./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.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_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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_1d8cc714-789d-43bd-a192-802c28277c98/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 f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:20:18,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:20:19,029 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:20:19,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:20:19,038 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:20:19,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:20:19,084 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:20:19,085 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:20:19,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:20:19,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:20:19,086 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:20:19,087 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:20:19,088 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:20:19,088 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:20:19,089 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:20:19,089 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:20:19,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:20:19,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:20:19,090 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:20:19,091 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:20:19,092 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:20:19,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:20:19,093 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:20:19,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:20:19,093 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:20:19,093 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:20:19,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:19,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:20:19,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:20:19,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:20:19,094 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:20:19,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:20:19,094 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:20:19,094 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:20:19,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:20:19,095 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_1d8cc714-789d-43bd-a192-802c28277c98/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 -> f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 [2024-11-14 04:20:19,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:20:19,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:20:19,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:20:19,535 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:20:19,535 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:20:19,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i Unable to find full path for "g++" [2024-11-14 04:20:21,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:20:22,272 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:20:22,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2024-11-14 04:20:22,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data/6513f0c2a/c468eecaff8b47e19429a52a9f61f56e/FLAG668fcaeb2 [2024-11-14 04:20:22,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data/6513f0c2a/c468eecaff8b47e19429a52a9f61f56e [2024-11-14 04:20:22,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:20:22,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:20:22,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:22,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:20:22,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:20:22,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b130ad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22, skipping insertion in model container [2024-11-14 04:20:22,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,353 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:20:22,542 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_1d8cc714-789d-43bd-a192-802c28277c98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2024-11-14 04:20:22,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:22,647 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:20:22,659 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_1d8cc714-789d-43bd-a192-802c28277c98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2024-11-14 04:20:22,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:22,717 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:20:22,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22 WrapperNode [2024-11-14 04:20:22,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:22,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:22,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:20:22,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:20:22,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,805 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2024-11-14 04:20:22,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:22,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:20:22,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:20:22,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:20:22,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:20:22,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:20:22,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:20:22,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:20:22,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (1/1) ... [2024-11-14 04:20:22,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:22,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:20:22,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:20:22,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:20:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:20:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:20:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:20:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:20:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:20:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:20:23,078 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:20:23,080 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:20:23,643 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 04:20:23,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:20:23,952 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:20:23,953 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:20:23,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:20:23 BoogieIcfgContainer [2024-11-14 04:20:23,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:20:23,955 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:20:23,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:20:23,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:20:23,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:20:22" (1/3) ... [2024-11-14 04:20:23,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454211be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:20:23, skipping insertion in model container [2024-11-14 04:20:23,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:22" (2/3) ... [2024-11-14 04:20:23,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454211be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:20:23, skipping insertion in model container [2024-11-14 04:20:23,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:20:23" (3/3) ... [2024-11-14 04:20:23,962 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2024-11-14 04:20:23,979 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:20:23,981 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:20:24,055 