./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/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_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/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 64bit --witnessprinter.graph.data.programhash 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:13:04,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:13:04,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-13 15:13:04,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:13:04,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:13:04,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:13:04,665 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:13:04,665 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:13:04,666 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:13:04,666 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:13:04,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:13:04,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:13:04,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:13:04,668 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:13:04,668 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:13:04,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:13:04,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:13:04,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:13:04,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:13:04,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:13:04,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:13:04,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:13:04,671 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:13:04,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:13:04,671 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:13:04,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:13:04,672 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:13:04,672 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:13:04,672 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:13:04,673 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:13:04,673 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:13:04,674 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:13:04,674 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:13:04,674 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_0de903e7-9376-49c5-a28b-71cc04eea5b7/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2024-11-13 15:13:05,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:13:05,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:13:05,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:13:05,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:13:05,114 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:13:05,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c Unable to find full path for "g++" [2024-11-13 15:13:07,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:13:08,038 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:13:08,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-13 15:13:08,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data/de73d355b/91a4753409ca4f53b33425724227f10c/FLAGf2692fb42 [2024-11-13 15:13:08,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data/de73d355b/91a4753409ca4f53b33425724227f10c [2024-11-13 15:13:08,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:13:08,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:13:08,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:13:08,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:13:08,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:13:08,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:13:08" (1/1) ... [2024-11-13 15:13:08,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a17a4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:08, skipping insertion in model container [2024-11-13 15:13:08,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:13:08" (1/1) ... [2024-11-13 15:13:08,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:13:08,489 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_0de903e7-9376-49c5-a28b-71cc04eea5b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-13 15:13:08,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:13:08,948 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:13:08,959 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-13 15:13:09,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:13:09,263 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:13:09,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09 WrapperNode [2024-11-13 15:13:09,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:13:09,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:13:09,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:13:09,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:13:09,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:09,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:09,812 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2751 [2024-11-13 15:13:09,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:13:09,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:13:09,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:13:09,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:13:09,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:09,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:09,896 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,072 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 15:13:10,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:13:10,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:13:10,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:13:10,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:13:10,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (1/1) ... [2024-11-13 15:13:10,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:13:10,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:13:10,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:13:10,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:13:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:13:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:13:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:13:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:13:10,963 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:13:10,966 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:13:15,639 INFO L? ?]: Removed 1738 outVars from TransFormulas that were not future-live. [2024-11-13 15:13:15,640 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:13:15,693 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:13:15,693 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:13:15,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:13:15 BoogieIcfgContainer [2024-11-13 15:13:15,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:13:15,700 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:13:15,700 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:13:15,710 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:13:15,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:13:08" (1/3) ... [2024-11-13 15:13:15,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69bec169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:13:15, skipping insertion in model container [2024-11-13 15:13:15,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:13:09" (2/3) ... [2024-11-13 15:13:15,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69bec169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:13:15, skipping insertion in model container [2024-11-13 15:13:15,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:13:15" (3/3) ... [2024-11-13 15:13:15,716 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-13 15:13:15,737 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:13:15,742 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c that has 1 procedures, 723 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:13:15,847 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:13:15,863 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;@54e5b5bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:13:15,863 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:13:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand has 723 states, 721 states have (on average 1.4993065187239945) internal successors, (1081), 722 states have internal predecessors, (1081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 15:13:15,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:15,888 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:15,889 