./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:13:42,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:13:42,544 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 16:13:42,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:13:42,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:13:42,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:13:42,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:13:42,609 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:13:42,610 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:13:42,610 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:13:42,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:13:42,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:13:42,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:13:42,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:13:42,612 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:13:42,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:13:42,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:13:42,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:13:42,616 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:13:42,616 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:13:42,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:13:42,616 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:13:42,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:13:42,616 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:13:42,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:13:42,617 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:13:42,618 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:13:42,618 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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 -> dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d [2024-11-13 16:13:43,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:13:43,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:13:43,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:13:43,031 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:13:43,032 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:13:43,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i Unable to find full path for "g++" [2024-11-13 16:13:45,174 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:13:45,506 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:13:45,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2024-11-13 16:13:45,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data/3e77403ac/51dabf460e0a4169a5961cecd97cfd81/FLAG9396914ef [2024-11-13 16:13:45,537 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data/3e77403ac/51dabf460e0a4169a5961cecd97cfd81 [2024-11-13 16:13:45,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:13:45,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:13:45,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:13:45,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:13:45,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:13:45,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:13:45" (1/1) ... [2024-11-13 16:13:45,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526e0286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:45, skipping insertion in model container [2024-11-13 16:13:45,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:13:45" (1/1) ... [2024-11-13 16:13:45,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:13:45,812 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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2024-11-13 16:13:45,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:13:45,979 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:13:45,992 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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2024-11-13 16:13:46,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:13:46,099 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:13:46,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46 WrapperNode [2024-11-13 16:13:46,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:13:46,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:13:46,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:13:46,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:13:46,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,201 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 227 [2024-11-13 16:13:46,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:13:46,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:13:46,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:13:46,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:13:46,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,232 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,280 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 16:13:46,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:13:46,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:13:46,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:13:46,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:13:46,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (1/1) ... [2024-11-13 16:13:46,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:13:46,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:13:46,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:13:46,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:13:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:13:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:13:46,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:13:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 16:13:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:13:46,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:13:46,556 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:13:46,560 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:13:47,417 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 16:13:47,418 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:13:47,436 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:13:47,436 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:13:47,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:13:47 BoogieIcfgContainer [2024-11-13 16:13:47,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:13:47,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:13:47,441 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:13:47,452 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:13:47,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:13:45" (1/3) ... [2024-11-13 16:13:47,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bae029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:13:47, skipping insertion in model container [2024-11-13 16:13:47,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:46" (2/3) ... [2024-11-13 16:13:47,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bae029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:13:47, skipping insertion in model container [2024-11-13 16:13:47,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:13:47" (3/3) ... [2024-11-13 16:13:47,455 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2024-11-13 16:13:47,473 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:13:47,478 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 16:13:47,560 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:13:47,579 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;@211d20ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:13:47,579 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 16:13:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 64 states have internal predecessors, (93), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-13 16:13:47,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-13 16:13:47,603 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:13:47,604 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:13:47,604 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:13:47,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:13:47,612 INFO L85 PathProgramCache]: Analyzing trace with hash 94984896, now seen corresponding path program 1 times [2024-11-13 16:13:47,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:13:47,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142899907] [2024-11-13 16:13:47,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:13:47,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:13:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:13:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:13:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:13:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:13:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:13:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:13:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:13:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:13:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:13:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:13:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:13:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:13:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:13:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:13:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:13:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:13:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:13:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:13:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:13:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:13:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:13:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:13:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:13:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:13:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:13:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:13:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:13:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:13:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:13:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:13:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:13:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:13:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:13:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:13:48,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:13:48,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142899907] [2024-11-13 16:13:48,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142899907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:13:48,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:13:48,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:13:48,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739491204] [2024-11-13 16:13:48,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:13:48,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:13:48,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:13:48,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:13:48,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:13:48,433 INFO L87 Difference]: Start difference. First operand has 99 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 64 states have internal predecessors, (93), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-13 16:13:48,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:13:48,496 INFO L93 Difference]: Finished difference Result 191 states and 345 transitions. [2024-11-13 16:13:48,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:13:48,498 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208 [2024-11-13 16:13:48,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:13:48,505 INFO L225 Difference]: With dead ends: 191 [2024-11-13 16:13:48,505 INFO L226 Difference]: Without dead ends: 95 [2024-11-13 16:13:48,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 101 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 16:13:48,513 INFO L432 NwaCegarLoop]: 151 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, 151 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 16:13:48,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 16:13:48,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-13 16:13:48,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-13 16:13:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 60 states have internal predecessors, (85), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-13 16:13:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 151 transitions. [2024-11-13 16:13:48,574 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 151 transitions. Word has length 208 [2024-11-13 16:13:48,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:13:48,575 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 151 transitions. [2024-11-13 16:13:48,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-13 16:13:48,576 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2024-11-13 