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:20:24,076 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;@2c376f4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:20:24,076 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:20:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:20:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-14 04:20:24,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:24,097 INFO L215 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:20:24,097 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:20:24,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:24,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1695845965, now seen corresponding path program 1 times [2024-11-14 04:20:24,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:24,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850997997] [2024-11-14 04:20:24,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:24,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:20:25,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:20:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:20:25,614 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:20:25,616 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:20:25,619 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:20:25,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:20:25,628 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:20:25,789 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:20:25,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:20:25 BoogieIcfgContainer [2024-11-14 04:20:25,794 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:20:25,794 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:20:25,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:20:25,795 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:20:25,796 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:20:23" (3/4) ... [2024-11-14 04:20:25,799 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:20:25,800 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:20:25,801 INFO L158 Benchmark]: Toolchain (without parser) took 3493.33ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.7MB in the beginning and 232.1MB in the end (delta: -138.4MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. [2024-11-14 04:20:25,802 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:20:25,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.65ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 77.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:20:25,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.34ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 73.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:20:25,803 INFO L158 Benchmark]: Boogie Preprocessor took 66.84ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 71.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:20:25,803 INFO L158 Benchmark]: RCFGBuilder took 1079.71ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 60.6MB in the end (delta: 10.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-14 04:20:25,804 INFO L158 Benchmark]: TraceAbstraction took 1838.62ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.1MB in the beginning and 232.1MB in the end (delta: -172.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2024-11-14 04:20:25,804 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 352.3MB. Free memory was 232.1MB in the beginning and 232.1MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:20:25,807 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.65ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 77.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.34ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 73.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.84ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 71.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1079.71ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 60.6MB in the end (delta: 10.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1838.62ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.1MB in the beginning and 232.1MB in the end (delta: -172.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 352.3MB. Free memory was 232.1MB in the beginning and 232.1MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 61, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 147, overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of bitwiseOr at line 65, overapproximation of bitwiseAnd at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 143, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 160. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] double var_1_2 = 24.25; [L24] double var_1_3 = 128.5; [L25] double var_1_4 = 4.5; [L26] double var_1_5 = 49.5; [L27] signed short int var_1_9 = -25; [L28] unsigned char var_1_10 = 200; [L29] unsigned char var_1_11 = 1; [L30] unsigned char var_1_12 = 1; [L31] double var_1_13 = 128.375; [L32] unsigned short int var_1_14 = 0; [L33] float var_1_15 = 0.0; [L34] float var_1_16 = 4.87; [L35] float var_1_17 = 8.875; [L36] signed short int var_1_18 = -128; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 1; [L39] unsigned char var_1_21 = 0; [L40] unsigned long int var_1_22 = 16; [L41] unsigned long int var_1_23 = 4200661734; [L42] float var_1_24 = 9999999999.375; [L43] double var_1_28 = 9.25; [L44] double var_1_29 = 0.0; [L45] double var_1_30 = 127.6; [L46] unsigned long int var_1_32 = 128; [L47] unsigned long int var_1_34 = 1089279310; [L48] unsigned long int var_1_35 = 1307137784; [L49] unsigned long int var_1_36 = 1417807175; [L50] unsigned long int var_1_38 = 2; [L51] unsigned short int var_1_40 = 5; [L52] unsigned char var_1_44 = 5; [L53] unsigned char var_1_46 = 16; [L54] unsigned char last_1_var_1_10 = 200; [L184] isInitial = 1 [L185] FCALL initially() [L186] COND TRUE 1 [L187] CALL updateLastVariables() [L177] last_1_var_1_10 = var_1_10 [L187] RET updateLastVariables() [L188] CALL updateVariables() [L127] var_1_2 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_3=257/2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_3=257/2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L129] var_1_3 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L131] var_1_4 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_5=99/2, var_1_9=-25] [L133] var_1_5 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L135] var_1_11 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L137] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L138] var_1_12 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L140] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L141] var_1_13 = __VERIFIER_nondet_double() [L142] 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_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L142] 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_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L143] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L144] var_1_15 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_15 >= 4611686.018427387900e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_15 >= 4611686.018427387900e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L146] var_1_16 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L148] var_1_17 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L152] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L153] var_1_21 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L155] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L158] CALL assume_abort_if_not(var_1_23 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L159] var_1_29 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_29 >= 2305843.009213691390e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_29 >= 2305843.009213691390e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L161] var_1_30 