./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.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_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:36:43,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:36:43,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 14:36:43,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:36:43,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:36:43,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:36:43,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:36:43,704 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:36:43,704 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:36:43,705 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:36:43,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:36:43,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:36:43,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:36:43,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:36:43,707 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:36:43,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:36:43,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:36:43,708 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:36:43,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:36:43,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:36:43,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:36:43,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:36:43,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:36:43,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:36:43,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:36:43,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:36:43,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:36:43,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:36:43,709 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:36:43,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:36:43,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:36:43,710 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:36:43,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:36:43,711 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:36:43,711 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:36:43,711 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:36:43,711 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:36:43,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:36:43,712 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:36:43,712 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:36:43,712 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:36:43,712 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:36:43,712 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd 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 -> Automizer 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 -> fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d [2024-11-13 14:36:44,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:36:44,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:36:44,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:36:44,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:36:44,169 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:36:44,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i Unable to find full path for "g++" [2024-11-13 14:36:46,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:36:47,020 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:36:47,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2024-11-13 14:36:47,033 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data/7300c0954/92f63df49c1d481e8dae542df3298d26/FLAG348b49625 [2024-11-13 14:36:47,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data/7300c0954/92f63df49c1d481e8dae542df3298d26 [2024-11-13 14:36:47,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:36:47,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:36:47,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:36:47,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:36:47,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:36:47,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b68aae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47, skipping insertion in model container [2024-11-13 14:36:47,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:36:47,324 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_d88bcedf-5701-43f6-8dcf-73fa13a19103/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-13 14:36:47,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:36:47,461 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:36:47,477 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_d88bcedf-5701-43f6-8dcf-73fa13a19103/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-13 14:36:47,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:36:47,540 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:36:47,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47 WrapperNode [2024-11-13 14:36:47,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:36:47,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:36:47,543 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:36:47,543 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:36:47,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,633 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2024-11-13 14:36:47,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:36:47,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:36:47,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:36:47,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:36:47,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,654 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,684 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:36:47,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:36:47,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:36:47,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:36:47,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:36:47,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (1/1) ... [2024-11-13 14:36:47,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:36:47,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:36:47,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:36:47,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:36:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:36:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:36:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:36:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:36:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:36:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:36:47,938 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:36:47,941 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:36:48,420 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 14:36:48,420 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:36:48,434 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:36:48,434 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:36:48,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:36:48 BoogieIcfgContainer [2024-11-13 14:36:48,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:36:48,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:36:48,441 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:36:48,446 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:36:48,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:36:47" (1/3) ... [2024-11-13 14:36:48,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118bdb7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:36:48, skipping insertion in model container [2024-11-13 14:36:48,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:47" (2/3) ... [2024-11-13 14:36:48,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118bdb7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:36:48, skipping insertion in model container [2024-11-13 14:36:48,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:36:48" (3/3) ... [2024-11-13 14:36:48,449 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-4.i [2024-11-13 14:36:48,471 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:36:48,473 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-4.