./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:27:50,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:27:50,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:27:50,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:27:50,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:27:50,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:27:50,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:27:50,625 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:27:50,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:27:50,626 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:27:50,626 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:27:50,628 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:27:50,628 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:27:50,628 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:27:50,628 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:27:50,628 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:27:50,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:27:50,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:27:50,629 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:27:50,629 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:27:50,629 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:27:50,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:27:50,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:27:50,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:27:50,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:50,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:27:50,631 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:27:50,631 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 -> 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 [2024-11-14 04:27:51,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:27:51,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:27:51,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:27:51,045 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:27:51,046 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:27:51,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i Unable to find full path for "g++" [2024-11-14 04:27:53,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:27:53,585 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:27:53,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-14 04:27:53,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data/4e30a4876/94f084eaa4f440acaa1fda15e3dc2736/FLAG97f8ffb75 [2024-11-14 04:27:53,617 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data/4e30a4876/94f084eaa4f440acaa1fda15e3dc2736 [2024-11-14 04:27:53,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:27:53,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:27:53,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:53,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:27:53,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:27:53,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:53" (1/1) ... [2024-11-14 04:27:53,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@629283dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:53, skipping insertion in model container [2024-11-14 04:27:53,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:53" (1/1) ... [2024-11-14 04:27:53,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:27:53,882 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-14 04:27:54,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:54,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:27:54,035 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-14 04:27:54,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:54,136 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:27:54,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54 WrapperNode [2024-11-14 04:27:54,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:54,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:54,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:27:54,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:27:54,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,221 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2024-11-14 04:27:54,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:54,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:27:54,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:27:54,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:27:54,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:27:54,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:27:54,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:27:54,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:27:54,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (1/1) ... [2024-11-14 04:27:54,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:54,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:27:54,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:27:54,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:27:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:27:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:27:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:27:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:27:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:27:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:27:54,507 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:27:54,510 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:27:55,104 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 04:27:55,105 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:27:55,523 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:27:55,525 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:27:55,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:55 BoogieIcfgContainer [2024-11-14 04:27:55,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:27:55,531 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:27:55,531 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:27:55,537 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:27:55,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:27:53" (1/3) ... [2024-11-14 04:27:55,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29ed40f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:27:55, skipping insertion in model container [2024-11-14 04:27:55,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:54" (2/3) ... [2024-11-14 04:27:55,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29ed40f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:27:55, skipping insertion in model container [2024-11-14 04:27:55,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:55" (3/3) ... [2024-11-14 04:27:55,541 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-14 04:27:55,566 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:27:55,569 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i that has 2 procedures, 44 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:27:55,657 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:27:55,674 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;@4c39f352, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:27:55,674 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:27:55,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:27:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-14 04:27:55,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:55,692 INFO L215 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:55,693 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:27:55,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:55,699 INFO L85 PathProgramCache]: Analyzing trace with hash -585995274, now seen corresponding path program 1 times [2024-11-14 04:27:55,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:27:55,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499695650] [2024-11-14 04:27:55,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:55,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:27:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:27:56,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1878910275] [2024-11-14 04:27:56,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:56,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:27:56,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:27:56,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:27:56,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:27:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:27:56,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:27:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:27:57,183 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:27:57,186 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:27:57,188 