./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.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_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/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_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/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_a726f741-e224-4034-903a-46897810afbf/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 7fee2b4a98fc04633d618d79388c59e84dc4ba2ea92ab03ef92fd3b5a4f52ad9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:41:06,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:41:07,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:41:07,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:41:07,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:41:07,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:41:07,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:41:07,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:41:07,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:41:07,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:41:07,110 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:41:07,111 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:41:07,112 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:41:07,113 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:41:07,113 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:41:07,113 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:41:07,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:41:07,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:41:07,114 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:41:07,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:41:07,115 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:41:07,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:41:07,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:41:07,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:41:07,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:41:07,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:41:07,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:41:07,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:41:07,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:41:07,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:41:07,117 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:41:07,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:41:07,118 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:41:07,118 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:41:07,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:41:07,119 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_a726f741-e224-4034-903a-46897810afbf/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 -> 7fee2b4a98fc04633d618d79388c59e84dc4ba2ea92ab03ef92fd3b5a4f52ad9 [2024-11-14 05:41:07,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:41:07,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:41:07,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:41:07,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:41:07,430 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:41:07,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i Unable to find full path for "g++" [2024-11-14 05:41:09,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:41:09,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:41:09,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i [2024-11-14 05:41:09,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data/67efee88f/c6c69e5997b94646b9f3052678545b6b/FLAGbab34c3a3 [2024-11-14 05:41:09,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data/67efee88f/c6c69e5997b94646b9f3052678545b6b [2024-11-14 05:41:09,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:41:09,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:41:09,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:41:09,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:41:09,583 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:41:09,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:41:09" (1/1) ... [2024-11-14 05:41:09,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b492f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:09, skipping insertion in model container [2024-11-14 05:41:09,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:41:09" (1/1) ... [2024-11-14 05:41:09,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:41:09,815 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_a726f741-e224-4034-903a-46897810afbf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i[915,928] [2024-11-14 05:41:09,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:41:09,942 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:41:09,959 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_a726f741-e224-4034-903a-46897810afbf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i[915,928] [2024-11-14 05:41:10,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:41:10,047 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:41:10,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10 WrapperNode [2024-11-14 05:41:10,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:41:10,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:41:10,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:41:10,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:41:10,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,127 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2024-11-14 05:41:10,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:41:10,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:41:10,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:41:10,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:41:10,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:41:10,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:41:10,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:41:10,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:41:10,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (1/1) ... [2024-11-14 05:41:10,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:41:10,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:41:10,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:41:10,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:41:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:41:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:41:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:41:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:41:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:41:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:41:10,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:41:10,410 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:41:10,929 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 05:41:10,929 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:41:11,369 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:41:11,369 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:41:11,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:41:11 BoogieIcfgContainer [2024-11-14 05:41:11,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:41:11,375 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:41:11,375 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:41:11,381 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:41:11,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:41:09" (1/3) ... [2024-11-14 05:41:11,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a78722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:41:11, skipping insertion in model container [2024-11-14 05:41:11,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:10" (2/3) ... [2024-11-14 05:41:11,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a78722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:41:11, skipping insertion in model container [2024-11-14 05:41:11,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:41:11" (3/3) ... [2024-11-14 05:41:11,384 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-76.i [2024-11-14 05:41:11,404 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:41:11,406 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-76.