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:36:48,582 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:36:48,604 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=PETRI_NET, 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;@63a638b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:36:48,604 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:36:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-13 14:36:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 14:36:48,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:48,630 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:48,630 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:48,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:48,635 INFO L85 PathProgramCache]: Analyzing trace with hash -2101308618, now seen corresponding path program 1 times [2024-11-13 14:36:48,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:48,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290220983] [2024-11-13 14:36:48,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:48,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:36:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:36:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:36:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 14:36:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:36:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 14:36:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 14:36:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 14:36:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 14:36:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 14:36:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 14:36:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 14:36:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 14:36:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 14:36:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 14:36:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 14:36:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 14:36:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 14:36:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 14:36:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 14:36:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 14:36:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 14:36:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 14:36:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 14:36:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 14:36:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 14:36:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 14:36:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 14:36:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 14:36:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 14:36:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 14:36:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-13 14:36:49,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:49,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290220983] [2024-11-13 14:36:49,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290220983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:36:49,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:36:49,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:36:49,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002769780] [2024-11-13 14:36:49,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:36:49,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:36:49,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:49,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:36:49,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:36:49,282 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-13 14:36:49,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:36:49,309 INFO L93 Difference]: Finished difference Result 145 states and 262 transitions. [2024-11-13 14:36:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:36:49,311 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2024-11-13 14:36:49,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:36:49,317 INFO L225 Difference]: With dead ends: 145 [2024-11-13 14:36:49,318 INFO L226 Difference]: Without dead ends: 72 [2024-11-13 14:36:49,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:36:49,324 INFO L432 NwaCegarLoop]: 111 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, 111 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 [2024-11-13 14:36:49,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:36:49,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-13 14:36:49,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-13 14:36:49,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-13 14:36:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2024-11-13 14:36:49,383 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 181 [2024-11-13 14:36:49,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:36:49,384 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2024-11-13 14:36:49,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-13 14:36:49,384 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-11-13 14:36:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 14:36:49,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:49,393 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:49,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:36:49,393 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:49,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:49,394 INFO L85 PathProgramCache]: Analyzing trace with hash 8529082, now seen corresponding path program 1 times [2024-11-13 14:36:49,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:49,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699549215] [2024-11-13 14:36:49,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:49,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:36:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:36:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:36:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 14:36:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:36:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 14:36:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 14:36:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 14:36:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 14:36:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 14:36:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 14:36:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 14:36:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 14:36:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 14:36:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 14:36:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 14:36:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 14:36:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 14:36:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 14:36:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:49,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 14:36:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 14:36:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 14:36:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 14:36:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 14:36:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 14:36:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 14:36:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 14:36:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 14:36:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 14:36:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 14:36:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 14:36:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-13 14:36:50,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:50,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699549215] [2024-11-13 14:36:50,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699549215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:36:50,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:36:50,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:36:50,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463611509] [2024-11-13 14:36:50,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:36:50,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:36:50,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:50,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:36:50,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:36:50,081 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-13 14:36:50,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:36:50,275 INFO L93 Difference]: Finished difference Result 176 states and 267 transitions. [2024-11-13 14:36:50,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:36:50,278 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 181 [2024-11-13 14:36:50,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:36:50,280 INFO L225 Difference]: With dead ends: 176 [2024-11-13 14:36:50,281 INFO L226 Difference]: Without dead ends: 107 [2024-11-13 14:36:50,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:36:50,286 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 56 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:36:50,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 318 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:36:50,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-13 14:36:50,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 92. [2024-11-13 14:36:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 58 states have internal predecessors, (76), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-13 14:36:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 140 transitions. [2024-11-13 14:36:50,323 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 140 transitions. Word has length 181 [2024-11-13 14:36:50,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:36:50,324 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 140 transitions. [2024-11-13 14:36:50,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-13 14:36:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2024-11-13 14:36:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 14:36:50,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:50,330 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:50,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:36:50,330 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:50,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:50,331 INFO L85 PathProgramCache]: Analyzing trace with hash -48729220, now seen corresponding path program 1 times [2024-11-13 14:36:50,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:50,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066522600] [2024-11-13 14:36:50,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:50,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:36:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:36:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:36:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 