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:15,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:15,896 INFO L85 PathProgramCache]: Analyzing trace with hash 285156242, now seen corresponding path program 1 times [2024-11-13 15:13:15,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:15,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161193491] [2024-11-13 15:13:15,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:15,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:18,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:18,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161193491] [2024-11-13 15:13:18,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161193491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:18,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:18,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:13:18,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653726192] [2024-11-13 15:13:18,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:18,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:13:18,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:18,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:13:18,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:13:18,424 INFO L87 Difference]: Start difference. First operand has 723 states, 721 states have (on average 1.4993065187239945) internal successors, (1081), 722 states have internal predecessors, (1081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:18,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:18,604 INFO L93 Difference]: Finished difference Result 1391 states and 2083 transitions. [2024-11-13 15:13:18,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:13:18,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2024-11-13 15:13:18,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:18,639 INFO L225 Difference]: With dead ends: 1391 [2024-11-13 15:13:18,640 INFO L226 Difference]: Without dead ends: 722 [2024-11-13 15:13:18,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:13:18,693 INFO L432 NwaCegarLoop]: 1075 mSDtfsCounter, 0 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3219 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:18,694 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3219 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:18,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2024-11-13 15:13:18,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2024-11-13 15:13:18,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 721 states have (on average 1.4965325936199723) internal successors, (1079), 721 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1079 transitions. [2024-11-13 15:13:18,787 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1079 transitions. Word has length 141 [2024-11-13 15:13:18,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:18,793 INFO L471 AbstractCegarLoop]: Abstraction has 722 states and 1079 transitions. [2024-11-13 15:13:18,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1079 transitions. [2024-11-13 15:13:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 15:13:18,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:18,805 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:18,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:13:18,806 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:18,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:18,808 INFO L85 PathProgramCache]: Analyzing trace with hash 251604947, now seen corresponding path program 1 times [2024-11-13 15:13:18,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:18,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077538615] [2024-11-13 15:13:18,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:18,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:19,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:19,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:19,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077538615] [2024-11-13 15:13:19,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077538615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:19,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:19,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:13:19,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620444547] [2024-11-13 15:13:19,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:19,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:13:19,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:19,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:13:19,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:13:19,992 INFO L87 Difference]: Start difference. First operand 722 states and 1079 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:20,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:20,109 INFO L93 Difference]: Finished difference Result 1392 states and 2081 transitions. [2024-11-13 15:13:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:13:20,111 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 142 [2024-11-13 15:13:20,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:20,119 INFO L225 Difference]: With dead ends: 1392 [2024-11-13 15:13:20,119 INFO L226 Difference]: Without dead ends: 724 [2024-11-13 15:13:20,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:13:20,124 INFO L432 NwaCegarLoop]: 1075 mSDtfsCounter, 0 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3215 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:20,124 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3215 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:20,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2024-11-13 15:13:20,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 724. [2024-11-13 15:13:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 723 states have (on average 1.4951590594744122) internal successors, (1081), 723 states have internal predecessors, (1081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1081 transitions. [2024-11-13 15:13:20,176 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1081 transitions. Word has length 142 [2024-11-13 15:13:20,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:20,177 INFO L471 AbstractCegarLoop]: Abstraction has 724 states and 1081 transitions. [2024-11-13 15:13:20,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1081 transitions. [2024-11-13 15:13:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-13 15:13:20,184 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:20,185 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:20,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:13:20,185 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:20,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:20,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1888146293, now seen corresponding path program 1 times [2024-11-13 15:13:20,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:20,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729531937] [2024-11-13 15:13:20,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:20,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:22,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:22,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729531937] [2024-11-13 15:13:22,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729531937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:22,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:22,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:22,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354716712] [2024-11-13 15:13:22,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:22,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:22,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:22,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:22,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:22,410 INFO L87 Difference]: Start difference. First operand 724 states and 1081 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:22,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:22,523 INFO L93 Difference]: Finished difference Result 1402 states and 2094 transitions. [2024-11-13 15:13:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:22,524 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2024-11-13 15:13:22,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:22,530 INFO L225 Difference]: With dead ends: 1402 [2024-11-13 15:13:22,531 INFO L226 Difference]: Without dead ends: 732 [2024-11-13 15:13:22,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:22,533 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:22,535 