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:41:11,472 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:41:11,494 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;@334d8b2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:41:11,494 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:41:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 05:41:11,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-14 05:41:11,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:11,510 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:11,511 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:11,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:11,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1046142585, now seen corresponding path program 1 times [2024-11-14 05:41:11,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:41:11,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513014830] [2024-11-14 05:41:11,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:11,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:41:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:41:11,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [725022173] [2024-11-14 05:41:11,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:11,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:41:11,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:41:11,996 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:41:11,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:41:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:41:12,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:41:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:41:12,604 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:41:12,606 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:41:12,608 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:41:12,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:41:12,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:41:12,814 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:41:12,961 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:41:12,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:41:12 BoogieIcfgContainer [2024-11-14 05:41:12,965 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:41:12,966 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:41:12,966 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:41:12,966 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:41:12,967 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:41:11" (3/4) ... [2024-11-14 05:41:12,970 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:41:12,971 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:41:12,972 INFO L158 Benchmark]: Toolchain (without parser) took 3396.83ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 108.3MB in the end (delta: 10.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-11-14 05:41:12,973 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:41:12,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.68ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 104.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:41:12,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.49ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 100.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:41:12,978 INFO L158 Benchmark]: Boogie Preprocessor took 38.45ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 99.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:41:12,978 INFO L158 Benchmark]: RCFGBuilder took 1202.66ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 112.5MB in the end (delta: -13.4MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2024-11-14 05:41:12,979 INFO L158 Benchmark]: TraceAbstraction took 1589.59ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 109.1MB in the end (delta: 2.6MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2024-11-14 05:41:12,979 INFO L158 Benchmark]: Witness Printer took 5.24ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 108.3MB in the end (delta: 783.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:41:12,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.68ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 104.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.49ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 100.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.45ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 99.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1202.66ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 112.5MB in the end (delta: -13.4MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1589.59ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 109.1MB in the end (delta: 2.6MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * Witness Printer took 5.24ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 108.3MB in the end (delta: 783.2kB). 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 177, overapproximation of bitwiseOr at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 131, overapproximation of someBinaryDOUBLEComparisonOperation at line 145. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 256.5; [L23] unsigned char var_1_2 = 0; [L24] double var_1_3 = 7.5; [L25] double var_1_4 = 256.2; [L26] double var_1_5 = 2.75; [L27] signed long int var_1_6 = -64; [L28] double var_1_7 = 8.05; [L29] float var_1_8 = 5.25; [L30] signed long int var_1_11 = 4; [L31] unsigned short int var_1_14 = 10000; [L32] unsigned short int var_1_16 = 5; [L33] unsigned short int var_1_17 = 4; [L34] unsigned char var_1_18 = 100; [L35] unsigned char var_1_19 = 1; [L36] unsigned char var_1_20 = 8; [L37] double var_1_21 = 63.25; [L38] double var_1_22 = 1.5; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 0; [L41] signed short int var_1_25 = 10; [L42] signed char var_1_26 = 4; [L43] signed char var_1_27 = -4; [L44] signed long int var_1_28 = -25; [L45] signed long int var_1_29 = 0; [L46] signed short int var_1_30 = 10; [L47] float var_1_31 = 3.25; [L48] unsigned short int var_1_32 = 128; [L49] unsigned short int var_1_33 = 0; [L50] double last_1_var_1_1 = 256.5; [L51] float last_1_var_1_8 = 5.25; [L52] signed long int last_1_var_1_11 = 4; [L53] unsigned short int last_1_var_1_14 = 10000; [L54] unsigned short int last_1_var_1_17 = 4; [L55] unsigned char last_1_var_1_18 = 100; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L169] last_1_var_1_1 = var_1_1 [L170] last_1_var_1_8 = var_1_8 [L171] last_1_var_1_11 = var_1_11 [L172] last_1_var_1_14 = var_1_14 [L173] last_1_var_1_17 = var_1_17 [L174] last_1_var_1_18 = var_1_18 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L123] var_1_2 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_3=15/2, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_3=15/2, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L125] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_3=15/2, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_3=15/2, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L126] var_1_3 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L128] var_1_4 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L130] var_1_5 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L132] var_1_7 = __VERIFIER_nondet_double() [L133] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L134] CALL assume_abort_if_not(var_1_7 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_7 != 