14:36:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:36:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 14:36:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 14:36:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 14:36:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 14:36:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 14:36:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 14:36:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 14:36:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 14:36:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 14:36:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 14:36:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 14:36:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 14:36:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 14:36:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 14:36:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 14:36:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 14:36:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 14:36:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 14:36:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 14:36:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 14:36:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:51,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 14:36:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 14:36:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 14:36:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 14:36:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 14:36:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 14:36:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-13 14:36:52,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:52,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066522600] [2024-11-13 14:36:52,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066522600] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:36:52,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235989231] [2024-11-13 14:36:52,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:52,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:52,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:36:52,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:36:52,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 14:36:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:52,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 14:36:52,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:36:53,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-13 14:36:53,179 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:36:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-13 14:36:53,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1235989231] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:36:53,829 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:36:53,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-13 14:36:53,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483726971] [2024-11-13 14:36:53,829 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:36:53,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 14:36:53,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:53,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 14:36:53,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:36:53,841 INFO L87 Difference]: Start difference. First operand 92 states and 140 transitions. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-13 14:36:55,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:36:55,017 INFO L93 Difference]: Finished difference Result 293 states and 421 transitions. [2024-11-13 14:36:55,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-13 14:36:55,018 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 181 [2024-11-13 14:36:55,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:36:55,023 INFO L225 Difference]: With dead ends: 293 [2024-11-13 14:36:55,023 INFO L226 Difference]: Without dead ends: 204 [2024-11-13 14:36:55,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 416 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=213, Invalid=437, Unknown=0, NotChecked=0, Total=650 [2024-11-13 14:36:55,026 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 283 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-13 14:36:55,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 261 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-13 14:36:55,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-13 14:36:55,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 124. [2024-11-13 14:36:55,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 85 states have internal predecessors, (111), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 34 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-13 14:36:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 183 transitions. [2024-11-13 14:36:55,062 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 183 transitions. Word has length 181 [2024-11-13 14:36:55,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:36:55,065 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 183 transitions. [2024-11-13 14:36:55,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-13 14:36:55,065 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2024-11-13 14:36:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-13 14:36:55,071 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:55,071 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:55,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 14:36:55,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:55,273 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:55,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:55,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1081442969, now seen corresponding path program 1 times [2024-11-13 14:36:55,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:55,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026606189] [2024-11-13 14:36:55,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:55,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:36:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:36:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:36:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 14:36:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:36:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 14:36:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 14:36:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 14:36:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 14:36:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 14:36:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 14:36:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 14:36:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 14:36:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 14:36:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 14:36:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:55,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 14:36:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 14:36:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 14:36:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 14:36:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 14:36:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 14:36:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 14:36:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 14:36:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 14:36:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 14:36:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 14:36:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 14:36:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 14:36:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 14:36:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 14:36:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 14:36:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-13 14:36:56,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:56,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026606189] [2024-11-13 14:36:56,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026606189] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:36:56,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289466395] [2024-11-13 14:36:56,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:56,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:56,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:36:56,134 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:36:56,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 14:36:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:56,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:36:56,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:36:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-13 14:36:57,561 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:36:58,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-13 14:36:58,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289466395] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:36:58,325 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:36:58,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 12 [2024-11-13 14:36:58,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791816342] [2024-11-13 14:36:58,325 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:36:58,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 14:36:58,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:58,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 