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 2305843.009213691390e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 2305843.009213691390e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L163] var_1_34 = __VERIFIER_nondet_ulong() [L164] CALL assume_abort_if_not(var_1_34 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_34 >= 1073741823) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L165] CALL assume_abort_if_not(var_1_34 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_34 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L166] var_1_35 = __VERIFIER_nondet_ulong() [L167] CALL assume_abort_if_not(var_1_35 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_35 >= 1073741824) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L168] CALL assume_abort_if_not(var_1_35 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_35 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L169] var_1_36 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_36 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_36 >= 1073741824) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L171] CALL assume_abort_if_not(var_1_36 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_36 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L172] var_1_46 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_9=-25] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_9=-25] [L174] CALL assume_abort_if_not(var_1_46 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=127, var_1_9=-25] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_46 <= 127) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=256, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=6442450943, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=127, var_1_9=-25] [L188] RET updateVariables() [L189] CALL step() [L58] EXPR var_1_10 & var_1_12 [L58] COND TRUE (var_1_10 & var_1_12) >= -2 [L59] var_1_24 = var_1_16 [L61] var_1_28 = ((8.18603254193775E18 - (var_1_29 - var_1_30)) - var_1_16) [L62] COND FALSE !(\read(var_1_19)) [L65] EXPR var_1_35 | var_1_10 [L65] COND TRUE (var_1_35 | var_1_10) > var_1_10 [L66] COND FALSE !(var_1_29 <= ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) [L69] COND TRUE var_1_23 > ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) [L70] var_1_38 = var_1_23 [L76] COND FALSE !((((((var_1_30 * var_1_13)) < (var_1_29)) ? ((var_1_30 * var_1_13)) : (var_1_29))) >= (- var_1_16)) [L83] EXPR var_1_10 & var_1_12 [L83] COND TRUE -32 < (var_1_10 & var_1_12) [L84] var_1_44 = ((((var_1_12) < ((var_1_46 + 10))) ? (var_1_12) : ((var_1_46 + 10)))) [L88] signed long int stepLocal_0 = last_1_var_1_10; [L89] COND TRUE stepLocal_0 >= last_1_var_1_10 [L90] var_1_9 = (-256 + last_1_var_1_10) [L94] signed short int stepLocal_1 = var_1_9; [L95] COND FALSE !(stepLocal_1 > 0) [L98] COND FALSE !(\read(var_1_19)) [L101] COND TRUE ! (var_1_5 > (255.9 / var_1_13)) [L102] var_1_10 = var_1_12 [L105] COND FALSE !(((var_1_2 - var_1_3) * var_1_4) < var_1_5) [L108] var_1_1 = var_1_10 [L110] COND FALSE !((var_1_17 <= (- var_1_16)) && var_1_19) [L113] COND FALSE !(\read(var_1_19)) [L116] var_1_22 = (((((var_1_23 - var_1_9)) < (var_1_10)) ? ((var_1_23 - var_1_9)) : (var_1_10))) [L118] COND TRUE ! var_1_19 [L119] COND FALSE !(((var_1_15 - var_1_16) - var_1_17) <= var_1_13) [L122] var_1_14 = var_1_18 [L189] RET step() [L190] CALL, EXPR property() [L180-L181] return (((((((((var_1_2 - var_1_3) * var_1_4) < var_1_5) ? (var_1_1 == ((signed short int) ((((-8) < ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10)))))) ? (-8) : ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))))))) : (var_1_1 == ((signed short int) var_1_10))) && ((last_1_var_1_10 >= last_1_var_1_10) ? (var_1_9 == ((signed short int) (-256 + last_1_var_1_10))) : (var_1_9 == ((signed short int) (last_1_var_1_10 + last_1_var_1_10))))) && (var_1_19 ? (var_1_10 == ((unsigned char) ((((0) < (var_1_12)) ? (0) : (var_1_12))))) : ((! (var_1_5 > (255.9 / var_1_13))) ? (var_1_10 == ((unsigned char) var_1_12)) : 1))) && ((! var_1_19) ? ((((var_1_15 - var_1_16) - var_1_17) <= var_1_13) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (((var_1_17 <= (- var_1_16)) && var_1_19) ? (var_1_18 == ((signed short int) var_1_10)) : 1)) && ((var_1_9 > 0) ? (var_1_19 == ((unsigned char) ((var_1_5 >= (- var_1_15)) && (var_1_11 && (var_1_20 && var_1_21))))) : 1)) && (var_1_19 ? (var_1_22 == ((unsigned long int) (var_1_9 + var_1_10))) : (var_1_22 == ((unsigned long int) (((((var_1_23 - var_1_9)) < (var_1_10)) ? ((var_1_23 - var_1_9)) : (var_1_10)))))) ; [L190] RET, EXPR property() [L190] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=256, var_1_11=1, var_1_12=256, var_1_14=-128, var_1_16=79999999995/8, var_1_18=-128, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=6442450943, var_1_24=79999999995/8, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=6442450943, var_1_40=5, var_1_44=0, var_1_46=127, var_1_9=-56] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=200, var_1_10=256, var_1_11=1, var_1_12=256, var_1_14=-128, var_1_16=79999999995/8, var_1_18=-128, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=6442450943, var_1_24=79999999995/8, var_1_32=128, var_1_34=2147483647, var_1_35=10737418239, var_1_36=6442450943, var_1_38=6442450943, var_1_40=5, var_1_44=0, var_1_46=127, var_1_9=-56] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 29, 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=57occurred 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: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 1 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 04:20:25,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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_1d8cc714-789d-43bd-a192-802c28277c98/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 f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:20:29,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:20:29,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:20:29,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:20:29,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:20:29,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:20:29,488 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:20:29,488 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:20:29,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:20:29,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:20:29,490 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:20:29,490 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:20:29,491 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:20:29,491 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:20:29,491 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:20:29,491 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:20:29,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:20:29,492 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:20:29,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:20:29,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:20:29,494 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:20:29,494 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:20:29,494 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:20:29,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:29,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:20:29,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:20:29,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:20:29,495 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:20:29,495 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:20:29,495 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:20:29,495 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:20:29,496 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_1d8cc714-789d-43bd-a192-802c28277c98/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 -> f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 [2024-11-14 04:20:29,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:20:29,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:20:29,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:20:29,923 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:20:29,924 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:20:29,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i Unable to find full path for "g++" [2024-11-14 04:20:31,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:20:32,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:20:32,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2024-11-14 04:20:32,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data/b04fd0706/e74babc20f164970b98c69c3c3099856/FLAGed2477f75 [2024-11-14 04:20:32,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/data/b04fd0706/e74babc20f164970b98c69c3c3099856 [2024-11-14 04:20:32,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:20:32,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:20:32,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:32,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:20:32,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:20:32,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa82bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32, skipping insertion in model container [2024-11-14 04:20:32,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,457 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:20:32,645 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_1d8cc714-789d-43bd-a192-802c28277c98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2024-11-14 04:20:32,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:32,747 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:20:32,756 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2024-11-14 04:20:32,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:32,816 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:20:32,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32 WrapperNode [2024-11-14 04:20:32,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:32,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:32,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:20:32,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:20:32,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,884 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2024-11-14 04:20:32,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:32,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:20:32,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:20:32,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:20:32,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:20:32,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:20:32,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:20:32,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:20:32,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (1/1) ... [2024-11-14 04:20:32,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:32,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:20:32,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:20:32,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:20:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:20:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:20:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:20:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:20:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:20:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:20:33,179 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:20:33,182 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:20:52,351 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 04:20:52,352 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:20:52,374 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:20:52,376 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:20:52,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:20:52 BoogieIcfgContainer [2024-11-14 04:20:52,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:20:52,380 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:20:52,381 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:20:52,387 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:20:52,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:20:32" (1/3) ... [2024-11-14 04:20:52,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f8536d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:20:52, skipping insertion in model container [2024-11-14 04:20:52,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:32" (2/3) ... [2024-11-14 04:20:52,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f8536d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:20:52, skipping insertion in model container [2024-11-14 04:20:52,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:20:52" (3/3) ... [2024-11-14 04:20:52,392 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2024-11-14 04:20:52,415 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:20:52,418 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:20:52,516 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:20:52,536 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;@4f7bd8b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:20:52,536 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:20:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:20:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-14 04:20:52,567 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:52,568 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:20:52,568 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:20:52,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:52,574 INFO L85 PathProgramCache]: Analyzing trace with hash -2049308278, now seen corresponding path program 1 times [2024-11-14 04:20:52,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:20:52,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914131061] [2024-11-14 04:20:52,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:52,589 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 04:20:52,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:20:52,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:20:52,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:20:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:54,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 04:20:54,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:20:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 04:20:58,661 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:20:58,662 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:20:58,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [914131061] [2024-11-14 04:20:58,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [914131061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:58,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:58,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:20:58,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452723782] [2024-11-14 04:20:58,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:58,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:20:58,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:20:58,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:20:58,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:20:58,701 INFO L87 Difference]: Start difference. First operand has 87 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:21:01,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:03,615 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 04:21:03,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:03,752 INFO L93 Difference]: Finished difference Result 245 states and 447 transitions. [2024-11-14 