0.0F) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L135] var_1_16 = __VERIFIER_nondet_ushort() [L136] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L137] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L138] var_1_19 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L140] CALL assume_abort_if_not(var_1_19 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_19 <= 64) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L141] var_1_20 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L143] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L144] var_1_22 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L146] var_1_24 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L148] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=4, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L149] var_1_26 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L151] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=-4, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L152] var_1_27 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_27 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_27 >= -128) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L154] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-25, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L155] var_1_28 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_28 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_28 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L157] CALL assume_abort_if_not(var_1_28 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_28 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=0, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L158] var_1_29 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_29 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_29 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L160] CALL assume_abort_if_not(var_1_29 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_29 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=10, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L161] var_1_30 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_30 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_30 >= -32766) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L163] CALL assume_abort_if_not(var_1_30 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_30 <= 32766) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L164] var_1_33 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_6=-64, var_1_8=21/4] [L166] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=-193, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=13/4, var_1_32=128, var_1_33=0, var_1_6=-64, var_1_8=21/4] [L185] RET updateVariables() [L186] CALL step() [L59] var_1_21 = var_1_22 [L60] var_1_23 = var_1_24 [L61] COND FALSE !(var_1_24 || (var_1_21 >= var_1_22)) [L70] var_1_25 = var_1_30 [L72] var_1_31 = var_1_22 [L73] EXPR var_1_29 | var_1_30 [L73] COND TRUE var_1_28 >= (var_1_29 | var_1_30) [L74] COND FALSE !(\read(var_1_24)) [L78] COND TRUE \read(var_1_2) [L79] COND TRUE last_1_var_1_8 == var_1_5 [L80] COND TRUE (128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1 [L81] var_1_17 = last_1_var_1_18 [L89] COND FALSE !(! var_1_2) [L92] var_1_1 = var_1_4 [L94] COND FALSE !(var_1_5 > (var_1_3 / var_1_7)) [L99] unsigned short int stepLocal_1 = var_1_16; [L100] EXPR var_1_6 | var_1_6 [L100] COND FALSE !((var_1_6 + (var_1_6 | var_1_6)) > stepLocal_1) [L103] COND TRUE var_1_5 >= var_1_1 [L104] COND TRUE ((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4 [L105] var_1_14 = var_1_18 [L110] COND FALSE !(var_1_4 <= last_1_var_1_1) [L113] var_1_11 = (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))) [L115] signed long int stepLocal_0 = var_1_11; [L116] COND TRUE (var_1_14 * var_1_17) >= stepLocal_0 [L117] COND TRUE \read(var_1_2) [L118] var_1_8 = var_1_4 [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR (((((((! var_1_2) ? (var_1_1 == ((double) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))))) : (var_1_1 == ((double) var_1_4))) && ((var_1_5 > (var_1_3 / var_1_7)) ? ((! var_1_2) ? (var_1_6 == ((signed long int) -10)) : 1) : 1)) && (((var_1_14 * var_1_17) >= var_1_11) ? (var_1_2 ? (var_1_8 == ((float) var_1_4)) : 1) : 1)) && ((var_1_4 <= last_1_var_1_1) ? (var_1_11 == ((signed long int) (last_1_var_1_14 + -128))) : (var_1_11 == ((signed long int) (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))))))) && ((var_1_5 >= var_1_1) ? ((((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (var_1_2 ? ((last_1_var_1_8 == var_1_5) ? (((128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1) ? (var_1_17 == ((unsigned short int) last_1_var_1_18)) : 1) : (var_1_17 == ((unsigned short int) last_1_var_1_18))) : (var_1_17 == ((unsigned short int) last_1_var_1_18)))) && (((var_1_6 + (var_1_6 | var_1_6)) > var_1_16) ? (var_1_18 == ((unsigned char) (128 - (var_1_19 + var_1_20)))) : 1) [L177-L178] return (((((((! var_1_2) ? (var_1_1 == ((double) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))))) : (var_1_1 == ((double) var_1_4))) && ((var_1_5 > (var_1_3 / var_1_7)) ? ((! var_1_2) ? (var_1_6 == ((signed long int) -10)) : 1) : 1)) && (((var_1_14 * var_1_17) >= var_1_11) ? (var_1_2 ? (var_1_8 == ((float) var_1_4)) : 1) : 1)) && ((var_1_4 <= last_1_var_1_1) ? (var_1_11 == ((signed long int) (last_1_var_1_14 + -128))) : (var_1_11 == ((signed long int) (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))))))) && ((var_1_5 >= var_1_1) ? ((((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (var_1_2 ? ((last_1_var_1_8 == var_1_5) ? (((128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1) ? (var_1_17 == ((unsigned short int) last_1_var_1_18)) : 1) : (var_1_17 == ((unsigned short int) last_1_var_1_18))) : (var_1_17 == ((unsigned short int) last_1_var_1_18)))) && (((var_1_6 + (var_1_6 | var_1_6)) > var_1_16) ? (var_1_18 == ((unsigned char) (128 - (var_1_19 + var_1_20)))) : 1) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=-252, var_1_14=100, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=-193, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=2, var_1_32=128, var_1_33=0, var_1_3=0, var_1_4=3, var_1_5=0, var_1_6=-64, var_1_8=3] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=-252, var_1_14=100, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=-193, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-127, var_1_26=1, var_1_27=127, var_1_28=-1, var_1_29=-128, var_1_2=1, var_1_30=-127, var_1_31=2, var_1_32=128, var_1_33=0, var_1_3=0, var_1_4=3, var_1_5=0, var_1_6=-64, var_1_8=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:41:13,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/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_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/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_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/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_a726f741-e224-4034-903a-46897810afbf/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 7fee2b4a98fc04633d618d79388c59e84dc4ba2ea92ab03ef92fd3b5a4f52ad9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:41:15,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:41:15,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:41:15,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:41:15,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:41:15,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:41:15,932 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:41:15,932 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:41:15,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:41:15,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:41:15,933 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:41:15,933 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:41:15,937 