14:36:58,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:36:58,332 INFO L87 Difference]: Start difference. First operand 124 states and 183 transitions. Second operand has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (90), 3 states have call predecessors, (90), 6 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) [2024-11-13 14:36:59,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:36:59,587 INFO L93 Difference]: Finished difference Result 450 states and 643 transitions. [2024-11-13 14:36:59,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-13 14:36:59,588 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (90), 3 states have call predecessors, (90), 6 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) Word has length 182 [2024-11-13 14:36:59,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:36:59,593 INFO L225 Difference]: With dead ends: 450 [2024-11-13 14:36:59,594 INFO L226 Difference]: Without dead ends: 329 [2024-11-13 14:36:59,595 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 416 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=179, Invalid=373, Unknown=0, NotChecked=0, Total=552 [2024-11-13 14:36:59,596 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 220 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-13 14:36:59,596 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 306 Invalid, 566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-13 14:36:59,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2024-11-13 14:36:59,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 205. [2024-11-13 14:36:59,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 128 states have (on average 1.2578125) internal successors, (161), 131 states have internal predecessors, (161), 68 states have call successors, (68), 8 states have call predecessors, (68), 8 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-13 14:36:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 297 transitions. [2024-11-13 14:36:59,695 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 297 transitions. Word has length 182 [2024-11-13 14:36:59,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:36:59,696 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 297 transitions. [2024-11-13 14:36:59,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (90), 3 states have call predecessors, (90), 6 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) [2024-11-13 14:36:59,696 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 297 transitions. [2024-11-13 14:36:59,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-13 14:36:59,703 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:59,704 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:59,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-13 14:36:59,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:59,905 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:59,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:59,906 INFO L85 PathProgramCache]: Analyzing trace with hash 882146659, now seen corresponding path program 1 times [2024-11-13 14:36:59,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:59,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918119721] [2024-11-13 14:36:59,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:59,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:37:00,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [811910465] [2024-11-13 14:37:00,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:00,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:00,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:00,047 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:37:00,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 14:37:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:01,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:01,355 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:01,355 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:37:01,356 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:37:01,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:01,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:01,563 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-13 14:37:01,697 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:37:01,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:37:01 BoogieIcfgContainer [2024-11-13 14:37:01,700 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:37:01,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:37:01,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:37:01,701 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:37:01,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:36:48" (3/4) ... [2024-11-13 14:37:01,705 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:37:01,706 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:37:01,707 INFO L158 Benchmark]: Toolchain (without parser) took 14639.95ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 94.6MB in the beginning and 119.8MB in the end (delta: -25.2MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2024-11-13 14:37:01,707 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:01,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.07ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 80.4MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:37:01,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.85ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 77.6MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:37:01,708 INFO L158 Benchmark]: Boogie Preprocessor took 89.99ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:01,708 INFO L158 Benchmark]: RCFGBuilder took 706.52ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 53.2MB in the end (delta: 20.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 14:37:01,709 INFO L158 Benchmark]: TraceAbstraction took 13259.88ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 52.6MB in the beginning and 119.8MB in the end (delta: -67.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:01,709 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 176.2MB. Free memory was 119.8MB in the beginning and 119.8MB in the end (delta: 33.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:01,711 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.07ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 80.4MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.85ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 77.6MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.99ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 706.52ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 53.2MB in the end (delta: 20.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 13259.88ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 52.6MB in the beginning and 119.8MB in the end (delta: -67.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 176.2MB. Free memory was 119.8MB in the beginning and 119.8MB in the end (delta: 33.0kB). 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 someBinaryDOUBLEComparisonOperation at line 137, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned short int var_1_2 = 256; [L24] unsigned short int var_1_3 = 128; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned short int var_1_6 = 4; [L28] signed short int var_1_7 = 32; [L29] signed long int var_1_8 = 100000000; [L30] unsigned short int var_1_9 = 4; [L31] unsigned short int var_1_10 = 10; [L32] double var_1_11 = 15.6; [L33] double var_1_12 = 256.4; [L34] double var_1_13 = 49.15; [L35] unsigned long int var_1_14 = 500; [L36] unsigned long int var_1_15 = 2173307753; [L37] unsigned long int var_1_16 = 3362224480; [L38] signed short int var_1_17 = 16; [L39] unsigned short int var_1_18 = 16; [L40] signed short int var_1_19 = 16; [L41] signed short int var_1_20 = 4; [L42] signed short int var_1_21 = 0; [L43] signed short int var_1_22 = -25; VAL [isInitial=0, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_2=256, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L141] isInitial = 1 [L142] FCALL initially() [L143] COND TRUE 1 [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_ushort() [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L89] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L89] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L90] var_1_3 = __VERIFIER_nondet_ushort() [L91] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L91] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L92] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L92] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L93] var_1_4 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L94] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L95] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L95] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L96] var_1_5 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L97] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L98] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L98] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L99] var_1_7 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_7 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L100] RET assume_abort_if_not(var_1_7 >= -32768) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L101] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L101] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L102] var_1_8 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L103] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L104] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L104] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L105] var_1_10 