04:21:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:21:03,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2024-11-14 04:21:03,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:03,767 INFO L225 Difference]: With dead ends: 245 [2024-11-14 04:21:03,767 INFO L226 Difference]: Without dead ends: 161 [2024-11-14 04:21:03,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:21:03,775 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 30 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:03,777 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 239 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2024-11-14 04:21:03,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-14 04:21:03,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 159. [2024-11-14 04:21:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 98 states have (on average 1.2551020408163265) internal successors, (123), 98 states have internal predecessors, (123), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-14 04:21:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 239 transitions. [2024-11-14 04:21:03,887 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 239 transitions. Word has length 188 [2024-11-14 04:21:03,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:03,892 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 239 transitions. [2024-11-14 04:21:03,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:21:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 239 transitions. [2024-11-14 04:21:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-14 04:21:03,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:03,900 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:21:03,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:04,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:04,102 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:21:04,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:04,102 INFO L85 PathProgramCache]: Analyzing trace with hash 657311116, now seen corresponding path program 1 times [2024-11-14 04:21:04,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:21:04,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2132129714] [2024-11-14 04:21:04,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:04,104 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 04:21:04,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:21:04,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:04,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:06,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 04:21:06,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:21:08,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2024-11-14 04:21:08,954 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:21:09,387 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:21:09,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2132129714] [2024-11-14 04:21:09,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2132129714] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:21:09,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [71431871] [2024-11-14 04:21:09,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:09,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:21:09,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:21:09,394 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:21:09,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 04:21:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:12,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:21:12,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:21:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 04:21:12,905 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:21:12,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [71431871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:12,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:21:12,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2024-11-14 04:21:12,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956687036] [2024-11-14 04:21:12,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:12,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:21:12,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:21:12,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:21:12,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-14 04:21:12,914 INFO L87 Difference]: Start difference. First operand 159 states and 239 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:21:15,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:17,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:21:19,866 WARN L539 Checker$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 [0] [2024-11-14 04:21:21,876 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 [0] [2024-11-14 04:21:22,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:22,114 INFO L93 Difference]: Finished difference Result 471 states and 711 transitions. [2024-11-14 04:21:22,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:21:22,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2024-11-14 04:21:22,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:22,120 INFO L225 Difference]: With dead ends: 471 [2024-11-14 04:21:22,120 INFO L226 Difference]: Without dead ends: 315 [2024-11-14 04:21:22,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 386 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-14 04:21:22,122 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 122 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:22,123 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 389 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 9.0s Time] [2024-11-14 04:21:22,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2024-11-14 04:21:22,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 163. [2024-11-14 04:21:22,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 102 states have (on average 1.2450980392156863) internal successors, (127), 102 states have internal predecessors, (127), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-14 04:21:22,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 243 transitions. [2024-11-14 04:21:22,174 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 243 transitions. Word has length 188 [2024-11-14 04:21:22,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:22,175 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 243 transitions. [2024-11-14 04:21:22,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:21:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 243 transitions. [2024-11-14 04:21:22,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-14 04:21:22,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:22,178 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:21:22,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:22,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 04:21:22,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:21:22,580 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:21:22,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:22,581 INFO L85 PathProgramCache]: Analyzing trace with hash 915476554, now seen corresponding path program 1 times [2024-11-14 04:21:22,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:21:22,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119323012] [2024-11-14 04:21:22,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:22,582 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 04:21:22,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:21:22,587 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:22,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:21:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:24,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 04:21:24,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:21:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2024-11-14 04:21:26,073 