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:22,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2024-11-13 15:13:22,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 730. [2024-11-13 15:13:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 729 states have (on average 1.4938271604938271) internal successors, (1089), 729 states have internal predecessors, (1089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 1089 transitions. [2024-11-13 15:13:22,578 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 1089 transitions. Word has length 143 [2024-11-13 15:13:22,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:22,578 INFO L471 AbstractCegarLoop]: Abstraction has 730 states and 1089 transitions. [2024-11-13 15:13:22,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1089 transitions. [2024-11-13 15:13:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-13 15:13:22,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:22,585 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:22,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:13:22,586 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:22,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:22,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1987616826, now seen corresponding path program 1 times [2024-11-13 15:13:22,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:22,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384938178] [2024-11-13 15:13:22,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:22,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:24,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:24,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:24,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384938178] [2024-11-13 15:13:24,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384938178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:24,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:24,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:13:24,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204141153] [2024-11-13 15:13:24,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:24,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:13:24,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:24,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:13:24,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:24,449 INFO L87 Difference]: Start difference. First operand 730 states and 1089 transitions. Second operand has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:24,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:24,747 INFO L93 Difference]: Finished difference Result 1414 states and 2110 transitions. [2024-11-13 15:13:24,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:13:24,748 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 144 [2024-11-13 15:13:24,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:24,752 INFO L225 Difference]: With dead ends: 1414 [2024-11-13 15:13:24,752 INFO L226 Difference]: Without dead ends: 738 [2024-11-13 15:13:24,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:13:24,754 INFO L432 NwaCegarLoop]: 1050 mSDtfsCounter, 1001 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:24,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 4192 Invalid, 122 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:24,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-13 15:13:24,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 735. [2024-11-13 15:13:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 734 states have (on average 1.491825613079019) internal successors, (1095), 734 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1095 transitions. [2024-11-13 15:13:24,781 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1095 transitions. Word has length 144 [2024-11-13 15:13:24,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:24,782 INFO L471 AbstractCegarLoop]: Abstraction has 735 states and 1095 transitions. [2024-11-13 15:13:24,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1095 transitions. [2024-11-13 15:13:24,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-13 15:13:24,784 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:24,784 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:24,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 15:13:24,785 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:24,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:24,786 INFO L85 PathProgramCache]: Analyzing trace with hash -2108760781, now seen corresponding path program 1 times [2024-11-13 15:13:24,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:24,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587802866] [2024-11-13 15:13:24,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:26,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:26,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587802866] [2024-11-13 15:13:26,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587802866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:26,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:26,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:26,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76510931] [2024-11-13 15:13:26,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:26,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:26,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:26,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:26,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:26,125 INFO L87 Difference]: Start difference. First operand 735 states and 1095 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:26,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:26,228 INFO L93 Difference]: Finished difference Result 1422 states and 2119 transitions. [2024-11-13 15:13:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:26,228 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-13 15:13:26,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:26,232 INFO L225 Difference]: With dead ends: 1422 [2024-11-13 15:13:26,232 INFO L226 Difference]: Without dead ends: 741 [2024-11-13 15:13:26,233 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:26,234 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 5 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:26,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:26,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2024-11-13 15:13:26,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 739. [2024-11-13 15:13:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 738 states have (on average 1.4905149051490514) internal successors, (1100), 738 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1100 transitions. [2024-11-13 15:13:26,257 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1100 transitions. Word has length 145 [2024-11-13 15:13:26,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:26,258 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1100 transitions. [2024-11-13 15:13:26,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:26,258 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1100 transitions. [2024-11-13 15:13:26,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-13 15:13:26,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:26,260 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:26,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 15:13:26,261 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:26,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:26,261 INFO L85 PathProgramCache]: Analyzing trace with hash -478641492, now seen corresponding path program 1 times [2024-11-13 15:13:26,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:26,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811552362] [2024-11-13 15:13:26,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:26,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:27,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:27,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811552362] [2024-11-13 15:13:27,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811552362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:27,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:27,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:13:27,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355179421] [2024-11-13 15:13:27,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:27,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:13:27,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:27,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:13:27,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:27,859 INFO L87 Difference]: Start difference. First operand 739 states and 1100 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:28,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:28,145 INFO L93 Difference]: Finished difference Result 1432 states and 2132 transitions. [2024-11-13 15:13:28,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:13:28,145 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-13 15:13:28,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:28,149 INFO L225 Difference]: With dead ends: 1432 [2024-11-13 15:13:28,150 INFO L226 Difference]: Without dead ends: 747 [2024-11-13 15:13:28,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:13:28,153 INFO L432 NwaCegarLoop]: 1050 mSDtfsCounter, 982 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:28,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [982 Valid, 4192 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:28,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2024-11-13 15:13:28,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 744. [2024-11-13 15:13:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 744 states, 743 states have (on average 1.4885598923283985) internal successors, (1106), 743 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1106 transitions. [2024-11-13 15:13:28,180 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1106 transitions. Word has length 145 [2024-11-13 15:13:28,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:28,181 INFO L471 AbstractCegarLoop]: Abstraction has 744 states and 1106 transitions. [2024-11-13 15:13:28,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1106 transitions. [2024-11-13 15:13:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 15:13:28,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:28,183 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:28,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 15:13:28,183 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:28,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:28,184 INFO L85 PathProgramCache]: Analyzing trace with hash 653921531, now seen corresponding path program 1 times [2024-11-13 15:13:28,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:28,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092467856] [2024-11-13 15:13:28,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:28,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:29,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:29,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092467856] [2024-11-13 15:13:29,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092467856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:29,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:29,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:29,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745463044] [2024-11-13 15:13:29,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:29,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:29,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:29,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:29,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:29,428 INFO L87 Difference]: Start difference. First operand 744 states and 1106 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:29,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:29,541 INFO L93 Difference]: Finished difference Result 1442 states and 2144 transitions. [2024-11-13 15:13:29,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:29,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2024-11-13 15:13:29,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:29,545 INFO L225 Difference]: With dead ends: 1442 [2024-11-13 15:13:29,545 INFO L226 Difference]: Without dead ends: 752 [2024-11-13 15:13:29,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:29,547 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:29,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:29,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2024-11-13 15:13:29,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 750. [2024-11-13 15:13:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 749 states have (on average 1.4873164218958612) internal successors, (1114), 749 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1114 transitions. [2024-11-13 15:13:29,576 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1114 transitions. Word has length 146 [2024-11-13 15:13:29,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:29,576 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1114 transitions. [2024-11-13 15:13:29,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:29,577 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1114 transitions. [2024-11-13 15:13:29,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-13 15:13:29,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:29,579 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:29,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 15:13:29,580 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:29,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:29,580 INFO L85 PathProgramCache]: Analyzing trace with hash 41826637, now seen corresponding path program 1 times [2024-11-13 15:13:29,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:29,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505214071] [2024-11-13 15:13:29,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:29,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:30,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:30,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505214071] [2024-11-13 15:13:30,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505214071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:30,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:30,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:30,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957255648] [2024-11-13 15:13:30,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:30,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:30,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:30,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:30,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:30,460 INFO L87 Difference]: Start difference. First operand 750 states and 1114 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:30,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:30,546 INFO L93 Difference]: Finished difference Result 1454 states and 2160 transitions. [2024-11-13 15:13:30,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:30,547 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2024-11-13 15:13:30,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:30,550 INFO L225 Difference]: With dead ends: 1454 [2024-11-13 15:13:30,550 INFO L226 Difference]: Without dead ends: 758 [2024-11-13 15:13:30,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:30,553 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:30,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:30,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-13 15:13:30,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 756. [2024-11-13 15:13:30,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 755 states have (on average 1.486092715231788) internal successors, (1122), 755 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1122 transitions. [2024-11-13 15:13:30,575 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1122 transitions. Word has length 147 [2024-11-13 15:13:30,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:30,575 INFO L471 AbstractCegarLoop]: Abstraction has 756 states and 1122 transitions. [2024-11-13 15:13:30,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1122 transitions. [2024-11-13 15:13:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-13 15:13:30,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:30,577 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:30,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 15:13:30,581 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:30,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:30,582 INFO L85 PathProgramCache]: Analyzing trace with hash -534235468, now seen corresponding path program 1 times [2024-11-13 15:13:30,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:30,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480072809] [2024-11-13 15:13:30,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:30,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:31,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:31,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480072809] [2024-11-13 15:13:31,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480072809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:31,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:31,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:31,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832900531] [2024-11-13 15:13:31,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:31,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:31,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:31,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:31,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:31,852 INFO L87 Difference]: Start difference. First operand 756 states and 1122 transitions. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:31,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:31,971 INFO L93 Difference]: Finished difference Result 1670 states and 2475 transitions. [2024-11-13 15:13:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:31,973 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 148 [2024-11-13 15:13:31,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:31,981 INFO L225 Difference]: With dead ends: 1670 [2024-11-13 15:13:31,982 INFO L226 Difference]: Without dead ends: 968 [2024-11-13 15:13:31,983 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:31,983 INFO L432 NwaCegarLoop]: 1073 mSDtfsCounter, 172 mSDsluCounter, 3468 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 4541 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:31,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 4541 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:31,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2024-11-13 15:13:32,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 965. [2024-11-13 15:13:32,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 965 states, 964 states have (on average 1.4802904564315353) internal successors, (1427), 964 states have internal predecessors, (1427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1427 transitions. [2024-11-13 15:13:32,020 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1427 transitions. Word has length 148 [2024-11-13 15:13:32,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:32,021 INFO L471 AbstractCegarLoop]: Abstraction has 965 states and 1427 transitions. [2024-11-13 15:13:32,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1427 transitions. [2024-11-13 15:13:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 15:13:32,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:32,024 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:32,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 15:13:32,025 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:32,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:32,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1527457361, now seen corresponding path program 1 times [2024-11-13 15:13:32,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:32,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963256321] [2024-11-13 15:13:32,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:32,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:33,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:33,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963256321] [2024-11-13 15:13:33,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963256321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:33,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:33,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:13:33,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010896245] [2024-11-13 15:13:33,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:33,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:13:33,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:33,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:13:33,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:33,272 INFO L87 Difference]: Start difference. First operand 965 states and 1427 transitions. Second operand has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:33,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:33,425 INFO L93 Difference]: Finished difference Result 1884 states and 2786 transitions. [2024-11-13 15:13:33,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:13:33,426 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-13 15:13:33,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:33,432 INFO L225 Difference]: With dead ends: 1884 [2024-11-13 15:13:33,432 INFO L226 Difference]: Without dead ends: 973 [2024-11-13 15:13:33,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:33,434 INFO L432 NwaCegarLoop]: 1069 mSDtfsCounter, 172 mSDsluCounter, 5330 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 6399 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:33,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 6399 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:33,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-11-13 15:13:33,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 972. [2024-11-13 15:13:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 972 states, 971 states have (on average 1.4799176107106076) internal successors, (1437), 971 states have internal predecessors, (1437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1437 transitions. [2024-11-13 15:13:33,467 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1437 transitions. Word has length 149 [2024-11-13 15:13:33,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:33,467 INFO L471 AbstractCegarLoop]: Abstraction has 972 states and 1437 transitions. [2024-11-13 15:13:33,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:33,468 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1437 transitions. [2024-11-13 15:13:33,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 15:13:33,470 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:33,470 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:33,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 15:13:33,471 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:33,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:33,471 INFO L85 PathProgramCache]: Analyzing trace with hash -744191574, now seen corresponding path program 1 times [2024-11-13 15:13:33,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:33,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027598491] [2024-11-13 15:13:33,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:33,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:33,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027598491] [2024-11-13 15:13:33,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027598491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:33,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:33,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:33,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491124091] [2024-11-13 15:13:33,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:33,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:33,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:33,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:33,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:33,995 INFO L87 Difference]: Start difference. First operand 972 states and 1437 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:34,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:34,082 INFO L93 Difference]: Finished difference Result 1908 states and 2821 transitions. [2024-11-13 15:13:34,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:34,082 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-13 15:13:34,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:34,087 INFO L225 Difference]: With dead ends: 1908 [2024-11-13 15:13:34,087 INFO L226 Difference]: Without dead ends: 990 [2024-11-13 15:13:34,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:34,089 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 16 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:34,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:34,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2024-11-13 15:13:34,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 990. [2024-11-13 15:13:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 989 states have (on average 1.4792719919110213) internal successors, (1463), 989 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:34,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1463 transitions. [2024-11-13 15:13:34,119 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1463 transitions. Word has length 149 [2024-11-13 15:13:34,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:34,119 