570921652dcf [2024-11-14 03:39:39,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:39:39,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:39:39,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:39,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:39:39,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:39:39,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:39" (1/1) ... [2024-11-14 03:39:39,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d26b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:39, skipping insertion in model container [2024-11-14 03:39:39,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:39" (1/1) ... [2024-11-14 03:39:40,011 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:39:40,149 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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-14 03:39:40,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:40,263 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:39:40,275 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_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-14 03:39:40,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:40,337 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:39:40,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40 WrapperNode [2024-11-14 03:39:40,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:40,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:40,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:39:40,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:39:40,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,386 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-14 03:39:40,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:40,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:39:40,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:39:40,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:39:40,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,410 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,422 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:39:40,423 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:39:40,423 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:39:40,423 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:39:40,424 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (1/1) ... [2024-11-14 03:39:40,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:40,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:40,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:39:40,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:39:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:39:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:39:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:39:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:39:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:39:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:39:40,625 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:39:40,627 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:39:49,532 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 03:39:49,532 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:39:49,543 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:39:49,543 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:39:49,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:49 BoogieIcfgContainer [2024-11-14 03:39:49,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:39:49,546 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:39:49,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:39:49,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:39:49,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:39:39" (1/3) ... [2024-11-14 03:39:49,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bfd879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:49, skipping insertion in model container [2024-11-14 03:39:49,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:40" (2/3) ... [2024-11-14 03:39:49,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bfd879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:49, skipping insertion in model container [2024-11-14 03:39:49,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:49" (3/3) ... [2024-11-14 03:39:49,554 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-14 03:39:49,569 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:39:49,570 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:39:49,650 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:39:49,671 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;@2e215cad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:39:49,671 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:39:49,678 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 03:39:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 03:39:49,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:49,694 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:39:49,694 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:49,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:49,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1031666728, now seen corresponding path program 1 times [2024-11-14 03:39:49,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:49,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1332917269] [2024-11-14 03:39:49,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:49,713 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 03:39:49,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:49,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:39:49,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:39:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:50,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:39:50,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-14 03:39:50,602 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:50,602 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:50,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1332917269] [2024-11-14 03:39:50,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1332917269] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:50,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:50,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:39:50,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917624269] [2024-11-14 03:39:50,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:50,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:39:50,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:50,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:39:50,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:39:50,633 INFO L87 Difference]: Start difference. First operand has 83 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:39:50,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:50,686 INFO L93 Difference]: Finished difference Result 158 states and 282 transitions. [2024-11-14 03:39:50,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:39:50,688 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-14 03:39:50,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:50,698 INFO L225 Difference]: With dead ends: 158 [2024-11-14 03:39:50,698 INFO L226 Difference]: Without dead ends: 78 [2024-11-14 03:39:50,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:39:50,705 