16:13:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-13 16:13:48,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:13:48,581 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:13:48,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 16:13:48,581 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:13:48,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:13:48,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1566444188, now seen corresponding path program 1 times [2024-11-13 16:13:48,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:13:48,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622439616] [2024-11-13 16:13:48,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:13:48,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:13:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:13:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:13:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:13:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:13:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:13:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:13:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:13:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:13:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:13:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:13:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:13:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:13:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:13:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:13:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:13:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:13:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:13:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:13:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:13:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:13:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:13:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:13:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:13:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:13:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:13:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:13:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:13:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:13:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:13:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:13:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:13:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:13:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:13:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:13:49,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:13:49,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622439616] [2024-11-13 16:13:49,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622439616] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:13:49,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:13:49,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:13:49,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418765238] [2024-11-13 16:13:49,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:13:49,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:13:49,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:13:49,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:13:49,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:13:49,413 INFO L87 Difference]: Start difference. First operand 95 states and 151 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:13:49,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:13:49,547 INFO L93 Difference]: Finished difference Result 279 states and 447 transitions. [2024-11-13 16:13:49,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:13:49,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2024-11-13 16:13:49,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:13:49,553 INFO L225 Difference]: With dead ends: 279 [2024-11-13 16:13:49,553 INFO L226 Difference]: Without dead ends: 187 [2024-11-13 16:13:49,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:13:49,555 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 88 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 16:13:49,555 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 276 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 16:13:49,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-13 16:13:49,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 184. [2024-11-13 16:13:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 115 states have (on average 1.4173913043478261) internal successors, (163), 115 states have internal predecessors, (163), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-13 16:13:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 295 transitions. [2024-11-13 16:13:49,616 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 295 transitions. Word has length 209 [2024-11-13 16:13:49,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:13:49,621 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 295 transitions. [2024-11-13 16:13:49,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:13:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 295 transitions. [2024-11-13 16:13:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-13 16:13:49,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:13:49,629 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:13:49,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 16:13:49,630 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:13:49,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:13:49,630 INFO L85 PathProgramCache]: Analyzing trace with hash -31317894, now seen corresponding path program 1 times [2024-11-13 16:13:49,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:13:49,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69677738] [2024-11-13 16:13:49,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:13:49,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:13:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:13:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:13:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:13:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:13:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:13:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:13:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:13:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:13:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:13:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:13:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:13:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:13:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:13:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:13:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:13:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:13:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:13:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:13:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:13:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:13:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:13:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:13:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:13:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:13:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:13:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:13:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:13:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:13:51,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:13:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:13:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:13:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:13:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:13:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:13:51,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:13:51,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:13:51,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69677738] [2024-11-13 16:13:51,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69677738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:13:51,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:13:51,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:13:51,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337054599] [2024-11-13 16:13:51,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:13:51,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 16:13:51,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:13:51,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 16:13:51,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 16:13:51,345 INFO L87 Difference]: Start difference. First operand 184 states and 295 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:13:51,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:13:51,887 INFO L93 Difference]: Finished difference Result 595 states and 941 transitions. [2024-11-13 16:13:51,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:13:51,888 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2024-11-13 16:13:51,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:13:51,893 INFO L225 Difference]: With dead ends: 595 [2024-11-13 16:13:51,893 INFO L226 Difference]: Without dead ends: 414 [2024-11-13 16:13:51,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:13:51,896 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 196 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 16:13:51,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 613 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 16:13:51,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2024-11-13 16:13:51,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 371. [2024-11-13 16:13:51,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 234 states have (on average 1.4102564102564104) internal successors, (330), 234 states have internal predecessors, (330), 132 states have call successors, (132), 4 states have call predecessors, (132), 4 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-13 16:13:52,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 594 transitions. [2024-11-13 16:13:52,005 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 594 transitions. Word has length 210 [2024-11-13 16:13:52,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:13:52,006 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 594 transitions. [2024-11-13 16:13:52,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:13:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 594 transitions. [2024-11-13 16:13:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-13 16:13:52,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:13:52,015 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:13:52,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 16:13:52,016 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:13:52,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:13:52,018 INFO L85 PathProgramCache]: Analyzing trace with hash -29470852, now seen corresponding path program 1 times [2024-11-13 16:13:52,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:13:52,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067515166] [2024-11-13 16:13:52,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:13:52,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:13:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:14:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:14:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:14:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:14:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:14:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:14:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:14:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:00,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:14:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:14:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:14:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:14:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:14:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:14:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:14:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:14:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:14:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:14:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:14:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:14:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:14:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:14:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:14:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:14:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:14:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:14:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:14:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:14:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:14:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:14:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:14:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:14:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:14:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:14:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:01,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:14:01,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:14:01,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067515166] [2024-11-13 