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:27:57,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:27:57,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 04:27:57,394 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:27:57,496 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:27:57,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:27:57 BoogieIcfgContainer [2024-11-14 04:27:57,501 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:27:57,502 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:27:57,505 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:27:57,506 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:27:57,506 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:27:55" (3/4) ... [2024-11-14 04:27:57,509 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:27:57,512 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:27:57,513 INFO L158 Benchmark]: Toolchain (without parser) took 3891.73ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 75.3MB in the end (delta: 17.4MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2024-11-14 04:27:57,514 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:57,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.83ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 78.1MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:27:57,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.67ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 75.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:57,519 INFO L158 Benchmark]: Boogie Preprocessor took 45.44ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 74.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:57,520 INFO L158 Benchmark]: RCFGBuilder took 1252.50ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 83.1MB in the end (delta: -8.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-11-14 04:27:57,520 INFO L158 Benchmark]: TraceAbstraction took 1970.55ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 76.0MB in the end (delta: 6.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-14 04:27:57,521 INFO L158 Benchmark]: Witness Printer took 10.46ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 75.3MB in the end (delta: 767.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:27:57,523 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.83ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 78.1MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.67ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 75.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.44ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 74.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1252.50ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 83.1MB in the end (delta: -8.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1970.55ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 76.0MB in the end (delta: 6.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 10.46ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 75.3MB in the end (delta: 767.7kB). 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 someBinaryFLOATComparisonOperation at line 132, overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 163, overapproximation of someUnaryDOUBLEoperation at line 56, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 146, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryDOUBLEComparisonOperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] double var_1_19 = 0.0; [L36] unsigned short int var_1_20 = 10; [L37] double var_1_21 = 31.2; [L38] signed short int var_1_22 = 1000; [L39] signed long int var_1_23 = 50; [L40] signed short int var_1_24 = -32; [L41] unsigned char var_1_25 = 8; [L42] double var_1_26 = 1.25; [L43] unsigned char var_1_27 = 32; [L44] signed short int var_1_28 = -4; [L45] unsigned char var_1_29 = 0; [L46] signed long int last_1_var_1_1 = 0; [L47] signed long int last_1_var_1_5 = 2; [L48] signed short int last_1_var_1_6 = -10; [L49] unsigned long int last_1_var_1_7 = 1; [L50] float last_1_var_1_14 = 5.4; [L51] signed long int last_1_var_1_17 = 64; [L167] isInitial = 1 [L168] FCALL initially() [L169] COND TRUE 1 [L170] CALL updateLastVariables() [L155] last_1_var_1_1 = var_1_1 [L156] last_1_var_1_5 = var_1_5 [L157] last_1_var_1_6 = var_1_6 [L158] last_1_var_1_7 = var_1_7 [L159] last_1_var_1_14 = var_1_14 [L160] last_1_var_1_17 = var_1_17 [L170] RET updateLastVariables() [L171] CALL updateVariables() [L118] var_1_9 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L120] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L121] var_1_10 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L123] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L124] var_1_12 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L126] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L127] var_1_13 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L129] var_1_15 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L131] var_1_16 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L133] var_1_20 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L135] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L136] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L137] var_1_21 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L139] var_1_23 = __VERIFIER_nondet_long() [L140] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L141] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L142] var_1_24 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_24 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_24 >= -32767) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L144] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L145] var_1_26 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L147] var_1_27 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L149] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L150] var_1_29 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L152] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L171] RET updateVariables() [L172] CALL step() [L55] COND TRUE (32 / var_1_20) > -500 [L56] var_1_19 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L58] COND TRUE (~ var_1_20) >= var_1_23 [L59] COND FALSE !(((((var_1_23) < (var_1_20)) ? (var_1_23) : (var_1_20))) >= -5) [L62] var_1_22 = var_1_24 [L65] COND TRUE var_1_21 <= ((((var_1_19) > (var_1_26)) ? (var_1_19) : (var_1_26))) [L66] var_1_25 = (var_1_27 + 1) [L68] COND FALSE !((var_1_23 / var_1_20) > var_1_25) [L75] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L78] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) [L80] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L81] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) [L85] signed long int stepLocal_1 = - last_1_var_1_1; [L86] COND FALSE !(last_1_var_1_17 < stepLocal_1) [L89] signed long int stepLocal_3 = var_1_1; [L90] signed long int stepLocal_2 = var_1_17; [L91] COND FALSE !(var_1_17 > stepLocal_2) [L96] unsigned long int stepLocal_5 = var_1_9; [L97] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L104] var_1_14 = var_1_16 [L106] signed long int stepLocal_0 = var_1_17; [L107] COND TRUE var_1_6 < stepLocal_0 [L108] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) [L110] unsigned long int stepLocal_4 = var_1_9 - var_1_6; [L111] COND FALSE !((- 8u) >= stepLocal_4) [L114] var_1_8 = (((var_1_14 / var_1_12) >= var_1_14) || var_1_10) [L172] RET step() [L173] CALL, EXPR property() [L163-L164] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; [L173] RET, EXPR property() [L173] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=3, var_1_15=3, var_1_16=3, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=533, var_1_21=0, var_1_22=-32767, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=1, var_1_9=8589934575] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=3, var_1_15=3, var_1_16=3, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=533, var_1_21=0, var_1_22=-32767, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=1, var_1_9=8589934575] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 22, 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=44occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 166 NumberOfCodeBlocks, 166 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 04:27:57,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:28:00,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:28:00,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:28:00,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:28:00,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:28:00,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:28:00,595 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:28:00,595 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:28:00,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:28:00,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:28:00,600 