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:50,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:39:50,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-14 03:39:50,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-14 03:39:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.36) internal successors, (68), 50 states have internal predecessors, (68), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 03:39:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2024-11-14 03:39:50,764 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 170 [2024-11-14 03:39:50,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:50,769 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2024-11-14 03:39:50,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:39:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2024-11-14 03:39:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 03:39:50,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:50,774 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:39:50,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:39:50,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:39:50,975 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:50,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:50,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1268088104, now seen corresponding path program 1 times [2024-11-14 03:39:50,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:50,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [672210916] [2024-11-14 03:39:50,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:50,977 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 03:39:50,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:50,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:39:50,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:39:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:51,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:39:51,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:57,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 576 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-14 03:39:57,540 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 03:39:58,904 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:58,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [672210916] [2024-11-14 03:39:58,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [672210916] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:58,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1684482985] [2024-11-14 03:39:58,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:58,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:39:58,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:39:58,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:39:58,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 03:39:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:59,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:39:59,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:59,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-14 03:39:59,804 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:59,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1684482985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:59,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:39:59,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 12 [2024-11-14 03:39:59,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819854741] [2024-11-14 03:39:59,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:59,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:39:59,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:59,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:39:59,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-14 03:39:59,809 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:40:01,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:04,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:04,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:40:04,168 INFO L93 Difference]: Finished difference Result 199 states and 306 transitions. [2024-11-14 03:40:04,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:40:04,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-14 03:40:04,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:40:04,171 INFO L225 Difference]: With dead ends: 199 [2024-11-14 03:40:04,171 INFO L226 Difference]: Without dead ends: 124 [2024-11-14 03:40:04,172 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-14 03:40:04,174 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 53 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:40:04,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 260 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2024-11-14 03:40:04,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-14 03:40:04,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 121. [2024-11-14 03:40:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 83 states have internal predecessors, (114), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-14 03:40:04,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 186 transitions. [2024-11-14 03:40:04,205 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 186 transitions. Word has length 170 [2024-11-14 03:40:04,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:40:04,206 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 186 transitions. [2024-11-14 03:40:04,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:40:04,207 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2024-11-14 03:40:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 03:40:04,210 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:40:04,210 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:40:04,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-14 03:40:04,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 03:40:04,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:40:04,611 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:40:04,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:40:04,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1266241062, now seen corresponding path program 1 times [2024-11-14 03:40:04,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:40:04,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1787764733] [2024-11-14 03:40:04,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:04,612 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 03:40:04,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:40:04,615 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:40:04,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:40:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:05,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:40:05,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:40:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 576 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-14 03:40:10,866 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:40:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 03:40:12,155 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:40:12,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1787764733] [2024-11-14 03:40:12,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1787764733] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:40:12,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1415968402] [2024-11-14 03:40:12,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:12,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:40:12,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:40:12,158 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:40:12,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 03:40:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:13,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:40:13,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:40:18,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 543 proven. 