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L106] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L107] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L107] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L108] var_1_12 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L109] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L110] var_1_13 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L111] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L112] var_1_15 = __VERIFIER_nondet_ulong() [L113] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L113] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L114] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L114] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L115] var_1_16 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L116] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L117] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L117] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L118] var_1_18 = __VERIFIER_nondet_ushort() [L119] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L119] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L120] CALL assume_abort_if_not(var_1_18 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L120] RET assume_abort_if_not(var_1_18 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L121] var_1_19 = __VERIFIER_nondet_short() [L122] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L122] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L123] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L123] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L124] var_1_20 = __VERIFIER_nondet_short() [L125] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L126] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L126] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L127] var_1_21 = __VERIFIER_nondet_short() [L128] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L128] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L129] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L129] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L130] var_1_22 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L131] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L132] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L132] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L145] RET updateVariables() [L146] CALL step() [L47] COND FALSE !(var_1_2 <= var_1_3) [L52] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L54] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L59] COND FALSE !(var_1_4 || var_1_1) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L62] COND TRUE var_1_7 >= var_1_3 [L63] var_1_9 = var_1_10 VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] [L68] COND FALSE !(var_1_6 <= var_1_2) [L73] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] [L75] COND TRUE var_1_6 >= var_1_3 [L76] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-3, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] [L78] COND FALSE !(var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-3, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] [L146] RET step() [L147] CALL, EXPR property() [L137-L138] return ((((((var_1_2 <= var_1_3) ? (((- var_1_3) > var_1_2) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((var_1_2 * (var_1_3 + var_1_7)) > var_1_8) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_7 >= var_1_3) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_6 <= var_1_2) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((var_1_6 >= var_1_3) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (var_1_9 >= ((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-3, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-3, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_14=-3, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.0s, OverallIterations: 5, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 611 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 559 mSDsluCounter, 996 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 608 mSDsCounter, 257 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 814 IncrementalHoareTripleChecker+Invalid, 1071 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 257 mSolverCounterUnsat, 388 mSDtfsCounter, 814 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1038 GetRequests, 987 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=205occurred in iteration=4, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 219 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 1452 NumberOfCodeBlocks, 1452 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 4543 SizeOfPredicates, 4 NumberOfNonLiveVariables, 781 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 13488/13920 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 [2024-11-13 14:37:01,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:37:04,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:37:04,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 14:37:04,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:37:04,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:37:04,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:37:04,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:37:04,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:37:04,706 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:37:04,706 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:37:04,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:37:04,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:37:04,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:37:04,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:37:04,707 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:37:04,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:37:04,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:37:04,707 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:37:04,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:37:04,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:37:04,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:37:04,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:37:04,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:37:04,712 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:37:04,712 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:37:04,712 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:37:04,713 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:37:04,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:37:04,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:37:04,714 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd 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 -> Automizer 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 -> fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d [2024-11-13 14:37:05,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:37:05,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:37:05,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:37:05,107 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:37:05,107 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:37:05,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i Unable to find full path for "g++" [2024-11-13 14:37:07,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:37:07,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:37:07,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2024-11-13 14:37:07,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data/75f837c1d/3eb0042d859d4fc98dde8f00e34ac0e3/FLAG2f9e02aae [2024-11-13 14:37:07,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/data/75f837c1d/3eb0042d859d4fc98dde8f00e34ac0e3 [2024-11-13 14:37:07,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:37:07,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:37:07,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:37:07,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:37:07,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:37:07,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:37:07" (1/1) ... [2024-11-13 14:37:07,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb1799f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:07, skipping insertion in model container [2024-11-13 14:37:07,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:37:07" (1/1) ... [2024-11-13 14:37:07,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:37:07,987 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_d88bcedf-5701-43f6-8dcf-73fa13a19103/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-13 14:37:08,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:37:08,123 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:37:08,143 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_d88bcedf-5701-43f6-8dcf-73fa13a19103/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2024-11-13 14:37:08,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:37:08,247 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:37:08,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08 WrapperNode [2024-11-13 14:37:08,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:37:08,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:37:08,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:37:08,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:37:08,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,283 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,329 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2024-11-13 14:37:08,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:37:08,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:37:08,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:37:08,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:37:08,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,352 