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:41:15,937 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:41:15,938 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:41:15,938 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:41:15,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:41:15,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:41:15,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:41:15,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:41:15,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:41:15,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:41:15,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:41:15,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:41:15,946 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:41:15,946 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:41:15,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:41:15,946 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:41:15,947 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_a726f741-e224-4034-903a-46897810afbf/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 -> 7fee2b4a98fc04633d618d79388c59e84dc4ba2ea92ab03ef92fd3b5a4f52ad9 [2024-11-14 05:41:16,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:41:16,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:41:16,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:41:16,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:41:16,312 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:41:16,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i Unable to find full path for "g++" [2024-11-14 05:41:18,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:41:18,633 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:41:18,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i [2024-11-14 05:41:18,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data/0451e495b/e013421a86154984835083ef72fd0804/FLAG6cf5b4a38 [2024-11-14 05:41:18,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/data/0451e495b/e013421a86154984835083ef72fd0804 [2024-11-14 05:41:18,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:41:18,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:41:18,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:41:18,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:41:18,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:41:18,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:41:18" (1/1) ... [2024-11-14 05:41:18,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7f8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:18, skipping insertion in model container [2024-11-14 05:41:18,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:41:18" (1/1) ... [2024-11-14 05:41:18,714 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:41:18,866 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_a726f741-e224-4034-903a-46897810afbf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i[915,928] [2024-11-14 05:41:18,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:41:18,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:41:18,972 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_a726f741-e224-4034-903a-46897810afbf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-76.i[915,928] [2024-11-14 05:41:19,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:41:19,039 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:41:19,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19 WrapperNode [2024-11-14 05:41:19,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:41:19,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:41:19,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:41:19,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:41:19,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,097 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-14 05:41:19,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:41:19,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:41:19,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:41:19,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:41:19,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:41:19,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:41:19,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:41:19,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:41:19,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (1/1) ... [2024-11-14 05:41:19,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:41:19,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:41:19,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:41:19,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:41:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:41:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:41:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:41:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:41:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:41:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:41:19,338 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:41:19,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:41:26,919 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 05:41:26,919 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:41:26,934 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:41:26,934 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:41:26,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:41:26 BoogieIcfgContainer [2024-11-14 05:41:26,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:41:26,938 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:41:26,938 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:41:26,943 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:41:26,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:41:18" (1/3) ... [2024-11-14 05:41:26,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4927f4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:41:26, skipping insertion in model container [2024-11-14 05:41:26,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:41:19" (2/3) ... [2024-11-14 05:41:26,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4927f4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:41:26, skipping insertion in model container [2024-11-14 05:41:26,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:41:26" (3/3) ... [2024-11-14 05:41:26,946 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-76.i [2024-11-14 05:41:26,961 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:41:26,962 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-76.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:41:27,021 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:41:27,056 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;@1d2d8d15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:41:27,057 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:41:27,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 05:41:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 05:41:27,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:27,081 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:27,082 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:27,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:27,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1584968444, now seen corresponding path program 1 times [2024-11-14 05:41:27,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:27,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [314267787] [2024-11-14 05:41:27,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:27,106 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:27,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:27,109 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:41:27,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:41:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:28,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:41:28,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 1090 trivial. 