16:14:01,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067515166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:14:01,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:14:01,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 16:14:01,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912806727] [2024-11-13 16:14:01,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:14:01,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 16:14:01,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:14:01,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 16:14:01,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-13 16:14:01,192 INFO L87 Difference]: Start difference. First operand 371 states and 594 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:14:03,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:14:03,213 INFO L93 Difference]: Finished difference Result 968 states and 1520 transitions. [2024-11-13 16:14:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 16:14:03,213 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2024-11-13 16:14:03,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:14:03,219 INFO L225 Difference]: With dead ends: 968 [2024-11-13 16:14:03,219 INFO L226 Difference]: Without dead ends: 600 [2024-11-13 16:14:03,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-11-13 16:14:03,222 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 239 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-13 16:14:03,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 757 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-13 16:14:03,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2024-11-13 16:14:03,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 491. [2024-11-13 16:14:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 491 states, 319 states have (on average 1.3981191222570533) internal successors, (446), 319 states have internal predecessors, (446), 165 states have call successors, (165), 6 states have call predecessors, (165), 6 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2024-11-13 16:14:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 776 transitions. [2024-11-13 16:14:03,343 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 776 transitions. Word has length 210 [2024-11-13 16:14:03,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:14:03,344 INFO L471 AbstractCegarLoop]: Abstraction has 491 states and 776 transitions. [2024-11-13 16:14:03,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:14:03,344 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 776 transitions. [2024-11-13 16:14:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-13 16:14:03,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:14:03,349 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:14:03,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 16:14:03,350 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:14:03,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:14:03,350 INFO L85 PathProgramCache]: Analyzing trace with hash 228694586, now seen corresponding path program 1 times [2024-11-13 16:14:03,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:14:03,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298705558] [2024-11-13 16:14:03,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:14:03,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:14:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:14:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:14:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:14:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:14:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:14:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:14:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:14:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:14:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:14:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:14:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:14:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:14:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:14:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:14:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:14:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:14:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:14:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:14:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:14:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:14:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:14:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:14:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:14:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:14:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:14:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:14:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:14:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:14:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:14:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:14:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:14:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:14:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:14:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:03,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:14:03,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:14:03,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298705558] [2024-11-13 16:14:03,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298705558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:14:03,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:14:03,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:14:03,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899387533] [2024-11-13 16:14:03,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:14:03,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:14:03,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:14:03,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:14:03,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:14:03,976 INFO L87 Difference]: Start difference. First operand 491 states and 776 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:14:04,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:14:04,187 INFO L93 Difference]: Finished difference Result 1229 states and 1959 transitions. [2024-11-13 16:14:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:14:04,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2024-11-13 16:14:04,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:14:04,195 INFO L225 Difference]: With dead ends: 1229 [2024-11-13 16:14:04,196 INFO L226 Difference]: Without dead ends: 854 [2024-11-13 16:14:04,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:14:04,199 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 79 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 16:14:04,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 285 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 16:14:04,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2024-11-13 16:14:04,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 852. [2024-11-13 16:14:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 852 states, 544 states have (on average 1.3786764705882353) internal successors, (750), 544 states have internal predecessors, (750), 297 states have call successors, (297), 10 states have call predecessors, (297), 10 states have return successors, (297), 297 states have call predecessors, (297), 297 states have call successors, (297) [2024-11-13 16:14:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1344 transitions. [2024-11-13 16:14:04,376 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1344 transitions. Word has length 210 [2024-11-13 16:14:04,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:14:04,377 INFO L471 AbstractCegarLoop]: Abstraction has 852 states and 1344 transitions. [2024-11-13 16:14:04,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:14:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1344 transitions. [2024-11-13 16:14:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-13 16:14:04,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:14:04,381 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:14:04,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 16:14:04,382 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:14:04,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:14:04,382 INFO L85 PathProgramCache]: Analyzing trace with hash 232462500, now seen corresponding path program 1 times [2024-11-13 16:14:04,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:14:04,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789609912] [2024-11-13 16:14:04,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:14:04,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:14:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:14:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:14:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:14:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:14:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:14:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:14:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:14:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:14:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:14:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:14:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:14:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:14:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:14:04,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:14:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:14:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:14:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:14:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:14:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:14:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:14:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:14:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:14:04,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:14:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:14:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:14:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:14:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:14:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:14:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:14:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:14:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:14:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:14:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:14:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:04,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:14:04,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:14:04,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789609912] [2024-11-13 16:14:04,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789609912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:14:04,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:14:04,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 16:14:04,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696168661] [2024-11-13 16:14:04,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:14:04,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 16:14:04,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:14:04,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 16:14:04,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 16:14:04,788 INFO L87 Difference]: Start difference. First operand 852 states and 1344 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:14:05,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:14:05,318 INFO L93 Difference]: Finished difference Result 1569 states and 2492 transitions. [2024-11-13 16:14:05,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 16:14:05,319 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-13 16:14:05,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:14:05,329 INFO L225 Difference]: With dead ends: 1569 [2024-11-13 16:14:05,329 INFO L226 Difference]: Without dead ends: 1199 [2024-11-13 