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:21:26,472 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:21:26,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [119323012] [2024-11-14 04:21:26,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [119323012] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:21:26,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1035215008] [2024-11-14 04:21:26,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:26,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:21:26,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:21:26,477 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:21:26,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 04:21:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:29,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:21:29,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:21:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 04:21:33,610 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:21:33,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1035215008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:33,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:21:33,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-11-14 04:21:33,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481483970] [2024-11-14 04:21:33,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:33,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:21:33,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:21:33,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:21:33,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-14 04:21:33,614 INFO L87 Difference]: Start difference. First operand 163 states and 243 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:21:37,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:39,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:41,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:43,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:45,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:47,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:49,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:52,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:54,085 WARN L539 Checker$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 04:21:56,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:21:58,094 WARN L539 Checker$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 04:22:00,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:02,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:04,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:06,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:08,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:10,997 WARN L539 Checker$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 04:22:13,003 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 04:22:13,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:13,117 INFO L93 Difference]: Finished difference Result 415 states and 614 transitions. [2024-11-14 04:22:13,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:22:13,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2024-11-14 04:22:13,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:13,124 INFO L225 Difference]: With dead ends: 415 [2024-11-14 04:22:13,125 INFO L226 Difference]: Without dead ends: 255 [2024-11-14 04:22:13,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:13,127 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 86 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 59 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:13,128 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 412 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 100 Invalid, 18 Unknown, 0 Unchecked, 39.2s Time] [2024-11-14 04:22:13,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-14 04:22:13,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 241. [2024-11-14 04:22:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 150 states have (on average 1.2266666666666666) internal successors, (184), 150 states have internal predecessors, (184), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-14 04:22:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 358 transitions. [2024-11-14 04:22:13,221 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 358 transitions. Word has length 188 [2024-11-14 04:22:13,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:13,223 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 358 transitions. [2024-11-14 04:22:13,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:22:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 358 transitions. [2024-11-14 04:22:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-14 04:22:13,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:13,230 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:13,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:22:13,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 04:22:13,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:22:13,630 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:22:13,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:13,631 INFO L85 PathProgramCache]: Analyzing trace with hash -322241881, now seen corresponding path program 1 times [2024-11-14 04:22:13,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:22:13,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1660518260] [2024-11-14 04:22:13,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:13,632 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 04:22:13,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:22:13,636 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:22:13,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-14 04:22:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:15,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 04:22:15,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:22:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2024-11-14 04:22:16,851 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:22:17,159 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:22:17,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1660518260] [2024-11-14 04:22:17,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1660518260] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:22:17,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1506739475] [2024-11-14 04:22:17,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:17,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:22:17,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:22:17,162 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:22:17,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-14 04:22:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:20,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:22:20,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:22:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 534 proven. 15 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-11-14 04:22:21,016 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:22:21,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1506739475] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:22:21,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3746529] [2024-11-14 04:22:21,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:21,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:22:21,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:22:21,175 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:22:21,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 04:22:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:22,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:22:22,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:22:22,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 534 proven. 