0 not checked. [2024-11-14 05:41:28,283 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:41:28,287 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:28,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [314267787] [2024-11-14 05:41:28,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [314267787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:41:28,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:41:28,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:41:28,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3107733] [2024-11-14 05:41:28,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:41:28,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:41:28,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:41:28,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:41:28,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:41:28,322 INFO L87 Difference]: Start difference. First operand has 83 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-14 05:41:28,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:28,355 INFO L93 Difference]: Finished difference Result 159 states and 282 transitions. [2024-11-14 05:41:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:41:28,358 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2024-11-14 05:41:28,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:28,366 INFO L225 Difference]: With dead ends: 159 [2024-11-14 05:41:28,366 INFO L226 Difference]: Without dead ends: 79 [2024-11-14 05:41:28,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 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 05:41:28,373 INFO L432 NwaCegarLoop]: 123 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, 123 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 05:41:28,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:41:28,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-14 05:41:28,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-14 05:41:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 05:41:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 123 transitions. [2024-11-14 05:41:28,433 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 123 transitions. Word has length 177 [2024-11-14 05:41:28,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:28,434 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 123 transitions. [2024-11-14 05:41:28,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-14 05:41:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2024-11-14 05:41:28,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 05:41:28,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:28,439 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:28,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 05:41:28,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:28,640 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:28,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:28,641 INFO L85 PathProgramCache]: Analyzing trace with hash -135122164, now seen corresponding path program 1 times [2024-11-14 05:41:28,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:28,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015814022] [2024-11-14 05:41:28,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:28,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:28,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:28,645 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:41:28,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:41:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:29,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:41:29,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-14 05:41:29,849 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:41:29,850 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:29,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015814022] [2024-11-14 05:41:29,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015814022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:41:29,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:41:29,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:41:29,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409738946] [2024-11-14 05:41:29,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:41:29,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:41:29,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:41:29,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:41:29,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:41:29,858 INFO L87 Difference]: Start difference. First operand 79 states and 123 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:41:32,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:34,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:34,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:34,851 INFO L93 Difference]: Finished difference Result 174 states and 271 transitions. [2024-11-14 05:41:34,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:41:34,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-14 05:41:34,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:34,887 INFO L225 Difference]: With dead ends: 174 [2024-11-14 05:41:34,887 INFO L226 Difference]: Without dead ends: 98 [2024-11-14 05:41:34,889 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:41:34,890 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 26 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:41:34,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 228 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2024-11-14 05:41:34,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-14 05:41:34,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 90. [2024-11-14 05:41:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 60 states have (on average 1.4) internal successors, (84), 60 states have internal predecessors, (84), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 05:41:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 140 transitions. [2024-11-14 05:41:34,910 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 140 transitions. Word has length 177 [2024-11-14 05:41:34,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:34,912 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 140 transitions. [2024-11-14 05:41:34,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:41:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2024-11-14 05:41:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 05:41:34,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:34,916 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:34,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 05:41:35,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:35,117 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:35,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:35,118 INFO L85 PathProgramCache]: Analyzing trace with hash -393287602, now seen corresponding path program 1 times [2024-11-14 05:41:35,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:35,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [154355831] [2024-11-14 05:41:35,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:35,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:35,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:35,122 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:41:35,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 05:41:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:36,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:41:36,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-14 05:41:39,596 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:41:39,596 