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,378 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:37:08,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:37:08,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:37:08,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:37:08,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:37:08,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (1/1) ... [2024-11-13 14:37:08,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:37:08,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:08,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:08,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:37:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:37:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 14:37:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:37:08,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:37:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:37:08,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:37:08,668 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:37:08,672 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:37:10,089 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 14:37:10,089 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:37:10,108 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:37:10,108 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:37:10,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:37:10 BoogieIcfgContainer [2024-11-13 14:37:10,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:37:10,112 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:37:10,112 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:37:10,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:37:10,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:37:07" (1/3) ... [2024-11-13 14:37:10,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af90927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:37:10, skipping insertion in model container [2024-11-13 14:37:10,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:08" (2/3) ... [2024-11-13 14:37:10,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af90927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:37:10, skipping insertion in model container [2024-11-13 14:37:10,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:37:10" (3/3) ... [2024-11-13 14:37:10,122 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-4.i [2024-11-13 14:37:10,140 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:37:10,142 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-4.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:37:10,233 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:37:10,254 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=PETRI_NET, 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;@6070530e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:37:10,255 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:37:10,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-13 14:37:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 14:37:10,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:10,285 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:10,286 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:10,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:10,294 INFO L85 PathProgramCache]: Analyzing trace with hash -2101308618, now seen corresponding path program 1 times [2024-11-13 14:37:10,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:37:10,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970215010] [2024-11-13 14:37:10,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:10,315 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 [2024-11-13 14:37:10,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:37:10,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:37:10,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:10,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 14:37:10,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2024-11-13 14:37:10,853 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:37:10,854 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:37:10,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970215010] [2024-11-13 14:37:10,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970215010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:10,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:10,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:37:10,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729845880] [2024-11-13 14:37:10,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:10,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:37:10,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:37:10,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:37:10,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:37:10,897 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-13 14:37:10,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:10,936 INFO L93 Difference]: Finished difference Result 145 states and 262 transitions. [2024-11-13 14:37:10,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:37:10,939 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2024-11-13 14:37:10,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:37:10,948 INFO L225 Difference]: With dead ends: 145 [2024-11-13 14:37:10,948 INFO L226 Difference]: Without dead ends: 72 [2024-11-13 14:37:10,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:37:10,961 INFO L432 NwaCegarLoop]: 111 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, 111 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 [2024-11-13 14:37:10,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:37:10,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-13 14:37:11,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-13 14:37:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-13 14:37:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2024-11-13 14:37:11,047 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 181 [2024-11-13 14:37:11,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:37:11,050 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2024-11-13 14:37:11,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-13 14:37:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-11-13 14:37:11,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 14:37:11,061 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:11,061 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:11,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:11,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:11,263 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:11,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:11,264 INFO L85 PathProgramCache]: Analyzing trace with hash 8529082, now seen corresponding path program 1 times [2024-11-13 14:37:11,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:37:11,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [769986249] [2024-11-13 14:37:11,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:11,266 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 [2024-11-13 14:37:11,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:37:11,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:37:11,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:11,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:37:11,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 635 proven. 135 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2024-11-13 14:37:13,602 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:37:14,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 33 proven. 138 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-13 14:37:14,841 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:37:14,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [769986249] [2024-11-13 14:37:14,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [769986249] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:37:14,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 14:37:14,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2024-11-13 14:37:14,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561203292] [2024-11-13 14:37:14,843 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 14:37:14,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 14:37:14,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:37:14,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 14:37:14,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:37:14,851 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2024-11-13 14:37:17,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:17,101 INFO L93 Difference]: Finished difference Result 177 states and 260 transitions. [2024-11-13 14:37:17,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-13 14:37:17,102 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 181 [2024-11-13 14:37:17,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:37:17,105 INFO L225 Difference]: With dead ends: 177 [2024-11-13 14:37:17,105 INFO L226 Difference]: Without dead ends: 108 [2024-11-13 14:37:17,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 348 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=177, Invalid=329, Unknown=0, NotChecked=0, Total=506 [2024-11-13 14:37:17,110 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 122 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-13 14:37:17,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 282 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-13 