16:14:05,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 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 16:14:05,333 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 157 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 562 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 16:14:05,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 562 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 16:14:05,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2024-11-13 16:14:05,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1190. [2024-11-13 16:14:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1190 states, 746 states have (on average 1.373994638069705) internal successors, (1025), 746 states have internal predecessors, (1025), 429 states have call successors, (429), 14 states have call predecessors, (429), 14 states have return successors, (429), 429 states have call predecessors, (429), 429 states have call successors, (429) [2024-11-13 16:14:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1883 transitions. [2024-11-13 16:14:05,508 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1883 transitions. Word has length 211 [2024-11-13 16:14:05,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:14:05,509 INFO L471 AbstractCegarLoop]: Abstraction has 1190 states and 1883 transitions. [2024-11-13 16:14:05,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:14:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1883 transitions. [2024-11-13 16:14:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-13 16:14:05,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:14:05,513 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:14:05,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 16:14:05,513 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:14:05,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:14:05,514 INFO L85 PathProgramCache]: Analyzing trace with hash 912520870, now seen corresponding path program 1 times [2024-11-13 16:14:05,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:14:05,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9641828] [2024-11-13 16:14:05,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:14:05,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:14:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:14:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:14:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:14:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:14:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:14:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:14:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:14:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:14:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:14:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:14:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:14:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:14:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:14:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:14:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:14:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:14:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:14:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:14:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:14:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:14:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:14:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:14:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:14:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:14:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:14:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:14:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:14:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:14:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:14:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:14:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:14:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:14:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:14:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:06,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 24 proven. 72 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-13 16:14:06,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:14:06,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9641828] [2024-11-13 16:14:06,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9641828] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:14:06,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76792851] [2024-11-13 16:14:06,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:14:06,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:14:06,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:14:06,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:14:06,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 16:14:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:14:07,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 16:14:07,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:14:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 828 proven. 402 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-13 16:14:12,691 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:14:57,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76792851] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:14:57,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 16:14:57,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 19] total 27 [2024-11-13 16:14:57,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684862817] [2024-11-13 16:14:57,499 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 16:14:57,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-13 16:14:57,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:14:57,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-13 16:14:57,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=423, Invalid=1132, Unknown=5, NotChecked=0, Total=1560 [2024-11-13 16:14:57,501 INFO L87 Difference]: Start difference. First operand 1190 states and 1883 transitions. Second operand has 27 states, 27 states have (on average 4.111111111111111) internal successors, (111), 25 states have internal predecessors, (111), 8 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 8 states have call predecessors, (66), 8 states have call successors, (66) [2024-11-13 16:15:05,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:05,479 INFO L93 Difference]: Finished difference Result 2946 states and 4513 transitions. [2024-11-13 16:15:05,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-13 16:15:05,480 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.111111111111111) internal successors, (111), 25 states have internal predecessors, (111), 8 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 8 states have call predecessors, (66), 8 states have call successors, (66) Word has length 211 [2024-11-13 16:15:05,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:05,498 INFO L225 Difference]: With dead ends: 2946 [2024-11-13 16:15:05,499 INFO L226 Difference]: Without dead ends: 1830 [2024-11-13 16:15:05,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2869 ImplicationChecksByTransitivity, 41.6s TimeCoverageRelationStatistics Valid=2520, Invalid=7575, Unknown=5, NotChecked=0, Total=10100 [2024-11-13 16:15:05,507 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 671 mSDsluCounter, 960 mSDsCounter, 0 mSdLazyCounter, 1861 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 704 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 2105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:05,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [704 Valid, 1121 Invalid, 2105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1861 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-13 16:15:05,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2024-11-13 16:15:05,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1717. [2024-11-13 16:15:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1717 states, 1080 states have (on average 1.3240740740740742) internal successors, (1430), 1084 states have internal predecessors, (1430), 585 states have call successors, (585), 51 states have call predecessors, (585), 51 states have return successors, (585), 581 states have call predecessors, (585), 585 states have call successors, (585) [2024-11-13 16:15:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 2600 transitions. [2024-11-13 16:15:05,740 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 2600 transitions. Word has length 211 [2024-11-13 16:15:05,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:05,741 INFO L471 AbstractCegarLoop]: Abstraction has 1717 states and 2600 transitions. [2024-11-13 16:15:05,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.111111111111111) internal successors, (111), 25 states have internal predecessors, (111), 8 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 8 states have call predecessors, (66), 8 states have call successors, (66) [2024-11-13 16:15:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2600 transitions. [2024-11-13 16:15:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-13 16:15:05,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:05,744 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:05,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 16:15:05,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:15:05,945 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:05,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:05,945 INFO L85 PathProgramCache]: Analyzing trace with hash 323463621, now seen corresponding path program 1 times [2024-11-13 16:15:05,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:05,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269660939] [2024-11-13 16:15:05,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:05,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:15:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:15:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:15:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:15:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:15:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:15:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:15:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:15:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:15:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:15:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:15:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:15:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:15:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:15:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:15:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:15:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:15:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:15:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:15:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:15:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:15:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:15:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:15:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:15:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:15:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:15:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:15:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:15:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:15:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:15:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:15:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:15:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:15:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-13 16:15:06,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:15:06,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269660939] [2024-11-13 16:15:06,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269660939] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:15:06,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164906068] [2024-11-13 16:15:06,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:06,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:15:06,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:06,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:15:06,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 16:15:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:06,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:15:06,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:07,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 158 proven. 