INFO L471 AbstractCegarLoop]: Abstraction has 990 states and 1463 transitions. [2024-11-13 15:13:34,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1463 transitions. [2024-11-13 15:13:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-13 15:13:34,122 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:34,122 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:34,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 15:13:34,123 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:34,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:34,123 INFO L85 PathProgramCache]: Analyzing trace with hash -971648553, now seen corresponding path program 1 times [2024-11-13 15:13:34,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:34,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212903320] [2024-11-13 15:13:34,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:34,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:35,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:35,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:35,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212903320] [2024-11-13 15:13:35,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212903320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:35,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:35,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:35,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325114356] [2024-11-13 15:13:35,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:35,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:35,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:35,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:35,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:35,030 INFO L87 Difference]: Start difference. First operand 990 states and 1463 transitions. Second operand has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:35,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:35,179 INFO L93 Difference]: Finished difference Result 1928 states and 2849 transitions. [2024-11-13 15:13:35,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:35,180 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-11-13 15:13:35,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:35,184 INFO L225 Difference]: With dead ends: 1928 [2024-11-13 15:13:35,184 INFO L226 Difference]: Without dead ends: 992 [2024-11-13 15:13:35,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:35,186 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1047 mSDsluCounter, 3198 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1047 SdHoareTripleChecker+Valid, 4269 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:35,187 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1047 Valid, 4269 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:35,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2024-11-13 15:13:35,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 992. [2024-11-13 15:13:35,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 992 states, 991 states have (on average 1.4783047426841573) internal successors, (1465), 991 states have internal predecessors, (1465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1465 transitions. [2024-11-13 15:13:35,217 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1465 transitions. Word has length 150 [2024-11-13 15:13:35,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:35,217 INFO L471 AbstractCegarLoop]: Abstraction has 992 states and 1465 transitions. [2024-11-13 15:13:35,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1465 transitions. [2024-11-13 15:13:35,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-13 15:13:35,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:35,220 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:35,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 15:13:35,221 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:35,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:35,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1293790685, now seen corresponding path program 1 times [2024-11-13 15:13:35,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:35,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692624498] [2024-11-13 15:13:35,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:35,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:36,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:36,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:36,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692624498] [2024-11-13 15:13:36,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692624498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:36,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:36,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-13 15:13:36,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798096346] [2024-11-13 15:13:36,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:36,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:13:36,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:36,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:13:36,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:13:36,788 INFO L87 Difference]: Start difference. First operand 992 states and 1465 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:37,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:37,060 INFO L93 Difference]: Finished difference Result 1948 states and 2877 transitions. [2024-11-13 15:13:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 15:13:37,061 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-13 15:13:37,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:37,065 INFO L225 Difference]: With dead ends: 1948 [2024-11-13 15:13:37,065 INFO L226 Difference]: Without dead ends: 1010 [2024-11-13 15:13:37,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-13 15:13:37,068 INFO L432 NwaCegarLoop]: 1070 mSDtfsCounter, 1052 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 7459 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:37,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 7459 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:37,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-11-13 15:13:37,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 1006. [2024-11-13 15:13:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 1005 states have (on average 1.4776119402985075) internal successors, (1485), 1005 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1485 transitions. [2024-11-13 15:13:37,098 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1485 transitions. Word has length 151 [2024-11-13 15:13:37,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:37,098 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1485 transitions. [2024-11-13 15:13:37,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1485 transitions. [2024-11-13 15:13:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-13 15:13:37,102 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:37,102 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:37,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 15:13:37,103 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:37,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:37,104 INFO L85 PathProgramCache]: Analyzing trace with hash -492666091, now seen corresponding path program 1 times [2024-11-13 15:13:37,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:37,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636024837] [2024-11-13 15:13:37,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:37,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:37,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:37,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636024837] [2024-11-13 15:13:37,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636024837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:37,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:37,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:37,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546421861] [2024-11-13 15:13:37,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:37,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:37,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:37,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:37,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:37,762 INFO L87 Difference]: Start difference. First operand 1006 states and 1485 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:37,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:37,853 INFO L93 Difference]: Finished difference Result 1978 