54 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-14 03:40:18,654 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:40:19,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 03:40:19,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1415968402] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:40:19,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421288797] [2024-11-14 03:40:19,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:19,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:40:19,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:40:19,631 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:40:19,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 03:40:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:19,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:40:19,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:40:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 232 proven. 138 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-14 03:40:22,991 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:40:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-14 03:40:23,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421288797] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 03:40:23,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 5 imperfect interpolant sequences. [2024-11-14 03:40:23,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6, 6, 6, 9] total 19 [2024-11-14 03:40:23,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015215110] [2024-11-14 03:40:23,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:40:23,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:40:23,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:40:23,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:40:23,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2024-11-14 03:40:23,709 INFO L87 Difference]: Start difference. First operand 121 states and 186 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:40:24,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:27,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:29,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:29,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:40:29,332 INFO L93 Difference]: Finished difference Result 277 states and 427 transitions. [2024-11-14 03:40:29,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:40:29,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-14 03:40:29,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:40:29,336 INFO L225 Difference]: With dead ends: 277 [2024-11-14 03:40:29,337 INFO L226 Difference]: Without dead ends: 159 [2024-11-14 03:40:29,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1014 GetRequests, 996 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2024-11-14 03:40:29,338 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 29 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:40:29,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 229 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 2 Unknown, 0 Unchecked, 5.6s Time] [2024-11-14 03:40:29,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2024-11-14 03:40:29,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 129. [2024-11-14 03:40:29,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 90 states have (on average 1.4) internal successors, (126), 91 states have internal predecessors, (126), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-14 03:40:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 198 transitions. [2024-11-14 03:40:29,355 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 198 transitions. Word has length 170 [2024-11-14 03:40:29,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:40:29,355 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 198 transitions. [2024-11-14 03:40:29,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:40:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2024-11-14 03:40:29,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 03:40:29,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:40:29,359 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:40:29,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 03:40:29,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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)] Forceful destruction successful, exit code 0 [2024-11-14 03:40:29,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 03:40:29,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:40:29,960 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:40:29,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:40:29,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1748862556, now seen corresponding path program 1 times [2024-11-14 03:40:29,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:40:29,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169854370] [2024-11-14 03:40:29,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:29,961 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 03:40:29,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:40:29,965 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:40:29,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-14 03:40:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:30,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:40:30,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:40:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 576 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-14 03:40:35,527 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:40:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 03:40:36,859 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:40:36,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169854370] [2024-11-14 03:40:36,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169854370] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:40:36,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [902589357] [2024-11-14 03:40:36,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:36,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:40:36,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:40:36,861 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:40:36,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-14 03:40:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:38,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:40:38,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:40:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 543 proven. 