./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.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_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/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_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/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_cd088a18-e227-418d-a986-632cad9fd294/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 9d32b1714789966fcf326a8af7d24f4afd80f3798898049f667e4b65b657d955 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:21:53,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:21:53,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:21:53,593 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:21:53,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:21:53,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:21:53,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:21:53,617 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:21:53,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:21:53,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:21:53,617 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:21:53,617 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:21:53,617 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:21:53,617 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:21:53,618 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:21:53,618 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:21:53,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:21:53,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:21:53,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:21:53,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:21:53,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:21:53,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:21:53,621 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_cd088a18-e227-418d-a986-632cad9fd294/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 -> 9d32b1714789966fcf326a8af7d24f4afd80f3798898049f667e4b65b657d955 [2024-11-14 03:21:53,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:21:53,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:21:53,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:21:53,947 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:21:53,948 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:21:53,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i Unable to find full path for "g++" [2024-11-14 03:21:56,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:21:56,283 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:21:56,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i [2024-11-14 03:21:56,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data/b37dcf59b/56e5977f8412410db7dd9c1a351827d6/FLAG9d9da17f5 [2024-11-14 03:21:56,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data/b37dcf59b/56e5977f8412410db7dd9c1a351827d6 [2024-11-14 03:21:56,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:21:56,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:21:56,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:21:56,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:21:56,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:21:56,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:21:56" (1/1) ... [2024-11-14 03:21:56,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da063e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:56, skipping insertion in model container [2024-11-14 03:21:56,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:21:56" (1/1) ... [2024-11-14 03:21:56,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:21:56,794 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_cd088a18-e227-418d-a986-632cad9fd294/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i[919,932] [2024-11-14 03:21:56,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:21:56,935 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:21:56,950 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_cd088a18-e227-418d-a986-632cad9fd294/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i[919,932] [2024-11-14 03:21:57,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:21:57,046 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:21:57,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57 WrapperNode [2024-11-14 03:21:57,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:21:57,048 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:21:57,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:21:57,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:21:57,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,151 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-14 03:21:57,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:21:57,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:21:57,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:21:57,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:21:57,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:21:57,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:21:57,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:21:57,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:21:57,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (1/1) ... [2024-11-14 03:21:57,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:21:57,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:21:57,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:21:57,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:21:57,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:21:57,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:21:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:21:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:21:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:21:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:21:57,461 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:21:57,463 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:21:58,029 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:21:58,031 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:21:58,329 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:21:58,331 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:21:58,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:21:58 BoogieIcfgContainer [2024-11-14 03:21:58,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:21:58,334 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:21:58,335 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:21:58,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:21:58,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:21:56" (1/3) ... [2024-11-14 03:21:58,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cce30f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:21:58, skipping insertion in model container [2024-11-14 03:21:58,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:21:57" (2/3) ... [2024-11-14 03:21:58,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cce30f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:21:58, skipping insertion in model container [2024-11-14 03:21:58,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:21:58" (3/3) ... [2024-11-14 03:21:58,342 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i [2024-11-14 03:21:58,363 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:21:58,364 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i that has 2 procedures, 48 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:21:58,437 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:21:58,455 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;@370ed7a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:21:58,456 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:21:58,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 03:21:58,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-14 03:21:58,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:21:58,472 INFO L215 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:21:58,472 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:21:58,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:21:58,478 INFO L85 PathProgramCache]: Analyzing trace with hash -427554280, now seen corresponding path program 1 times [2024-11-14 03:21:58,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:21:58,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392032054] [2024-11-14 