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:28:00,601 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:28:00,601 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:28:00,601 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:28:00,601 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:28:00,601 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:28:00,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:28:00,602 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:28:00,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:28:00,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:28:00,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:28:00,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:28:00,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:28:00,604 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:28:00,604 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:00,604 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:28:00,609 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:28:00,610 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 -> 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 [2024-11-14 04:28:00,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:28:00,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:28:00,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:28:00,979 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:28:00,979 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:28:00,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i Unable to find full path for "g++" [2024-11-14 04:28:03,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:28:03,379 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:28:03,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-14 04:28:03,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data/0e43de9c4/cde40355e5f24c1bbe8f45fe46ec2721/FLAG051ed36e8 [2024-11-14 04:28:03,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/data/0e43de9c4/cde40355e5f24c1bbe8f45fe46ec2721 [2024-11-14 04:28:03,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:28:03,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:28:03,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:28:03,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:28:03,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:28:03,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788d27c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03, skipping insertion in model container [2024-11-14 04:28:03,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,465 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:28:03,626 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-14 04:28:03,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:28:03,718 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:28:03,728 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_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-14 04:28:03,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:28:03,778 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:28:03,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03 WrapperNode [2024-11-14 04:28:03,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:28:03,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:28:03,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:28:03,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:28:03,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,833 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2024-11-14 04:28:03,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:28:03,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:28:03,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:28:03,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:28:03,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:28:03,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:28:03,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:28:03,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:28:03,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (1/1) ... [2024-11-14 04:28:03,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:28:03,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:28:03,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:28:03,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:28:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:28:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:28:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:28:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:28:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:28:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:28:04,047 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:28:04,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:28:17,491 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 04:28:17,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:28:17,506 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:28:17,507 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:28:17,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:28:17 BoogieIcfgContainer [2024-11-14 04:28:17,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:28:17,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:28:17,511 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:28:17,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:28:17,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:28:03" (1/3) ... [2024-11-14 04:28:17,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d034c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:28:17, skipping insertion in model container [2024-11-14 04:28:17,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:03" (2/3) ... [2024-11-14 04:28:17,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d034c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:28:17, skipping insertion in model container [2024-11-14 04:28:17,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:28:17" (3/3) ... [2024-11-14 04:28:17,520 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-14 04:28:17,532 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:28:17,533 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:28:17,590 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:28:17,602 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;@5b18bdc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:28:17,603 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:28:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:28:17,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-14 04:28:17,631 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:17,632 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:28:17,633 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:17,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:17,637 INFO L85 PathProgramCache]: Analyzing trace with hash -831363051, now seen corresponding path program 1 times [2024-11-14 04:28:17,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:28:17,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583780992] [2024-11-14 04:28:17,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:17,649 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 04:28:17,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:28:17,652 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:17,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:19,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:28:20,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 04:28:20,103 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:28:20,104 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:28:20,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583780992] [2024-11-14 04:28:20,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [583780992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:28:20,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:28:20,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:28:20,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833335266] [2024-11-14 04:28:20,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:28:20,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:28:20,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:28:20,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:28:20,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:28:20,155 INFO L87 Difference]: Start difference. First operand has 74 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:28:20,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:28:20,209 INFO L93 Difference]: Finished difference Result 141 states and 242 transitions. [2024-11-14 04:28:20,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:28:20,211 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2024-11-14 