54 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-14 03:40:42,951 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:40:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 03:40:43,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [902589357] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:40:43,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693441011] [2024-11-14 03:40:43,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:43,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:40:43,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:40:43,948 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:40:43,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 03:40:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:44,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:40:44,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:40:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 232 proven. 138 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-14 03:40:47,067 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:40:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 141 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-14 03:40:48,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693441011] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:40:48,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:40:48,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 8, 8] total 22 [2024-11-14 03:40:48,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618212062] [2024-11-14 03:40:48,950 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:40:48,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 03:40:48,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:40:48,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 03:40:48,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-14 03:40:48,954 INFO L87 Difference]: Start difference. First operand 129 states and 198 transitions. Second operand has 22 states, 22 states have (on average 6.590909090909091) internal successors, (145), 22 states have internal predecessors, (145), 7 states have call successors, (102), 5 states have call predecessors, (102), 11 states have return successors, (105), 7 states have call predecessors, (105), 7 states have call successors, (105) [2024-11-14 03:40:55,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:57,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:59,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:02,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:05,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:07,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:09,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:11,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:13,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:15,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:17,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:17,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:17,350 INFO L93 Difference]: Finished difference Result 287 states and 419 transitions. [2024-11-14 03:41:17,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 03:41:17,352 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 6.590909090909091) internal successors, (145), 22 states have internal predecessors, (145), 7 states have call successors, (102), 5 states have call predecessors, (102), 11 states have return successors, (105), 7 states have call predecessors, (105), 7 states have call successors, (105) Word has length 170 [2024-11-14 03:41:17,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:17,354 INFO L225 Difference]: With dead ends: 287 [2024-11-14 03:41:17,354 INFO L226 Difference]: Without dead ends: 161 [2024-11-14 03:41:17,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1030 GetRequests, 993 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=388, Invalid=944, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 03:41:17,356 INFO L432 NwaCegarLoop]: 67 mSDtfsCounter, 290 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 123 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:17,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 227 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 389 Invalid, 10 Unknown, 0 Unchecked, 25.8s Time] [2024-11-14 03:41:17,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-14 03:41:17,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 145. [2024-11-14 03:41:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 100 states have (on average 1.28) internal successors, (128), 101 states have internal predecessors, (128), 36 states have call successors, (36), 8 states have call predecessors, (36), 8 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-14 03:41:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 200 transitions. [2024-11-14 03:41:17,380 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 200 transitions. Word has length 170 [2024-11-14 03:41:17,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:17,380 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 200 transitions. [2024-11-14 03:41:17,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 6.590909090909091) internal successors, (145), 22 states have internal predecessors, (145), 7 states have call successors, (102), 5 states have call predecessors, (102), 11 states have return successors, (105), 7 states have call predecessors, (105), 7 states have call successors, (105) [2024-11-14 03:41:17,381 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 200 transitions. [2024-11-14 03:41:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-14 03:41:17,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:17,384 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:17,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-14 03:41:17,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-14 03:41:17,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 03:41:17,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:41:17,985 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:17,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:17,985 INFO L85 PathProgramCache]: Analyzing trace with hash -534646599, now seen corresponding path program 1 times [2024-11-14 03:41:17,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:17,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565742443] [2024-11-14 03:41:17,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:17,986 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 03:41:17,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:17,987 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:41:17,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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)] Waiting until timeout for monitored process [2024-11-14 03:41:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:18,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:41:18,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:18,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-14 03:41:18,606 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:18,606 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:18,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565742443] [2024-11-14 03:41:18,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [565742443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:18,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:18,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:41:18,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778876415] [2024-11-14 03:41:18,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:18,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:41:18,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:18,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:41:18,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:41:18,608 