93 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2024-11-13 16:15:07,588 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:15:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-13 16:15:07,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164906068] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 16:15:07,968 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 16:15:07,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-13 16:15:07,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590283749] [2024-11-13 16:15:07,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 16:15:07,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 16:15:07,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:15:07,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 16:15:07,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-13 16:15:07,970 INFO L87 Difference]: Start difference. First operand 1717 states and 2600 transitions. Second operand has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-13 16:15:09,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:09,020 INFO L93 Difference]: Finished difference Result 3526 states and 5239 transitions. [2024-11-13 16:15:09,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-13 16:15:09,020 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 211 [2024-11-13 16:15:09,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:09,038 INFO L225 Difference]: With dead ends: 3526 [2024-11-13 16:15:09,038 INFO L226 Difference]: Without dead ends: 1948 [2024-11-13 16:15:09,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 480 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-11-13 16:15:09,046 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 175 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:09,046 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 843 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-13 16:15:09,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1948 states. [2024-11-13 16:15:09,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1948 to 1817. [2024-11-13 16:15:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1817 states, 1160 states have (on average 1.3060344827586208) internal successors, (1515), 1164 states have internal predecessors, (1515), 585 states have call successors, (585), 71 states have call predecessors, (585), 71 states have return successors, (585), 581 states have call predecessors, (585), 585 states have call successors, (585) [2024-11-13 16:15:09,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1817 states and 2685 transitions. [2024-11-13 16:15:09,335 INFO L78 Accepts]: Start accepts. Automaton has 1817 states and 2685 transitions. Word has length 211 [2024-11-13 16:15:09,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:09,336 INFO L471 AbstractCegarLoop]: Abstraction has 1817 states and 2685 transitions. [2024-11-13 16:15:09,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-13 16:15:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2685 transitions. [2024-11-13 16:15:09,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-13 16:15:09,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:09,343 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:09,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 16:15:09,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:15:09,544 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:09,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:09,544 INFO L85 PathProgramCache]: Analyzing trace with hash 325310663, now seen corresponding path program 1 times [2024-11-13 16:15:09,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:09,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409171236] [2024-11-13 16:15:09,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:09,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 16:15:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 16:15:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 16:15:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 16:15:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 16:15:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 16:15:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 16:15:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 16:15:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 16:15:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 16:15:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 16:15:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:15:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 16:15:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 16:15:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 16:15:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-13 16:15:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-13 16:15:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-13 16:15:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 16:15:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 16:15:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-13 16:15:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-13 16:15:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 16:15:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-13 16:15:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 16:15:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 16:15:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 16:15:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-13 16:15:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-13 16:15:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-13 16:15:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-13 16:15:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-13 16:15:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 16:15:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:15:09,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:15:09,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409171236] [2024-11-13 16:15:09,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409171236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:15:09,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:15:09,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:15:09,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145999313] [2024-11-13 16:15:09,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:15:09,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:15:09,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:15:09,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:15:09,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:15:09,805 INFO L87 Difference]: Start difference. First operand 1817 states and 2685 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:15:10,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:10,022 INFO L93 Difference]: Finished difference Result 3254 states and 4866 transitions. [2024-11-13 16:15:10,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:15:10,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-13 16:15:10,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:10,035 INFO L225 Difference]: With dead ends: 3254 [2024-11-13 16:15:10,036 INFO L226 Difference]: Without dead ends: 1542 [2024-11-13 16:15:10,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:15:10,043 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 142 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:10,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 291 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 16:15:10,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2024-11-13 16:15:10,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1540. [2024-11-13 16:15:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1540 states, 981 states have (on average 1.3211009174311927) internal successors, (1296), 983 states have internal predecessors, (1296), 507 states have call successors, (507), 51 states have call predecessors, (507), 51 states have return successors, (507), 505 states have call predecessors, (507), 507 states have call successors, (507) [2024-11-13 16:15:10,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1540 states and 2310 transitions. [2024-11-13 16:15:10,241 INFO L78 Accepts]: Start accepts. Automaton has 1540 states and 2310 transitions. Word has length 211 [2024-11-13 16:15:10,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:10,242 INFO L471 AbstractCegarLoop]: Abstraction has 1540 states and 2310 transitions. [2024-11-13 16:15:10,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:15:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2310 transitions. [2024-11-13 16:15:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-13 16:15:10,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:10,246 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:10,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 16:15:10,246 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:10,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:10,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1654212423, now seen corresponding path program 1 times [2024-11-13 16:15:10,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:10,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421107166] [2024-11-13 16:15:10,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:10,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:15:10,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [582550099] [2024-11-13 16:15:10,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:10,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:15:10,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:10,415 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:15:10,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 16:15:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:10,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:15:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:10,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:15:10,966 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 16:15:10,967 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 16:15:10,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 16:15:11,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-13 16:15:11,172 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:15:11,329 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 16:15:11,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 04:15:11 BoogieIcfgContainer [2024-11-13 16:15:11,333 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 16:15:11,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:15:11,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:15:11,333 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:15:11,334 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:13:47" (3/4) ... [2024-11-13 16:15:11,336 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:15:11,337 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:15:11,338 INFO L158 Benchmark]: Toolchain (without parser) took 85797.11ms. Allocated memory was 117.4MB in the beginning and 402.7MB in the end (delta: 285.2MB). Free memory was 92.6MB in the beginning and 161.5MB in the end (delta: -68.9MB). Peak memory consumption was 216.2MB. Max. memory is 16.1GB. [2024-11-13 16:15:11,338 INFO L158 Benchmark]: CDTParser took 1.14ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:15:11,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.73ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 76.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:15:11,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.18ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 72.2MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:15:11,339 INFO L158 Benchmark]: Boogie Preprocessor took 116.65ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 67.0MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:15:11,340 INFO L158 Benchmark]: RCFGBuilder took 1116.37ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 90.2MB in the end (delta: -23.1MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-13 16:15:11,340 INFO L158 Benchmark]: TraceAbstraction took 83891.99ms. Allocated memory was 117.4MB in the beginning and 402.7MB in the end (delta: 285.2MB). Free memory was 89.6MB in the beginning and 161.5MB in the end (delta: -72.0MB). Peak memory consumption was 211.0MB. Max. memory is 16.1GB. [2024-11-13 16:15:11,341 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 402.7MB. Free memory was 161.5MB in the beginning and 161.5MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:15:11,342 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.73ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 76.