04:28:20,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:28:20,218 INFO L225 Difference]: With dead ends: 141 [2024-11-14 04:28:20,219 INFO L226 Difference]: Without dead ends: 70 [2024-11-14 04:28:20,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 04:28:20,227 INFO L432 NwaCegarLoop]: 105 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, 105 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 04:28:20,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:28:20,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-14 04:28:20,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-14 04:28:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:28:20,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 105 transitions. [2024-11-14 04:28:20,293 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 105 transitions. Word has length 148 [2024-11-14 04:28:20,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:28:20,294 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 105 transitions. [2024-11-14 04:28:20,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:28:20,295 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2024-11-14 04:28:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-14 04:28:20,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:20,306 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:28:20,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:20,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:20,507 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:20,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:20,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1274032887, now seen corresponding path program 1 times [2024-11-14 04:28:20,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:28:20,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1400990422] [2024-11-14 04:28:20,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:20,511 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 04:28:20,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:28:20,518 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:20,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:23,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:28:23,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:28:35,500 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-14 04:28:35,500 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:28:35,501 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:28:35,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1400990422] [2024-11-14 04:28:35,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1400990422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:28:35,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:28:35,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:28:35,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262282811] [2024-11-14 04:28:35,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:28:35,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:28:35,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:28:35,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:28:35,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:28:35,506 INFO L87 Difference]: Start difference. First operand 70 states and 105 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-14 04:28:38,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:28:40,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:28:42,929 WARN L539 Checker$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 04:28:46,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:28:48,088 WARN L539 Checker$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 04:28:48,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:28:48,089 INFO L93 Difference]: Finished difference Result 218 states and 327 transitions. [2024-11-14 04:28:48,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:28:48,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-14 04:28:48,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:28:48,313 INFO L225 Difference]: With dead ends: 218 [2024-11-14 04:28:48,314 INFO L226 Difference]: Without dead ends: 151 [2024-11-14 04:28:48,314 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:28:48,315 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 100 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 45 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:28:48,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 303 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 12 Invalid, 5 Unknown, 0 Unchecked, 12.3s Time] [2024-11-14 04:28:48,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-14 04:28:48,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 135. [2024-11-14 04:28:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 88 states have (on average 1.3295454545454546) internal successors, (117), 88 states have internal predecessors, (117), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-14 04:28:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 205 transitions. [2024-11-14 04:28:48,348 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 205 transitions. Word has length 148 [2024-11-14 04:28:48,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:28:48,349 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 205 transitions. [2024-11-14 04:28:48,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-14 04:28:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2024-11-14 04:28:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-14 04:28:48,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:48,352 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:28:48,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 04:28:48,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:48,553 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:48,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:48,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1999866055, now seen corresponding path program 1 times [2024-11-14 04:28:48,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:28:48,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1600292443] [2024-11-14 04:28:48,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:48,555 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 04:28:48,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:28:48,557 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:28:48,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 04:28:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:28:50,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:28:50,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-14 04:29:04,848 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:29:04,848 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:29:04,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1600292443] [2024-11-14 04:29:04,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1600292443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:29:04,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:29:04,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:29:04,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129874247] [2024-11-14 04:29:04,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:29:04,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:29:04,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:29:04,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:29:04,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:29:04,852 INFO L87 Difference]: Start difference. First operand 135 states and 205 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-14 04:29:08,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:11,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:13,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:15,106 WARN L539 Checker$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 04:29:18,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:20,375 WARN L539 Checker$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 04:29:22,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:24,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:27,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:29,227 WARN L539 Checker$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 04:29:32,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:34,009 WARN L539 Checker$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 04:29:36,013 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 04:29:36,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:29:36,015 INFO L93 Difference]: Finished difference Result 347 states and 526 transitions. [2024-11-14 04:29:36,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:29:36,242 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-14 