03:21:58,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:21:58,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:21:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:21:59,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1911853023] [2024-11-14 03:21:59,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:21:59,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:21:59,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:21:59,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:21:59,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:22:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:22:00,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:22:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:22:00,268 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:22:00,270 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:22:00,271 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:22:00,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:22:00,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:22:00,476 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:22:00,568 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:22:00,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:22:00 BoogieIcfgContainer [2024-11-14 03:22:00,571 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:22:00,572 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:22:00,572 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:22:00,572 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:22:00,572 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:21:58" (3/4) ... [2024-11-14 03:22:00,575 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:22:00,575 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:22:00,576 INFO L158 Benchmark]: Toolchain (without parser) took 3984.19ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 48.2MB in the end (delta: 43.3MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2024-11-14 03:22:00,577 INFO L158 Benchmark]: CDTParser took 1.18ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:00,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.91ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 75.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:22:00,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.20ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 71.1MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:00,578 INFO L158 Benchmark]: Boogie Preprocessor took 79.41ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 69.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:22:00,578 INFO L158 Benchmark]: RCFGBuilder took 1099.35ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 62.4MB in the end (delta: 6.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-14 03:22:00,579 INFO L158 Benchmark]: TraceAbstraction took 2236.61ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 48.2MB in the end (delta: 13.4MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-14 03:22:00,579 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 117.4MB. Free memory was 48.2MB in the beginning and 48.2MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:00,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.91ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 75.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.20ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 71.1MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 79.41ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 69.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.35ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 62.4MB in the end (delta: 6.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2236.61ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 48.2MB in the end (delta: 13.4MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 117.4MB. Free memory was 48.2MB in the beginning and 48.2MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someUnaryDOUBLEoperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 115. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] float var_1_7 = 9.25; [L27] float var_1_8 = 1.2; [L28] float var_1_9 = 0.0; [L29] float var_1_10 = 3.1; [L30] float var_1_11 = 500.5; [L31] signed long int var_1_12 = 0; [L32] unsigned char var_1_13 = 10; [L33] unsigned char var_1_14 = 8; [L34] unsigned char var_1_17 = 64; [L35] unsigned long int var_1_18 = 25; [L36] signed char var_1_19 = -100; [L37] signed short int var_1_20 = -4; [L38] unsigned short int var_1_21 = 200; [L39] unsigned short int var_1_22 = 54878; [L40] double var_1_23 = 9999.8; [L41] float var_1_24 = -0.25; [L42] signed char var_1_25 = 50; [L43] signed char var_1_26 = 100; [L44] unsigned char var_1_36 = 32; [L45] unsigned char var_1_39 = 64; [L46] unsigned char var_1_40 = 16; [L47] unsigned short int var_1_42 = 8; [L48] signed char var_1_43 = -16; [L49] unsigned char var_1_46 = 128; [L50] unsigned short int var_1_47 = 64; [L51] signed char var_1_49 = 0; [L52] signed char last_1_var_1_19 = -100; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L184] last_1_var_1_19 = var_1_19 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L143] var_1_2 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L146] var_1_3 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L149] var_1_7 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L151] var_1_8 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_9=0] [L153] var_1_9 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L155] var_1_10 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L157] var_1_11 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L159] var_1_13 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L161] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L162] var_1_14 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L164] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L165] var_1_17 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L167] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L168] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L169] var_1_20 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L171] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L172] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L173] var_1_22 = __VERIFIER_nondet_ushort() [L174] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L175] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=64, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_39 >= 63) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L178] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L179] var_1_40 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L181] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_40=1, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=-255, var_1_36=32, var_1_39=63, var_1_3=256, var_1_40=1, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L195] RET updateVariables() [L196] CALL step() [L56] COND FALSE !(var_1_9 < 256.5) [L67] COND FALSE !((var_1_11 - var_1_9) > var_1_23) [L70] var_1_36 = var_1_40 [L72] COND FALSE !(\read(var_1_1)) [L75] COND FALSE !((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10))) / var_1_9) > ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10)))) [L84] var_1_46 = var_1_40 [L85] COND FALSE !(var_1_13 < ((((var_1_40) > (var_1_17)) ? (var_1_40) : (var_1_17)))) [L90] var_1_47 = ((((((((var_1_21) > (var_1_39)) ? (var_1_21) : (var_1_39)))) > (var_1_13)) ? (((((var_1_21) > (var_1_39)) ? (var_1_21) : (var_1_39)))) : (var_1_13))) [L92] var_1_49 = var_1_13 [L93] COND TRUE \read(var_1_2) [L94] var_1_1 = var_1_3 [L96] signed long int stepLocal_4 = 5; [L97] COND FALSE !(stepLocal_4 <= var_1_17) [L100] COND FALSE !(\read(var_1_1)) [L108] var_1_23 = var_1_10 [L109] var_1_24 = 31.75f [L110] var_1_25 = -5 [L111] unsigned char stepLocal_0 = var_1_1; [L112] COND TRUE (var_1_23 <= var_1_23) || stepLocal_0 [L113] var_1_4 = ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))) [L117] signed long int stepLocal_3 = (200 - var_1_13) - var_1_14; [L118] unsigned char stepLocal_2 = var_1_13; [L119] unsigned char stepLocal_1 = var_1_13; [L120] COND TRUE stepLocal_3 != var_1_25 [L121] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))) [L133] COND FALSE !((- (var_1_13 / var_1_17)) > var_1_25) [L136] COND FALSE !