15 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-11-14 04:22:22,714 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:22:22,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [3746529] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:22:22,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:22:22,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 8 [2024-11-14 04:22:22,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16278087] [2024-11-14 04:22:22,906 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:22:22,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:22:22,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:22:22,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:22:22,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:22:22,908 INFO L87 Difference]: Start difference. First operand 241 states and 358 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-14 04:22:25,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:25,678 INFO L93 Difference]: Finished difference Result 509 states and 737 transitions. [2024-11-14 04:22:25,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 04:22:25,681 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 190 [2024-11-14 04:22:25,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:25,686 INFO L225 Difference]: With dead ends: 509 [2024-11-14 04:22:25,688 INFO L226 Difference]: Without dead ends: 271 [2024-11-14 04:22:25,690 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 640 GetRequests, 630 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-14 04:22:25,690 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 81 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:25,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 278 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:22:25,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2024-11-14 04:22:25,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 265. [2024-11-14 04:22:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 168 states have (on average 1.1845238095238095) internal successors, (199), 168 states have internal predecessors, (199), 87 states have call successors, (87), 9 states have call predecessors, (87), 9 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-14 04:22:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 373 transitions. [2024-11-14 04:22:25,763 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 373 transitions. Word has length 190 [2024-11-14 04:22:25,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:25,766 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 373 transitions. [2024-11-14 04:22:25,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-14 04:22:25,767 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 373 transitions. [2024-11-14 04:22:25,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-14 04:22:25,770 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:25,771 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:25,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 04:22:25,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-14 04:22:26,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-14 04:22:26,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:22:26,372 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:22:26,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:26,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1094300660, now seen corresponding path program 1 times [2024-11-14 04:22:26,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:22:26,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [41358078] [2024-11-14 04:22:26,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:26,373 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 04:22:26,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:22:26,375 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/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 04:22:26,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8cc714-789d-43bd-a192-802c28277c98/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-14 04:22:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:28,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 04:22:28,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:22:52,240 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_9~0 ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_10~0) (_ bv4294967040 32)))) (fp.lt (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) c_~var_1_4~0) c_~var_1_5~0) (= c_~var_1_12~0 c_~var_1_10~0) (bvsle ((_ zero_extend 24) c_~var_1_21~0) (_ bv0 32)) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv8 16)))) is different from false [2024-11-14 04:22:54,267 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_9~0 ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_10~0) (_ bv4294967040 32)))) (fp.lt (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) c_~var_1_4~0) c_~var_1_5~0) (= c_~var_1_12~0 c_~var_1_10~0) (bvsle ((_ zero_extend 24) c_~var_1_21~0) (_ bv0 32)) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv8 16)))) is different from true [2024-11-14 04:23:44,297 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse0 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_9~0)) c_~var_1_23~0)) (.cse2 ((_ zero_extend 24) c_~var_1_10~0))) (let ((.cse1 (bvult .cse0 .cse2))) (or (and (= c_~var_1_22~0 .cse0) .cse1) (and (= c_~var_1_22~0 .cse2) (not .cse1))))) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_10~0) (_ bv4294967040 32)))) (fp.lt (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) c_~var_1_4~0) c_~var_1_5~0) (= c_~var_1_12~0 c_~var_1_10~0) (bvsle ((_ zero_extend 24) c_~var_1_21~0) (_ bv0 32)) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv8 16)))) is different from false [2024-11-14 04:23:46,325 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse0 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_9~0)) c_~var_1_23~0)) (.cse2 ((_ zero_extend 24) c_~var_1_10~0))) (let ((.cse1 (bvult .cse0 .cse2))) (or (and (= c_~var_1_22~0 .cse0) .cse1) (and (= c_~var_1_22~0 .cse2) (not .cse1))))) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_10~0) (_ bv4294967040 32)))) (fp.lt (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) c_~var_1_4~0) c_~var_1_5~0) (= c_~var_1_12~0 c_~var_1_10~0) (bvsle ((_ zero_extend 24) c_~var_1_21~0) (_ bv0 32)) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv8 16)))) is different from true [2024-11-14 04:24:26,344 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse0 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_9~0)) c_~var_1_23~0)) (.cse2 ((_ zero_extend 24) c_~var_1_10~0))) (let ((.cse1 (bvult .cse0 .cse2))) (or (and (= c_~var_1_22~0 .cse0) .cse1) (and (= c_~var_1_22~0 .cse2) (not .cse1))))) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_10~0) (_ bv4294967040 32)))) (fp.lt (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) c_~var_1_4~0) c_~var_1_5~0) (= c_~var_1_12~0 c_~var_1_10~0) (bvsle ((_ zero_extend 24) c_~var_1_21~0) (_ bv0 32)) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv8 16))) (= (_ bv0 8) c_~var_1_19~0)) is different from false [2024-11-14 04:24:28,373 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse0 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_9~0)) c_~var_1_23~0)) (.cse2 ((_ zero_extend 24) c_~var_1_10~0))) (let ((.cse1 (bvult .cse0 .cse2))) (or (and (= c_~var_1_22~0 .cse0) .cse1) (and (= c_~var_1_22~0 .cse2) (not .cse1))))) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_10~0) (_ bv4294967040 32)))) (fp.lt (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) c_~var_1_4~0) c_~var_1_5~0) (= c_~var_1_12~0 c_~var_1_10~0) (bvsle ((_ zero_extend 24) c_~var_1_21~0) (_ bv0 32)) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv8 16))) (= (_ bv0 8) c_~var_1_19~0)) is different from true [2024-11-14 04:25:57,676 WARN L286 SmtUtils]: Spent 31.47s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)