04:29:36,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:29:36,246 INFO L225 Difference]: With dead ends: 347 [2024-11-14 04:29:36,246 INFO L226 Difference]: Without dead ends: 215 [2024-11-14 04:29:36,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:29:36,249 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 63 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 45 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:29:36,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 340 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 68 Invalid, 13 Unknown, 0 Unchecked, 30.6s Time] [2024-11-14 04:29:36,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-14 04:29:36,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 186. [2024-11-14 04:29:36,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 116 states have (on average 1.3017241379310345) internal successors, (151), 116 states have internal predecessors, (151), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-14 04:29:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 283 transitions. [2024-11-14 04:29:36,293 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 283 transitions. Word has length 148 [2024-11-14 04:29:36,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:29:36,294 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 283 transitions. [2024-11-14 04:29:36,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-14 04:29:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2024-11-14 04:29:36,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-14 04:29:36,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:36,299 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:29:36,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 04:29:36,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:29:36,503 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:36,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:36,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1413060041, now seen corresponding path program 1 times [2024-11-14 04:29:36,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:36,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1052277298] [2024-11-14 04:29:36,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:36,504 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 04:29:36,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:36,508 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:29:36,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:29:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:38,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:29:38,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-14 04:29:51,646 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:29:51,646 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:29:51,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1052277298] [2024-11-14 04:29:51,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1052277298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:29:51,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:29:51,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:29:51,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211583743] [2024-11-14 04:29:51,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:29:51,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:29:51,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:29:51,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:29:51,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:29:51,649 INFO L87 Difference]: Start difference. First operand 186 states and 283 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-14 04:29:56,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:29:58,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:00,925 WARN L539 Checker$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 04:30:04,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:06,438 WARN L539 Checker$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 04:30:08,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:10,456 WARN L539 Checker$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 04:30:12,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:16,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:18,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:20,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:22,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:24,854 WARN L539 Checker$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 04:30:27,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:29,789 WARN L539 Checker$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 04:30:31,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:33,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:34,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:30:34,358 INFO L93 Difference]: Finished difference Result 519 states and 791 transitions. [2024-11-14 04:30:34,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:30:34,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-14 04:30:34,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:30:34,368 INFO L225 Difference]: With dead ends: 519 [2024-11-14 04:30:34,370 INFO L226 Difference]: Without dead ends: 452 [2024-11-14 04:30:34,371 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:30:34,374 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 156 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 45 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:30:34,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 377 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 184 Invalid, 17 Unknown, 0 Unchecked, 42.1s Time] [2024-11-14 04:30:34,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2024-11-14 04:30:34,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 338. [2024-11-14 04:30:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 222 states have (on average 1.3333333333333333) internal successors, (296), 222 states have internal predecessors, (296), 110 states have call successors, (110), 5 states have call predecessors, (110), 5 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-14 04:30:34,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 516 transitions. [2024-11-14 04:30:34,516 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 516 transitions. Word has length 148 [2024-11-14 04:30:34,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:30:34,517 INFO L471 AbstractCegarLoop]: Abstraction has 338 states and 516 transitions. [2024-11-14 04:30:34,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-14 04:30:34,517 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 516 transitions. [2024-11-14 04:30:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-14 04:30:34,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:34,520 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:30:34,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-14 04:30:34,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:30:34,721 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:34,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:34,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1106899893, now seen corresponding path program 1 times [2024-11-14 04:30:34,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:34,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882987661] [2024-11-14 04:30:34,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:34,722 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 04:30:34,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:34,727 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/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 04:30:34,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5323a0-b451-48e2-9b2d-6d5cfddcb662/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 04:30:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:36,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 04:30:36,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:33:26,661 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (or (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0))) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 04:33:28,760 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (or (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0))) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2024-11-14 04:37:27,205 WARN L286 SmtUtils]: Spent 5.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 04:41:53,527 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 .cse4) c_~var_1_13~0)) (or (not (fp.lt .cse1 .cse4)) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 04:41:55,705 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 .cse4) c_~var_1_13~0)) (or (not (fp.lt .cse1 .cse4)) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true