((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) [L139] var_1_19 = var_1_17 [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_23 <= var_1_23) || var_1_1) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_25) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))))) : (((var_1_25 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_25) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_25) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_1 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=10, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=2, var_1_1=256, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_26=100, var_1_2=-255, var_1_36=1, var_1_39=63, var_1_3=256, var_1_40=1, var_1_42=8, var_1_43=-16, var_1_46=1, var_1_47=200, var_1_49=10, var_1_4=63/2, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=10, var_1_13=-246, var_1_14=0, var_1_17=2, var_1_18=25, var_1_19=2, var_1_1=256, var_1_20=3, var_1_21=200, var_1_22=32767, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_26=100, var_1_2=-255, var_1_36=1, var_1_39=63, var_1_3=256, var_1_40=1, var_1_42=8, var_1_43=-16, var_1_46=1, var_1_47=200, var_1_49=10, var_1_4=63/2, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 25, 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=48occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:22:00,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/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_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/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_cd088a18-e227-418d-a986-632cad9fd294/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 9d32b1714789966fcf326a8af7d24f4afd80f3798898049f667e4b65b657d955 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:22:03,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:22:03,389 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:22:03,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:22:03,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:22:03,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:22:03,468 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:22:03,470 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:22:03,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:22:03,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:22:03,470 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:22:03,471 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:22:03,471 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:22:03,471 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:22:03,471 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:22:03,471 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:22:03,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:22:03,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:22:03,473 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:22:03,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:22:03,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:22:03,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:22:03,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:22:03,475 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:22:03,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:22:03,475 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:22:03,475 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:22:03,476 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:22:03,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:22:03,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:22:03,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:22:03,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:22:03,477 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:22:03,477 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:22:03,477 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:22:03,477 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:22:03,478 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_cd088a18-e227-418d-a986-632cad9fd294/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 -> 9d32b1714789966fcf326a8af7d24f4afd80f3798898049f667e4b65b657d955 [2024-11-14 03:22:03,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:22:03,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:22:03,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:22:03,784 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:22:03,788 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:22:03,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i Unable to find full path for "g++" [2024-11-14 03:22:05,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:22:06,077 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:22:06,078 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i [2024-11-14 03:22:06,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data/051f9db1c/03adfa290f694cfcbc53ec909af94220/FLAGe03052f36 [2024-11-14 03:22:06,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/data/051f9db1c/03adfa290f694cfcbc53ec909af94220 [2024-11-14 03:22:06,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:22:06,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:22:06,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:22:06,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:22:06,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:22:06,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ed60db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06, skipping insertion in model container [2024-11-14 03:22:06,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,160 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:22:06,337 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_cd088a18-e227-418d-a986-632cad9fd294/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i[919,932] [2024-11-14 03:22:06,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:22:06,490 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:22:06,504 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_cd088a18-e227-418d-a986-632cad9fd294/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i[919,932] [2024-11-14 03:22:06,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:22:06,561 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:22:06,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06 WrapperNode [2024-11-14 03:22:06,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:22:06,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:22:06,563 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:22:06,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:22:06,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,622 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-14 03:22:06,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:22:06,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:22:06,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:22:06,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:22:06,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,652 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:22:06,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:22:06,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:22:06,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:22:06,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (1/1) ... [2024-11-14 03:22:06,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:22:06,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:22:06,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:22:06,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:22:06,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:22:06,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:22:06,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:22:06,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:22:06,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:22:06,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:22:06,874 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:22:06,876 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:22:10,173 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:22:10,173 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:22:10,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:22:10,192 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:22:10,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:22:10 BoogieIcfgContainer [2024-11-14 03:22:10,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:22:10,196 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:22:10,196 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:22:10,207 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:22:10,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:22:06" (1/3) ... [2024-11-14 03:22:10,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd3c98b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:22:10, skipping insertion in model container [2024-11-14 03:22:10,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:06" (2/3) ... [2024-11-14 03:22:10,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd3c98b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:22:10, skipping insertion in model container [2024-11-14 03:22:10,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:22:10" (3/3) ... [2024-11-14 03:22:10,210 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i [2024-11-14 03:22:10,231 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:22:10,233 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-23.