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.18ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 72.2MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 116.65ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 67.0MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1116.37ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 90.2MB in the end (delta: -23.1MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 83891.99ms. Allocated memory was 117.4MB in the beginning and 402.7MB in the end (delta: 285.2MB). Free memory was 89.6MB in the beginning and 161.5MB in the end (delta: -72.0MB). Peak memory consumption was 211.0MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 402.7MB. Free memory was 161.5MB in the beginning and 161.5MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 137, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 154, overapproximation of someBinaryDOUBLEComparisonOperation at line 156. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] signed char var_1_29 = 10; [L44] double var_1_30 = 0.5; [L45] unsigned char var_1_34 = 2; [L46] unsigned char var_1_35 = 4; [L47] signed long int var_1_36 = -256; [L48] unsigned short int var_1_37 = 64; [L49] unsigned short int var_1_38 = 57633; [L50] unsigned short int var_1_39 = 28505; [L51] signed short int var_1_40 = 64; [L52] signed char var_1_41 = -100; [L53] unsigned short int var_1_42 = 5; [L54] signed char var_1_43 = 100; [L55] unsigned short int last_1_var_1_6 = 4; [L56] unsigned short int last_1_var_1_9 = 4; [L57] unsigned long int last_1_var_1_14 = 500; [L58] signed short int last_1_var_1_17 = 16; VAL [isInitial=0, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L196] last_1_var_1_6 = var_1_6 [L197] last_1_var_1_9 = var_1_9 [L198] last_1_var_1_14 = var_1_14 [L199] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L145] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] var_1_5 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L148] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] var_1_10 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] var_1_12 = __VERIFIER_nondet_double() [L154] 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, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] 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, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] var_1_13 = __VERIFIER_nondet_double() [L156] 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, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] 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, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] var_1_15 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, 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_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] var_1_16 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L161] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] var_1_19 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L164] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, 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_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] var_1_20 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] var_1_21 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L170] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] var_1_22 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L173] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] var_1_24 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L176] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L178] var_1_29 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L179] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L184] var_1_38 = __VERIFIER_nondet_ushort() [L185] CALL assume_abort_if_not(var_1_38 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L185] RET assume_abort_if_not(var_1_38 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] CALL assume_abort_if_not(var_1_38 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] RET assume_abort_if_not(var_1_38 <= 65535) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L187] var_1_39 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_39 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L188] RET assume_abort_if_not(var_1_39 >= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] CALL assume_abort_if_not(var_1_39 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] RET assume_abort_if_not(var_1_39 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L190] var_1_41 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_41 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L191] RET assume_abort_if_not(var_1_41 >= -128) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-4, var_1_25=-500, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L210] RET updateVariables() [L211] CALL step() [L62] var_1_23 = var_1_24 [L63] var_1_25 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=-2, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L64] COND TRUE (- var_1_12) >= var_1_12 [L65] var_1_26 = ((((var_1_24) > (var_1_29)) ? (var_1_24) : (var_1_29))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L67] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=2, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] COND TRUE var_1_14 < var_1_24 [L73] var_1_34 = var_1_35 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L75] COND TRUE var_1_14 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L76] var_1_36 = (((((var_1_14 - var_1_20)) < ((((((var_1_24 + var_1_6)) < (var_1_6)) ? ((var_1_24 + var_1_6)) : (var_1_6))))) ? ((var_1_14 - var_1_20)) : ((((((var_1_24 + var_1_6)) < (var_1_6)) ? ((var_1_24 + var_1_6)) : (var_1_6)))))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L78] COND TRUE (var_1_21 * (var_1_38 - var_1_16)) <= var_1_21 [L79] var_1_37 = ((var_1_39 - var_1_35) + var_1_16) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L85] EXPR var_1_17 ^ (var_1_9 % var_1_41) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L85] COND FALSE !(var_1_24 >= (var_1_17 ^ (var_1_9 % var_1_41))) [L94] var_1_40 = var_1_19 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L96] var_1_42 = var_1_39 [L97] var_1_43 = var_1_24 [L98] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L99] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L104] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L105] COND TRUE last_1_var_1_14 >= stepLocal_3 [L106] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L108] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L109] COND TRUE (- var_1_14) > var_1_6 [L110] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L115] unsigned char stepLocal_2 = var_1_4; [L116] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=-8589934610, stepLocal_2=0, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L117] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=-8589934610, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L120] COND TRUE stepLocal_1 >= var_1_6 [L121] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L126] unsigned char stepLocal_5 = var_1_1; [L127] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L128] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L135] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L136] COND TRUE ! var_1_1 [L137] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L211] RET step() [L212] CALL, EXPR property() [L202-L203] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (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_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (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, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-8589934610, var_1_15=2147483647, var_1_16=-8589934594, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=500, var_1_21=0, var_1_22=-16383, var_1_23=-4, var_1_24=-4, var_1_25=16, var_1_26=126, var_1_29=126, var_1_30=1/2, var_1_34=256, var_1_35=256, var_1_36=0, var_1_37=-8589918211, var_1_38=32767, var_1_39=16383, var_1_40=-16383, var_1_41=-1, var_1_42=16383, var_1_43=-4, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 83.6s, OverallIterations: 10, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1812 SdHoareTripleChecker+Valid, 7.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1747 mSDsluCounter, 4899 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3287 mSDsCounter, 378 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3291 IncrementalHoareTripleChecker+Invalid, 3669 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 378 mSolverCounterUnsat, 1612 mSDtfsCounter, 3291 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1580 GetRequests, 1435 SyntacticMatches, 3 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2967 ImplicationChecksByTransitivity, 43.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1817occurred in iteration=8, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 412 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 65.8s InterpolantComputationTime, 2737 NumberOfCodeBlocks, 2737 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2512 ConstructedInterpolants, 0 QuantifiedInterpolants, 13884 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1003 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 24591/25344 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 16:15:11,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:15:14,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:15:14,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 16:15:14,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:15:14,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:15:14,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:15:14,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:15:14,518 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:15:14,519 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:15:14,519 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:15:14,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:15:14,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:15:14,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:15:14,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:15:14,521 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:15:14,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:15:14,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:15:14,522 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:15:14,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:15:14,523 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:15:14,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:15:14,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:15:14,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:15:14,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:15:14,525 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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 -> dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d [2024-11-13 16:15:14,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:15:14,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:15:14,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:15:14,898 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:15:14,899 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:15:14,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i Unable to find full path for "g++" [2024-11-13 16:15:16,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:15:17,261 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:15:17,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2024-11-13 16:15:17,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data/80f185b47/53e62163a3834c648a6376ce585ac620/FLAG6ff7d7d96 [2024-11-13 16:15:17,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/data/80f185b47/53e62163a3834c648a6376ce585ac620 [2024-11-13 16:15:17,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:15:17,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:15:17,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:15:17,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:15:17,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:15:17,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:15:17" (1/1) ... [2024-11-13 16:15:17,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9741b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:17, skipping insertion in model container [2024-11-13 16:15:17,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:15:17" (1/1) ... [2024-11-13 16:15:17,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:15:17,750 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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2024-11-13 16:15:17,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:15:17,874 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:15:17,887 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_1925a36c-b17c-489b-80a6-e40fdf6e11c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2024-11-13 16:15:17,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:15:18,010 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:15:18,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18 WrapperNode [2024-11-13 16:15:18,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:15:18,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:15:18,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:15:18,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:15:18,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,097 