states and 2920 transitions. [2024-11-13 15:13:37,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:37,854 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-13 15:13:37,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:37,859 INFO L225 Difference]: With dead ends: 1978 [2024-11-13 15:13:37,859 INFO L226 Difference]: Without dead ends: 1026 [2024-11-13 15:13:37,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:37,862 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:37,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:37,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2024-11-13 15:13:37,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 1026. [2024-11-13 15:13:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 1025 states have (on average 1.4760975609756097) internal successors, (1513), 1025 states have internal predecessors, (1513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1513 transitions. [2024-11-13 15:13:37,901 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1513 transitions. Word has length 151 [2024-11-13 15:13:37,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:37,902 INFO L471 AbstractCegarLoop]: Abstraction has 1026 states and 1513 transitions. [2024-11-13 15:13:37,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1513 transitions. [2024-11-13 15:13:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 15:13:37,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:37,906 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:37,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 15:13:37,906 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:37,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:37,907 INFO L85 PathProgramCache]: Analyzing trace with hash -598317342, now seen corresponding path program 1 times [2024-11-13 15:13:37,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:37,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470534459] [2024-11-13 15:13:37,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:37,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:38,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:38,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:38,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470534459] [2024-11-13 15:13:38,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470534459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:38,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:38,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:38,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368597020] [2024-11-13 15:13:38,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:38,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:38,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:38,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:38,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:38,990 INFO L87 Difference]: Start difference. First operand 1026 states and 1513 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:39,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:39,256 INFO L93 Difference]: Finished difference Result 2424 states and 3568 transitions. [2024-11-13 15:13:39,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:39,257 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-13 15:13:39,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:39,263 INFO L225 Difference]: With dead ends: 2424 [2024-11-13 15:13:39,263 INFO L226 Difference]: Without dead ends: 1452 [2024-11-13 15:13:39,266 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:13:39,266 INFO L432 NwaCegarLoop]: 1063 mSDtfsCounter, 2133 mSDsluCounter, 3179 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2133 SdHoareTripleChecker+Valid, 4242 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:39,267 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2133 Valid, 4242 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:39,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2024-11-13 15:13:39,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1030. [2024-11-13 15:13:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1029 states have (on average 1.4761904761904763) internal successors, (1519), 1029 states have internal predecessors, (1519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:39,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1519 transitions. [2024-11-13 15:13:39,303 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1519 transitions. Word has length 152 [2024-11-13 15:13:39,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:39,304 INFO L471 AbstractCegarLoop]: Abstraction has 1030 states and 1519 transitions. [2024-11-13 15:13:39,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:39,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1519 transitions. [2024-11-13 15:13:39,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 15:13:39,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:39,309 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:39,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 15:13:39,309 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:39,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:39,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1301691332, now seen corresponding path program 1 times [2024-11-13 15:13:39,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:39,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774598443] [2024-11-13 15:13:39,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:39,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:39,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:39,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774598443] [2024-11-13 15:13:39,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774598443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:39,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:39,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:39,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774433102] [2024-11-13 15:13:39,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:39,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:39,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:39,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:39,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:39,751 INFO L87 Difference]: Start difference. First operand 1030 states and 1519 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:39,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:39,828 INFO L93 Difference]: Finished difference Result 2062 states and 3040 transitions. [2024-11-13 15:13:39,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:39,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-13 15:13:39,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:39,833 INFO L225 Difference]: With dead ends: 2062 [2024-11-13 15:13:39,833 INFO L226 Difference]: Without dead ends: 1086 [2024-11-13 15:13:39,834 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:39,835 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:39,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:39,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2024-11-13 15:13:39,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 1086. [2024-11-13 15:13:39,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1086 states, 1085 states have (on average 1.4737327188940093) internal successors, (1599), 1085 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:39,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 1086 states and 1599 transitions. [2024-11-13 15:13:39,870 INFO L78 Accepts]: Start accepts. Automaton has 1086 states and 1599 transitions. Word has length 152 [2024-11-13 15:13:39,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:39,870 INFO L471 AbstractCegarLoop]: Abstraction has 1086 states and 1599 transitions. [2024-11-13 15:13:39,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1599 transitions. [2024-11-13 15:13:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 15:13:39,874 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:39,874 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:39,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 15:13:39,875 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:39,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:39,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1915322745, now seen corresponding path program 1 times [2024-11-13 15:13:39,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:39,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706736470] [2024-11-13 