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:39,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [154355831] [2024-11-14 05:41:39,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [154355831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:41:39,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:41:39,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:41:39,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413656226] [2024-11-14 05:41:39,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:41:39,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:41:39,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:41:39,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:41:39,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:41:39,603 INFO L87 Difference]: Start difference. First operand 90 states and 140 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:41:41,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:43,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:43,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:43,973 INFO L93 Difference]: Finished difference Result 264 states and 414 transitions. [2024-11-14 05:41:44,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:41:44,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-14 05:41:44,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:44,049 INFO L225 Difference]: With dead ends: 264 [2024-11-14 05:41:44,049 INFO L226 Difference]: Without dead ends: 177 [2024-11-14 05:41:44,050 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:41:44,051 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 34 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:41:44,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 238 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2024-11-14 05:41:44,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-14 05:41:44,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 174. [2024-11-14 05:41:44,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 115 states have (on average 1.4) internal successors, (161), 115 states have internal predecessors, (161), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-14 05:41:44,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 273 transitions. [2024-11-14 05:41:44,113 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 273 transitions. Word has length 177 [2024-11-14 05:41:44,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:44,114 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 273 transitions. [2024-11-14 05:41:44,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:41:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 273 transitions. [2024-11-14 05:41:44,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 05:41:44,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:44,122 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:41:44,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 05:41:44,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:44,323 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:44,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:44,324 INFO L85 PathProgramCache]: Analyzing trace with hash 286770768, now seen corresponding path program 1 times [2024-11-14 05:41:44,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:44,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098697030] [2024-11-14 05:41:44,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:44,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:41:44,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:44,328 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:41:44,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 05:41:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:45,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:41:45,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:54,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-14 05:41:54,661 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:41:54,661 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:54,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098697030] [2024-11-14 05:41:54,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2098697030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:41:54,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:41:54,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 05:41:54,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738825954] [2024-11-14 05:41:54,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:41:54,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 05:41:54,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:41:54,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 05:41:54,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:41:54,664 INFO L87 Difference]: Start difference. First operand 174 states and 273 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:41:59,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:01,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:03,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:06,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:08,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:10,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:13,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:15,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:17,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:20,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:22,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:29,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:31,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:33,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:35,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:36,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:42:36,192 INFO L93 Difference]: Finished difference Result 1085 states and 1707 transitions. [2024-11-14 05:42:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 05:42:36,194 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-14 05:42:36,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:42:36,204 INFO L225 Difference]: With dead ends: 1085 [2024-11-14 05:42:36,204 INFO L226 Difference]: Without dead ends: 914 [2024-11-14 05:42:36,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-14 05:42:36,206 INFO L432 NwaCegarLoop]: 304 mSDtfsCounter, 500 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 233 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:42:36,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [500 Valid, 818 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 708 Invalid, 15 Unknown, 0 Unchecked, 40.4s Time] [2024-11-14 05:42:36,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2024-11-14 05:42:36,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 596. [2024-11-14 05:42:36,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 392 states have (on average 1.3877551020408163) internal successors, (544), 392 states have internal predecessors, (544), 196 states have call successors, (196), 7 states have call predecessors, (196), 7 states have return successors, (196), 196 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-14 05:42:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 936 transitions. [2024-11-14 05:42:36,387 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 936 transitions. Word has length 177 [2024-11-14 05:42:36,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:42:36,389 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 936 transitions. [2024-11-14 05:42:36,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:42:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 936 transitions. [2024-11-14 05:42:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 05:42:36,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:36,392 