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2024-11-13 16:15:18,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:15:18,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:15:18,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:15:18,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:15:18,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,119 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,143 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 16:15:18,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:15:18,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:15:18,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:15:18,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:15:18,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (1/1) ... [2024-11-13 16:15:18,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:15:18,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:18,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:18,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:15:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:15:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 16:15:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:15:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:15:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:15:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:15:18,366 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:15:18,368 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:15:19,257 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 16:15:19,258 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:15:19,269 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:15:19,270 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:15:19,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:15:19 BoogieIcfgContainer [2024-11-13 16:15:19,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:15:19,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:15:19,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:15:19,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:15:19,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:15:17" (1/3) ... [2024-11-13 16:15:19,281 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3d5e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:15:19, skipping insertion in model container [2024-11-13 16:15:19,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:18" (2/3) ... [2024-11-13 16:15:19,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3d5e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:15:19, skipping insertion in model container [2024-11-13 16:15:19,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:15:19" (3/3) ... [2024-11-13 16:15:19,284 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2024-11-13 16:15:19,317 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:15:19,320 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i that has 2 procedures, 95 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 16:15:19,394 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:15:19,413 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;@6795d489, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:15:19,413 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 16:15:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-13 16:15:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-13 16:15:19,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:19,436 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:19,437 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:19,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:19,443 INFO L85 PathProgramCache]: Analyzing trace with hash 4751975, now seen corresponding path program 1 times [2024-11-13 16:15:19,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:15:19,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1557392036] [2024-11-13 16:15:19,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:19,457 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 16:15:19,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:15:19,464 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:19,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:19,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 16:15:19,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 688 proven. 0 refuted. 0 times theorem prover too weak. 1424 trivial. 0 not checked. [2024-11-13 16:15:19,936 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 16:15:19,937 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 16:15:19,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1557392036] [2024-11-13 16:15:19,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1557392036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:15:19,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:15:19,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:15:19,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577156994] [2024-11-13 16:15:19,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:15:19,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:15:19,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 16:15:19,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:15:19,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:15:19,983 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-13 16:15:20,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:20,046 INFO L93 Difference]: Finished difference Result 183 states and 331 transitions. [2024-11-13 16:15:20,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:15:20,048 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2024-11-13 16:15:20,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:20,056 INFO L225 Difference]: With dead ends: 183 [2024-11-13 16:15:20,057 INFO L226 Difference]: Without dead ends: 91 [2024-11-13 16:15:20,064 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 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 16:15:20,070 INFO L432 NwaCegarLoop]: 144 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, 144 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 16:15:20,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 16:15:20,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-13 16:15:20,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-13 16:15:20,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-13 16:15:20,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 144 transitions. [2024-11-13 16:15:20,132 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 144 transitions. Word has length 207 [2024-11-13 16:15:20,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:20,134 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 144 transitions. [2024-11-13 16:15:20,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-13 16:15:20,135 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2024-11-13 16:15:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-13 16:15:20,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:20,142 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:20,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:20,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:20,343 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:20,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:20,344 INFO L85 PathProgramCache]: Analyzing trace with hash 743665736, now seen corresponding path program 1 times [2024-11-13 16:15:20,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:15:20,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [850402078] [2024-11-13 16:15:20,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:20,345 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 16:15:20,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:15:20,347 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:20,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:20,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:15:20,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 309 proven. 177 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2024-11-13 16:15:23,174 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:15:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 180 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-13 16:15:24,544 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 16:15:24,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [850402078] [2024-11-13 16:15:24,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [850402078] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 16:15:24,545 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 16:15:24,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2024-11-13 16:15:24,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994411288] [2024-11-13 16:15:24,545 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 16:15:24,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-13 16:15:24,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 16:15:24,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 16:15:24,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-13 16:15:24,550 INFO L87 Difference]: Start difference. First operand 91 states and 144 transitions. Second operand has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2024-11-13 16:15:26,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:26,739 INFO L93 Difference]: Finished difference Result 204 states and 308 transitions. [2024-11-13 16:15:26,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 16:15:26,740 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 208 [2024-11-13 16:15:26,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:26,744 INFO L225 Difference]: With dead ends: 204 [2024-11-13 16:15:26,744 INFO L226 Difference]: Without dead ends: 116 [2024-11-13 16:15:26,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 401 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2024-11-13 16:15:26,746 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 219 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:26,747 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 348 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-13 16:15:26,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-13 16:15:26,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 102. [2024-11-13 16:15:26,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 65 states have (on average 1.2461538461538462) internal successors, (81), 65 states have internal predecessors, (81), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-13 16:15:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 147 transitions. [2024-11-13 16:15:26,787 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 147 transitions. Word has length 208 [2024-11-13 16:15:26,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:26,789 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 147 transitions. [2024-11-13 16:15:26,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2024-11-13 16:15:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2024-11-13 16:15:26,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-13 16:15:26,799 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:26,799 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:26,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:26,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:27,000 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:27,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:27,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1512848763, now seen corresponding path program 1 times [2024-11-13 16:15:27,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:15:27,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [298218026] [2024-11-13 16:15:27,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:27,002 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 16:15:27,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:15:27,006 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:27,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:27,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:15:27,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:28,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:15:28,365 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 16:15:28,366 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 16:15:28,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [298218026] [2024-11-13 16:15:28,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [298218026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:15:28,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:15:28,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 16:15:28,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574681931] [2024-11-13 16:15:28,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:15:28,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 16:15:28,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 16:15:28,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 