INFO L87 Difference]: Start difference. First operand 145 states and 200 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:41:20,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:20,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:20,975 INFO L93 Difference]: Finished difference Result 315 states and 428 transitions. [2024-11-14 03:41:20,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:41:20,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172 [2024-11-14 03:41:20,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:20,978 INFO L225 Difference]: With dead ends: 315 [2024-11-14 03:41:20,978 INFO L226 Difference]: Without dead ends: 173 [2024-11-14 03:41:20,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 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 03:41:20,979 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 52 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:20,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 212 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 03:41:20,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-11-14 03:41:21,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 172. [2024-11-14 03:41:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 116 states have (on average 1.2241379310344827) internal successors, (142), 118 states have internal predecessors, (142), 43 states have call successors, (43), 12 states have call predecessors, (43), 12 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-14 03:41:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 228 transitions. [2024-11-14 03:41:21,004 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 228 transitions. Word has length 172 [2024-11-14 03:41:21,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:21,004 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 228 transitions. [2024-11-14 03:41:21,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-14 03:41:21,005 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 228 transitions. [2024-11-14 03:41:21,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-14 03:41:21,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:21,007 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:21,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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)] Ended with exit code 0 [2024-11-14 03:41:21,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:41:21,208 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:21,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:21,208 INFO L85 PathProgramCache]: Analyzing trace with hash -2122994501, now seen corresponding path program 1 times [2024-11-14 03:41:21,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:21,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624879263] [2024-11-14 03:41:21,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:21,209 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 03:41:21,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:21,210 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:41:21,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bbf257-2ec2-422b-907e-1fc4d91ecb2b/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 03:41:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:21,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 03:41:21,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:42:23,271 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle ((_ zero_extend 16) c_~var_1_3~0) (_ bv32767 32)) (bvsge ((_ zero_extend 16) c_~var_1_2~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_14~0) (let ((.cse2 ((_ sign_extend 24) c_~var_1_12~0)) (.cse4 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse3 (bvsgt .cse2 .cse4))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse2)) .cse3) (and (not .cse3) (= c_~var_1_19~0 ((_ extract 7 0) .cse4)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge ((_ zero_extend 16) c_~var_1_18~0) (_ bv32767 32))) is different from false [2024-11-14 03:42:25,287 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle ((_ zero_extend 16) c_~var_1_3~0) (_ bv32767 32)) (bvsge ((_ zero_extend 16) c_~var_1_2~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_14~0) (let ((.cse2 ((_ sign_extend 24) c_~var_1_12~0)) (.cse4 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse3 (bvsgt .cse2 .cse4))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse2)) .cse3) (and (not .cse3) (= c_~var_1_19~0 ((_ extract 7 0) .cse4)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge ((_ zero_extend 16) c_~var_1_18~0) (_ bv32767 32))) is different from true [2024-11-14 03:43:16,007 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 16) c_~var_1_3~0)) (.cse3 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle .cse2 (_ bv32767 32)) (bvsge ((_ zero_extend 16) c_~var_1_2~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd (bvneg .cse2) .cse3))) (let ((.cse4 ((_ sign_extend 24) c_~var_1_12~0)) (.cse6 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse5 (bvsgt .cse4 .cse6))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse4)) .cse5) (and (not .cse5) (= c_~var_1_19~0 ((_ extract 7 0) .cse6)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse3 (_ bv32767 32)))) is different from true [2024-11-14 03:44:12,689 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 16) c_~var_1_3~0)) (.cse3 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle .cse2 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (bvsge ((_ zero_extend 16) c_~var_1_2~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd (bvneg .cse2) .cse3))) (let ((.cse4 ((_ sign_extend 24) c_~var_1_12~0)) (.cse6 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse5 (bvsgt .cse4 .cse6))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse4)) .cse5) (and (not .cse5) (= c_~var_1_19~0 ((_ extract 7 0) .cse6)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse3 (_ bv32767 32)))) is different from false [2024-11-14 03:44:14,706 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 16) c_~var_1_3~0)) (.cse3 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle .cse2 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (bvsge ((_ zero_extend 16) c_~var_1_2~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd (bvneg .cse2) .cse3))) (let ((.cse4 ((_ sign_extend 24) c_~var_1_12~0)) (.cse6 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse5 (bvsgt .cse4 .cse6))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse4)) .cse5) (and (not .cse5) (= c_~var_1_19~0 ((_ extract 7 0) .cse6)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse3 (_ bv32767 32)))) is different from true [2024-11-14 03:47:25,849 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse3 (bvneg .cse2)) (.cse5 ((_ zero_extend 16) c_~var_1_18~0)) (.cse4 ((_ zero_extend 16) c_~var_1_17~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle .cse2 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (bvsgt (bvadd .cse3 ((_ zero_extend 16) c_~var_1_2~0)) .cse4) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse3 .cse5))) (let ((.cse6 ((_ sign_extend 24) c_~var_1_12~0)) (.cse8 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse7 (bvsgt .cse6 .cse8))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse6)) .cse7) (and (not .cse7) (= c_~var_1_19~0 ((_ extract 7 0) .cse8)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse5 (_ bv32767 32)) (let ((.cse10 (bvadd .cse2 ((_ sign_extend 24) (_ bv64 8))))) (let ((.cse9 (bvslt .cse10 .cse4))) (or (and (not .cse9) (= c_~var_1_1~0 .cse4)) (and (= c_~var_1_1~0 .cse10) .cse9))))))) is different from false [2024-11-14 03:47:27,867 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse3 (bvneg .cse2)) (.cse5 ((_ zero_extend 16) c_~var_1_18~0)) (.cse4 ((_ zero_extend 16) c_~var_1_17~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle .cse2 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (bvsgt (bvadd .cse3 ((_ zero_extend 16) c_~var_1_2~0)) .cse4) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse3 .cse5))) (let ((.cse6 ((_ sign_extend 24) c_~var_1_12~0)) (.cse8 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse7 (bvsgt .cse6 .cse8))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse6)) .cse7) (and (not .cse7) (= c_~var_1_19~0 ((_ extract 7 0) .cse8)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse5 (_ bv32767 32)) (let ((.cse10 (bvadd .cse2 ((_ sign_extend 24) (_ bv64 8))))) (let ((.cse9 (bvslt .cse10 .cse4))) (or (and (not .cse9) (= c_~var_1_1~0 .cse4)) (and (= c_~var_1_1~0 .cse10) .cse9))))))) is different from true [2024-11-14 03:48:39,500 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse3 (bvneg .cse2)) (.cse5 ((_ zero_extend 16) c_~var_1_18~0)) (.cse4 ((_ zero_extend 16) c_~var_1_17~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_8~0))) (bvsle .cse2 (_ bv32767 32)) (= |c_ULTIMATE.start_step_~stepLocal_1~0#1| (bvsdiv c_~var_1_1~0 (_ bv2 32))) (= c_~var_1_10~0 c_~var_1_9~0) (bvsgt (bvadd .cse3 ((_ zero_extend 16) c_~var_1_2~0)) .cse4) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse3 .cse5))) (let ((.cse6 ((_ sign_extend 24) c_~var_1_12~0)) (.cse8 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse7 (bvsgt .cse6 .cse8))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse6)) .cse7) (and (not .cse7) (= c_~var_1_19~0 ((_ extract 7 0) .cse8)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse5 (_ bv32767 32)) (let ((.cse10 (bvadd .cse2 ((_ sign_extend 24) (_ bv64 8))))) (let ((.cse9 (bvslt .cse10 .cse4))) (or (and (not .cse9) (= c_~var_1_1~0 .cse4)) (and (= c_~var_1_1~0 .cse10) .cse9))))))) is different from false [2024-11-14 03:49:57,770 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_8~0)) (.cse5 ((_ zero_extend 16) c_~var_1_17~0)) (.cse4 (bvneg .cse3)) (.cse7 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) .cse2)) (bvsle .cse3 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (not (bvslt (bvsdiv ((_ sign_extend 24) c_~var_1_19~0) .cse2) (bvsdiv c_~var_1_1~0 (_ bv2 32)))) (bvsgt (bvadd .cse4 ((_ zero_extend 16) c_~var_1_2~0)) .cse5) (= (_ bv0 8) c_~var_1_14~0) (let ((.cse6 (bvadd .cse3 ((_ sign_extend 24) (_ bv64 8))))) (or (and (not (bvslt .cse6 .cse5)) (= c_~var_1_1~0 .cse5)) (= c_~var_1_1~0 .cse6))) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse4 .cse7))) (let ((.cse8 ((_ sign_extend 24) c_~var_1_12~0)) (.cse10 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse9 (bvsgt .cse8 .cse10))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse8)) .cse9) (and (not .cse9) (= c_~var_1_19~0 ((_ extract 7 0) .cse10)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse7 (_ bv32767 32))))) is different from false [2024-11-14 03:49:59,793 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_8~0)) (.cse5 ((_ zero_extend 16) c_~var_1_17~0)) (.cse4 (bvneg .cse3)) (.cse7 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) .cse2)) (bvsle .cse3 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (not (bvslt (bvsdiv ((_ sign_extend 24) c_~var_1_19~0) .cse2) (bvsdiv c_~var_1_1~0 (_ bv2 32)))) (bvsgt (bvadd .cse4 ((_ zero_extend 16) c_~var_1_2~0)) .cse5) (= (_ bv0 8) c_~var_1_14~0) (let ((.cse6 (bvadd .cse3 ((_ sign_extend 24) (_ bv64 8))))) (or (and (not (bvslt .cse6 .cse5)) (= c_~var_1_1~0 .cse5)) (= c_~var_1_1~0 .cse6))) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse4 .cse7))) (let ((.cse8 ((_ sign_extend 24) c_~var_1_12~0)) (.cse10 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse9 (bvsgt .cse8 .cse10))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse8)) .cse9) (and (not .cse9) (= c_~var_1_19~0 ((_ extract 7 0) .cse10)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse7 (_ bv32767 32))))) is different from true [2024-11-14 03:51:17,642 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_8~0)) (.cse4 (bvneg .cse3)) (.cse6 ((_ zero_extend 16) c_~var_1_18~0)) (.cse5 ((_ zero_extend 16) c_~var_1_17~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (= (_ bv0 32) .cse2)) (bvsle .cse3 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (not (bvslt (bvsdiv ((_ sign_extend 24) c_~var_1_19~0) .cse2) (bvsdiv c_~var_1_1~0 (_ bv2 32)))) (bvsgt (bvadd .cse4 ((_ zero_extend 16) c_~var_1_2~0)) .cse5) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse4 .cse6))) (let ((.cse7 ((_ sign_extend 24) c_~var_1_12~0)) (.cse9 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse8 (bvsgt .cse7 .cse9))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse7)) .cse8) (and (not .cse8) (= c_~var_1_19~0 ((_ extract 7 0) .cse9)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse6 (_ bv32767 32)) (or (= c_~var_1_1~0 (bvadd .cse3 ((_ sign_extend 24) (_ bv64 8)))) (= c_~var_1_1~0 .cse5))))) is different from false [2024-11-14 03:53:55,704 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse3 ((_ sign_extend 24) c_~var_1_19~0)) (.cse2 ((_ zero_extend 24) c_~var_1_8~0)) (.cse6 ((_ zero_extend 16) c_~var_1_17~0)) (.cse5 (bvneg .cse4)) (.cse7 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (bvsgt .cse2 .cse3) (not (= (_ bv0 32) .cse2)) (bvsle .cse4 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (not (bvslt (bvsdiv .cse3 .cse2) (bvsdiv c_~var_1_1~0 (_ bv2 32)))) (bvsgt (bvadd .cse5 ((_ zero_extend 16) c_~var_1_2~0)) .cse6) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_1~0 .cse6) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse5 .cse7))) (let ((.cse8 ((_ sign_extend 24) c_~var_1_12~0)) (.cse10 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse9 (bvsgt .cse8 .cse10))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse8)) .cse9) (and (not .cse9) (= c_~var_1_19~0 ((_ extract 7 0) .cse10)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse7 (_ bv32767 32))))) is different from false [2024-11-14 03:53:57,727 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse3 ((_ sign_extend 24) c_~var_1_19~0)) (.cse2 ((_ zero_extend 24) c_~var_1_8~0)) (.cse6 ((_ zero_extend 16) c_~var_1_17~0)) (.cse5 (bvneg .cse4)) (.cse7 ((_ zero_extend 16) c_~var_1_18~0))) (and (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 (fp.neg .cse1)) (fp.geq c_~var_1_9~0 (fp.neg .cse0))))) (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (bvsgt .cse2 .cse3) (not (= (_ bv0 32) .cse2)) (bvsle .cse4 (_ bv32767 32)) (= c_~var_1_10~0 c_~var_1_9~0) (not (bvslt (bvsdiv .cse3 .cse2) (bvsdiv c_~var_1_1~0 (_ bv2 32)))) (bvsgt (bvadd .cse5 ((_ zero_extend 16) c_~var_1_2~0)) .cse6) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_1~0 .cse6) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse5 .cse7))) (let ((.cse8 ((_ sign_extend 24) c_~var_1_12~0)) (.cse10 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse9 (bvsgt .cse8 .cse10))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse8)) .cse9) (and (not .cse9) (= c_~var_1_19~0 ((_ extract 7 0) .cse10)))))) (= (_ bv64 8) c_~var_1_11~0) (bvsge .cse7 (_ bv32767 32))))) is different from true