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:22:10,373 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:22:10,396 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;@4eed48e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:22:10,396 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:22:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 03:22:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:22:10,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:10,421 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:22:10,422 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:22:10,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:10,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1849666180, now seen corresponding path program 1 times [2024-11-14 03:22:10,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:22:10,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [578200206] [2024-11-14 03:22:10,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:10,445 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:22:10,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:22:10,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:22:10,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:22:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:11,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:22:11,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:22:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-14 03:22:11,278 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:22:11,278 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:22:11,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [578200206] [2024-11-14 03:22:11,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [578200206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:22:11,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:22:11,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:22:11,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919063533] [2024-11-14 03:22:11,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:22:11,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:22:11,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:22:11,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:22:11,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:22:11,307 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-14 03:22:11,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:22:11,338 INFO L93 Difference]: Finished difference Result 159 states and 279 transitions. [2024-11-14 03:22:11,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:22:11,340 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2024-11-14 03:22:11,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:22:11,348 INFO L225 Difference]: With dead ends: 159 [2024-11-14 03:22:11,348 INFO L226 Difference]: Without dead ends: 79 [2024-11-14 03:22:11,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:22:11,359 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:22:11,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:22:11,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-14 03:22:11,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-14 03:22:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 03:22:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2024-11-14 03:22:11,418 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 164 [2024-11-14 03:22:11,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:22:11,419 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2024-11-14 03:22:11,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-14 03:22:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2024-11-14 03:22:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:22:11,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:11,426 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:22:11,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:22:11,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:22:11,627 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:22:11,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:11,628 INFO L85 PathProgramCache]: Analyzing trace with hash 92214866, now seen corresponding path program 1 times [2024-11-14 03:22:11,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:22:11,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2052299348] [2024-11-14 03:22:11,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:11,629 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:22:11,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:22:11,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:22:11,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:22:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:12,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:22:12,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:22:13,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-14 03:22:13,200 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:22:13,200 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:22:13,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2052299348] [2024-11-14 03:22:13,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2052299348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:22:13,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:22:13,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:22:13,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733561683] [2024-11-14 03:22:13,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:22:13,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:22:13,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:22:13,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:22:13,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:22:13,205 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 03:22:14,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:22:14,263 INFO L93 Difference]: Finished difference Result 229 states and 353 transitions. [2024-11-14 03:22:14,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:22:14,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2024-11-14 03:22:14,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:22:14,273 INFO L225 Difference]: With dead ends: 229 [2024-11-14 03:22:14,273 INFO L226 Difference]: Without dead ends: 153 [2024-11-14 03:22:14,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:22:14,277 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 38 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:22:14,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 243 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 03:22:14,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-14 03:22:14,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2024-11-14 03:22:14,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-14 03:22:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 231 transitions. [2024-11-14 03:22:14,338 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 231 transitions. Word has length 164 [2024-11-14 03:22:14,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:22:14,339 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 231 transitions. [2024-11-14 03:22:14,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 03:22:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 231 transitions. [2024-11-14 03:22:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:22:14,342 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:14,346 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:22:14,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-14 03:22:14,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:22:14,546 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:22:14,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:14,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1901929840, now seen corresponding path program 1 times [2024-11-14 03:22:14,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:22:14,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [438800149] [2024-11-14 03:22:14,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:14,548 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:22:14,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:22:14,550 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:22:14,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 03:22:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:15,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:22:15,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:22:18,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 514 proven. 