14:37:17,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-13 14:37:17,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 99. [2024-11-13 14:37:17,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 61 states have internal predecessors, (70), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 14:37:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 138 transitions. [2024-11-13 14:37:17,160 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 138 transitions. Word has length 181 [2024-11-13 14:37:17,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:37:17,161 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 138 transitions. [2024-11-13 14:37:17,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2024-11-13 14:37:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 138 transitions. [2024-11-13 14:37:17,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-13 14:37:17,169 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:17,169 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:17,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:17,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:17,371 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:17,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:17,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1081442969, now seen corresponding path program 1 times [2024-11-13 14:37:17,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:37:17,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1494681148] [2024-11-13 14:37:17,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:17,374 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 [2024-11-13 14:37:17,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:37:17,376 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:37:17,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:17,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 14:37:17,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-13 14:37:19,365 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:37:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-13 14:37:20,366 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:37:20,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1494681148] [2024-11-13 14:37:20,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1494681148] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:37:20,367 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 14:37:20,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2024-11-13 14:37:20,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713324262] [2024-11-13 14:37:20,371 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 14:37:20,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:37:20,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:37:20,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:37:20,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-13 14:37:20,373 INFO L87 Difference]: Start difference. First operand 99 states and 138 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-13 14:37:21,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:21,835 INFO L93 Difference]: Finished difference Result 186 states and 256 transitions. [2024-11-13 14:37:21,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 14:37:21,848 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 182 [2024-11-13 14:37:21,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:37:21,851 INFO L225 Difference]: With dead ends: 186 [2024-11-13 14:37:21,851 INFO L226 Difference]: Without dead ends: 90 [2024-11-13 14:37:21,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:37:21,853 INFO L432 NwaCegarLoop]: 67 mSDtfsCounter, 27 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:37:21,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 141 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-13 14:37:21,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-13 14:37:21,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 82. [2024-11-13 14:37:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 30 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-13 14:37:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 112 transitions. [2024-11-13 14:37:21,875 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 112 transitions. Word has length 182 [2024-11-13 14:37:21,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:37:21,876 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 112 transitions. [2024-11-13 14:37:21,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-13 14:37:21,877 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2024-11-13 14:37:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-13 14:37:21,880 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:21,881 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:21,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:22,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:22,085 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:22,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:22,086 INFO L85 PathProgramCache]: Analyzing trace with hash 939404961, now seen corresponding path program 1 times [2024-11-13 14:37:22,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:37:22,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574714828] [2024-11-13 14:37:22,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:22,087 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 [2024-11-13 14:37:22,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:37:22,090 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:37:22,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:22,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:37:22,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-13 14:37:23,313 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:37:23,314 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:37:23,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574714828] [2024-11-13 14:37:23,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574714828] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:23,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:23,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:37:23,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149836286] [2024-11-13 14:37:23,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:23,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:37:23,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:37:23,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:37:23,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:37:23,317 INFO L87 Difference]: Start difference. First operand 82 states and 112 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-13 14:37:24,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:24,704 INFO L93 Difference]: Finished difference Result 193 states and 258 transitions. [2024-11-13 14:37:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:37:24,705 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 182 [2024-11-13 14:37:24,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:37:24,708 INFO L225 Difference]: With dead ends: 193 [2024-11-13 14:37:24,708 INFO L226 Difference]: Without dead ends: 114 [2024-11-13 14:37:24,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:37:24,711 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 70 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:37:24,711 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 174 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-13 14:37:24,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-13 14:37:24,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 100. [2024-11-13 14:37:24,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 62 states have (on average 1.1290322580645162) internal successors, (70), 63 states have internal predecessors, (70), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-13 14:37:24,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 134 transitions. [2024-11-13 14:37:24,740 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 134 transitions. Word has length 182 [2024-11-13 14:37:24,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:37:24,741 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 134 transitions. [2024-11-13 14:37:24,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-13 14:37:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2024-11-13 14:37:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-13 14:37:24,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:24,753 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:24,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:24,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:24,958 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:24,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:24,959 INFO L85 PathProgramCache]: Analyzing trace with hash 882146659, now seen corresponding path program 1 times [2024-11-13 14:37:24,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:37:24,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814582893] [2024-11-13 14:37:24,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:24,960 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 [2024-11-13 14:37:24,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:37:24,962 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:37:24,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d88bcedf-5701-43f6-8dcf-73fa13a19103/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:37:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:25,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 14:37:25,242 INFO L278 TraceCheckSpWp]: Computing forward predicates...