16:15:28,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 16:15:28,369 INFO L87 Difference]: Start difference. First operand 102 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:15:29,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:29,355 INFO L93 Difference]: Finished difference Result 293 states and 425 transitions. [2024-11-13 16:15:29,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 16:15:29,356 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2024-11-13 16:15:29,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:29,359 INFO L225 Difference]: With dead ends: 293 [2024-11-13 16:15:29,360 INFO L226 Difference]: Without dead ends: 194 [2024-11-13 16:15:29,360 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 205 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 16:15:29,361 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 156 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:29,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 374 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-13 16:15:29,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-13 16:15:29,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2024-11-13 16:15:29,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 119 states have (on average 1.218487394957983) internal successors, (145), 119 states have internal predecessors, (145), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-13 16:15:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 277 transitions. [2024-11-13 16:15:29,424 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 277 transitions. Word has length 209 [2024-11-13 16:15:29,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:29,425 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 277 transitions. [2024-11-13 16:15:29,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:15:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 277 transitions. [2024-11-13 16:15:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-13 16:15:29,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:29,433 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:29,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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)] Ended with exit code 0 [2024-11-13 16:15:29,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:29,641 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:29,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:29,643 INFO L85 PathProgramCache]: Analyzing trace with hash -832790393, now seen corresponding path program 1 times [2024-11-13 16:15:29,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:15:29,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [467786518] [2024-11-13 16:15:29,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:29,645 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 16:15:29,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:15:29,648 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:29,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:29,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:15:30,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2024-11-13 16:15:32,793 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:15:33,587 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 16:15:33,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [467786518] [2024-11-13 16:15:33,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [467786518] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:15:33,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649176849] [2024-11-13 16:15:33,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:33,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:15:33,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:33,591 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:15:33,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 16:15:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:33,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:15:33,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 728 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-13 16:15:35,936 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:15:36,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-13 16:15:36,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649176849] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 16:15:36,917 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 16:15:36,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 15 [2024-11-13 16:15:36,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855281596] [2024-11-13 16:15:36,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 16:15:36,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-13 16:15:36,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 16:15:36,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-13 16:15:36,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-11-13 16:15:36,923 INFO L87 Difference]: Start difference. First operand 192 states and 277 transitions. Second operand has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 6 states have call successors, (99), 5 states have call predecessors, (99), 8 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2024-11-13 16:15:41,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:41,807 INFO L93 Difference]: Finished difference Result 516 states and 723 transitions. [2024-11-13 16:15:41,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-13 16:15:41,809 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 6 states have call successors, (99), 5 states have call predecessors, (99), 8 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) Word has length 209 [2024-11-13 16:15:41,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:41,812 INFO L225 Difference]: With dead ends: 516 [2024-11-13 16:15:41,813 INFO L226 Difference]: Without dead ends: 327 [2024-11-13 16:15:41,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 672 GetRequests, 637 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=377, Invalid=955, Unknown=0, NotChecked=0, Total=1332 [2024-11-13 16:15:41,815 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 341 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:41,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [341 Valid, 546 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-13 16:15:41,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2024-11-13 16:15:41,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 307. [2024-11-13 16:15:41,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 192 states have (on average 1.171875) internal successors, (225), 192 states have internal predecessors, (225), 99 states have call successors, (99), 15 states have call predecessors, (99), 15 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-13 16:15:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 423 transitions. [2024-11-13 16:15:41,904 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 423 transitions. Word has length 209 [2024-11-13 16:15:41,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:41,905 INFO L471 AbstractCegarLoop]: Abstraction has 307 states and 423 transitions. [2024-11-13 16:15:41,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 6 states have call successors, (99), 5 states have call predecessors, (99), 8 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2024-11-13 16:15:41,906 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 423 transitions. [2024-11-13 16:15:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-13 16:15:41,910 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:41,910 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:41,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 16:15:42,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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)] Ended with exit code 0 [2024-11-13 16:15:42,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:42,311 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:42,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:42,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1200741689, now seen corresponding path program 1 times [2024-11-13 16:15:42,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:15:42,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [227795851] [2024-11-13 16:15:42,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:42,312 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 16:15:42,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:15:42,316 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:42,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 (7)] Waiting until timeout for monitored process [2024-11-13 16:15:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:42,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:15:42,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-13 16:15:44,330 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 16:15:44,330 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 16:15:44,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [227795851] [2024-11-13 16:15:44,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [227795851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:15:44,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:15:44,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 16:15:44,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361825943] [2024-11-13 16:15:44,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:15:44,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 16:15:44,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 16:15:44,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 16:15:44,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 16:15:44,333 INFO L87 Difference]: Start difference. First operand 307 states and 423 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:15:45,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:45,306 INFO L93 Difference]: Finished difference Result 510 states and 700 transitions. [2024-11-13 16:15:45,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 16:15:45,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2024-11-13 16:15:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:15:45,318 INFO L225 Difference]: With dead ends: 510 [2024-11-13 16:15:45,318 INFO L226 Difference]: Without dead ends: 206 [2024-11-13 16:15:45,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 16:15:45,320 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 71 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-13 16:15:45,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 388 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-13 16:15:45,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-13 16:15:45,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 190. [2024-11-13 16:15:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 113 states have (on average 1.1327433628318584) internal successors, (128), 113 states have internal predecessors, (128), 66 states have call successors, (66), 10 states have call predecessors, (66), 10 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-13 16:15:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 260 transitions. [2024-11-13 16:15:45,364 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 260 transitions. Word has length 209 [2024-11-13 16:15:45,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:15:45,365 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 260 transitions. [2024-11-13 16:15:45,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-13 16:15:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 260 transitions. [2024-11-13 16:15:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-13 16:15:45,367 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:15:45,367 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:15:45,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 (7)] Ended with exit code 0 [2024-11-13 16:15:45,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:45,568 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:15:45,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:45,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1729725079, now seen corresponding path program 1 times [2024-11-13 16:15:45,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:15:45,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1809618663] [2024-11-13 16:15:45,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:45,569 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 16:15:45,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:15:45,571 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 16:15:45,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1925a36c-b17c-489b-80a6-e40fdf6e11c9/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 (8)] Waiting until timeout for monitored process [2024-11-13 16:15:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:45,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 16:15:45,874 INFO L278 TraceCheckSpWp]: Computing forward predicates...