51 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2024-11-14 03:22:18,016 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:22:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 21 proven. 51 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-14 03:22:26,858 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:22:26,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [438800149] [2024-11-14 03:22:26,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [438800149] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:22:26,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1651252821] [2024-11-14 03:22:26,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:26,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:22:26,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:22:26,864 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:22:26,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-14 03:22:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:28,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:22:28,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:22:30,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 514 proven. 51 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2024-11-14 03:22:30,590 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:22:36,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 21 proven. 51 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-14 03:22:36,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1651252821] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:22:36,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515253313] [2024-11-14 03:22:36,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:36,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:22:36,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:22:36,218 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:22:36,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 03:22:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:38,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 03:22:38,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:22:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 726 proven. 114 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-11-14 03:22:44,581 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:22:50,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515253313] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:22:50,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2024-11-14 03:22:50,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 13] total 22 [2024-11-14 03:22:50,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122329507] [2024-11-14 03:22:50,117 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2024-11-14 03:22:50,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 03:22:50,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:22:50,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 03:22:50,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2024-11-14 03:22:50,121 INFO L87 Difference]: Start difference. First operand 151 states and 231 transitions. Second operand has 22 states, 22 states have (on average 5.681818181818182) internal successors, (125), 21 states have internal predecessors, (125), 7 states have call successors, (67), 6 states have call predecessors, (67), 10 states have return successors, (68), 7 states have call predecessors, (68), 7 states have call successors, (68) [2024-11-14 03:23:06,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:23:10,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:23:33,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:23:36,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:23:36,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:23:36,735 INFO L93 Difference]: Finished difference Result 451 states and 665 transitions. [2024-11-14 03:23:36,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 03:23:36,757 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.681818181818182) internal successors, (125), 21 states have internal predecessors, (125), 7 states have call successors, (67), 6 states have call predecessors, (67), 10 states have return successors, (68), 7 states have call predecessors, (68), 7 states have call successors, (68) Word has length 164 [2024-11-14 03:23:36,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:23:36,761 INFO L225 Difference]: With dead ends: 451 [2024-11-14 03:23:36,761 INFO L226 Difference]: Without dead ends: 303 [2024-11-14 03:23:36,763 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 820 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 639 ImplicationChecksByTransitivity, 26.5s TimeCoverageRelationStatistics Valid=558, Invalid=2094, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 03:23:36,764 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 808 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 809 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 1043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:23:36,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [809 Valid, 509 Invalid, 1043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 695 Invalid, 0 Unknown, 0 Unchecked, 31.3s Time] [2024-11-14 03:23:36,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2024-11-14 03:23:36,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 252. [2024-11-14 03:23:36,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 167 states have (on average 1.281437125748503) internal successors, (214), 167 states have internal predecessors, (214), 75 states have call successors, (75), 9 states have call predecessors, (75), 9 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-14 03:23:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 364 transitions. [2024-11-14 03:23:36,825 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 364 transitions. Word has length 164 [2024-11-14 03:23:36,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:23:36,825 INFO L471 AbstractCegarLoop]: Abstraction has 252 states and 364 transitions. [2024-11-14 03:23:36,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.681818181818182) internal successors, (125), 21 states have internal predecessors, (125), 7 states have call successors, (67), 6 states have call predecessors, (67), 10 states have return successors, (68), 7 states have call predecessors, (68), 7 states have call successors, (68) [2024-11-14 03:23:36,826 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 364 transitions. [2024-11-14 03:23:36,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:23:36,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:23:36,832 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:23:36,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 03:23:37,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-14 03:23:37,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-14 03:23:37,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:23:37,433 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:23:37,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:23:37,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1714826128, now seen corresponding path program 1 times [2024-11-14 03:23:37,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:23:37,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [73615334] [2024-11-14 03:23:37,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:23:37,434 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:23:37,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:23:37,436 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:23:37,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd088a18-e227-418d-a986-632cad9fd294/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 03:23:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:23:37,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 03:23:37,930 INFO L278 TraceCheckSpWp]: Computing forward predicates...