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:36,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-14 05:42:36,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:36,597 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:36,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:36,598 INFO L85 PathProgramCache]: Analyzing trace with hash 2061778130, now seen corresponding path program 1 times [2024-11-14 05:42:36,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:42:36,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167907606] [2024-11-14 05:42:36,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:36,599 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:36,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:42:36,600 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:42:36,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 05:42:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:37,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:42:37,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:43,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-14 05:42:43,236 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:42:43,236 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:42:43,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167907606] [2024-11-14 05:42:43,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1167907606] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:42:43,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:42:43,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:42:43,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870517458] [2024-11-14 05:42:43,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:42:43,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:42:43,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:42:43,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:42:43,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:42:43,239 INFO L87 Difference]: Start difference. First operand 596 states and 936 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:42:47,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:49,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:51,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:53,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:55,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:57,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:42:59,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:01,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:03,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:05,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:07,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:09,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:11,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:13,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:15,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:17,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:43:21,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:43:21,043 INFO L93 Difference]: Finished difference Result 2008 states and 3166 transitions. [2024-11-14 05:43:21,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 05:43:21,044 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-14 05:43:21,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:43:21,056 INFO L225 Difference]: With dead ends: 2008 [2024-11-14 05:43:21,056 INFO L226 Difference]: Without dead ends: 1415 [2024-11-14 05:43:21,060 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-14 05:43:21,060 INFO L432 NwaCegarLoop]: 385 mSDtfsCounter, 209 mSDsluCounter, 612 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 57 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2024-11-14 05:43:21,062 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 997 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 37.2s Time] [2024-11-14 05:43:21,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2024-11-14 05:43:21,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 739. [2024-11-14 05:43:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 506 states have (on average 1.407114624505929) internal successors, (712), 506 states have internal predecessors, (712), 224 states have call successors, (224), 8 states have call predecessors, (224), 8 states have return successors, (224), 224 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-14 05:43:21,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1160 transitions. [2024-11-14 05:43:21,241 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1160 transitions. Word has length 177 [2024-11-14 05:43:21,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:43:21,242 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1160 transitions. [2024-11-14 05:43:21,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-14 05:43:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1160 transitions. [2024-11-14 05:43:21,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-14 05:43:21,245 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:43:21,245 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:43:21,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-14 05:43:21,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:43:21,446 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:43:21,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:43:21,446 INFO L85 PathProgramCache]: Analyzing trace with hash 66246048, now seen corresponding path program 1 times [2024-11-14 05:43:21,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:43:21,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004425626] [2024-11-14 05:43:21,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:21,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:43:21,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:43:21,449 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:43:21,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a726f741-e224-4034-903a-46897810afbf/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-14 05:43:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:43:22,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-14 05:43:22,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:55,320 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_17~0 ((_ zero_extend 8) c_~last_1_var_1_18~0)) (= (_ bv0 32) (bvadd (_ bv64 32) c_~var_1_6~0)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1)))))) (let ((.cse2 (fp.lt c_~var_1_3~0 c_~var_1_4~0)) (.cse4 (= c_~var_1_5~0 c_~var_1_1~0))) (or (and .cse2 (let ((.cse3 (fp.lt c_~var_1_3~0 c_~var_1_5~0))) (or (and .cse3 (= c_~var_1_3~0 c_~var_1_1~0)) (and (not .cse3) .cse4)))) (and (not .cse2) (let ((.cse5 (fp.lt c_~var_1_4~0 c_~var_1_5~0))) (or (and .cse4 (not .cse5)) (and (= c_~var_1_4~0 c_~var_1_1~0) .cse5)))))) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_3~0 c_~var_1_7~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-14 05:44:57,380 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_17~0 ((_ zero_extend 8) c_~last_1_var_1_18~0)) (= (_ bv0 32) (bvadd (_ bv64 32) c_~var_1_6~0)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1)))))) (let ((.cse2 (fp.lt c_~var_1_3~0 c_~var_1_4~0)) (.cse4 (= c_~var_1_5~0 c_~var_1_1~0))) (or (and .cse2 (let ((.cse3 (fp.lt c_~var_1_3~0 c_~var_1_5~0))) (or (and .cse3 (= c_~var_1_3~0 c_~var_1_1~0)) (and (not .cse3) .cse4)))) (and (not .cse2) (let ((.cse5 (fp.lt c_~var_1_4~0 c_~var_1_5~0))) (or (and .cse4 (not .cse5)) (and (= c_~var_1_4~0 c_~var_1_1~0) .cse5)))))) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_3~0 c_~var_1_7~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-14 05:47:12,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 403 proven. 69 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2024-11-14 05:47:12,765 INFO L311 TraceCheckSpWp]: Computing backward predicates...