15:13:39,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:39,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:40,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:40,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706736470] [2024-11-13 15:13:40,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706736470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:40,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:40,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:40,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685803278] [2024-11-13 15:13:40,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:40,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:40,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:40,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:40,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:40,419 INFO L87 Difference]: Start difference. First operand 1086 states and 1599 transitions. Second operand has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:40,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:40,497 INFO L93 Difference]: Finished difference Result 2138 states and 3148 transitions. [2024-11-13 15:13:40,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:40,497 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-11-13 15:13:40,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:40,502 INFO L225 Difference]: With dead ends: 2138 [2024-11-13 15:13:40,502 INFO L226 Difference]: Without dead ends: 1106 [2024-11-13 15:13:40,504 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:40,504 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:40,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:40,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2024-11-13 15:13:40,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 1106. [2024-11-13 15:13:40,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.472398190045249) internal successors, (1627), 1105 states have internal predecessors, (1627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1627 transitions. [2024-11-13 15:13:40,539 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1627 transitions. Word has length 153 [2024-11-13 15:13:40,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:40,539 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1627 transitions. [2024-11-13 15:13:40,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1627 transitions. [2024-11-13 15:13:40,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 15:13:40,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:40,542 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:40,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 15:13:40,543 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:40,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:40,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1759097479, now seen corresponding path program 1 times [2024-11-13 15:13:40,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:40,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337395187] [2024-11-13 15:13:40,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:40,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:41,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:41,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337395187] [2024-11-13 15:13:41,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337395187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:41,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:41,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:41,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70518466] [2024-11-13 15:13:41,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:41,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:41,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:41,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:41,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:41,517 INFO L87 Difference]: Start difference. First operand 1106 states and 1627 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:42,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:42,037 INFO L93 Difference]: Finished difference Result 2622 states and 3850 transitions. [2024-11-13 15:13:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:42,038 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-11-13 15:13:42,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:42,044 INFO L225 Difference]: With dead ends: 2622 [2024-11-13 15:13:42,044 INFO L226 Difference]: Without dead ends: 1570 [2024-11-13 15:13:42,046 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:13:42,047 INFO L432 NwaCegarLoop]: 1555 mSDtfsCounter, 1588 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 5679 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:42,047 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1588 Valid, 5679 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 15:13:42,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2024-11-13 15:13:42,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1106. [2024-11-13 15:13:42,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.472398190045249) internal successors, (1627), 1105 states have internal predecessors, (1627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1627 transitions. [2024-11-13 15:13:42,084 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1627 transitions. Word has length 153 [2024-11-13 15:13:42,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:42,085 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1627 transitions. [2024-11-13 15:13:42,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:42,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1627 transitions. [2024-11-13 15:13:42,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-13 15:13:42,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:42,088 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:42,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 15:13:42,088 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:42,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:42,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1931351729, now seen corresponding path program 1 times [2024-11-13 15:13:42,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:42,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77429289] [2024-11-13 15:13:42,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:42,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:42,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:42,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:42,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77429289] [2024-11-13 15:13:42,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77429289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:42,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:42,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:42,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450877729] [2024-11-13 15:13:42,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:42,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:42,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:42,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:42,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:42,588 INFO L87 Difference]: Start difference. First operand 1106 states and 1627 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:42,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:42,648 INFO L93 Difference]: Finished difference Result 2212 states and 3252 transitions. [2024-11-13 15:13:42,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:42,649 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-13 15:13:42,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:42,653 INFO L225 Difference]: With dead ends: 2212 [2024-11-13 15:13:42,653 INFO L226 Difference]: Without dead ends: 1160 [2024-11-13 15:13:42,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:42,655 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:42,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:42,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2024-11-13 15:13:42,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1160. [2024-11-13 15:13:42,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1160 states, 1159 states have (on average 1.4693701466781708) internal successors, (1703), 1159 states have internal predecessors, (1703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1703 transitions. [2024-11-13 15:13:42,683 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1703 transitions. Word has length 154 [2024-11-13 15:13:42,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:42,683 INFO L471 AbstractCegarLoop]: Abstraction has 1160 states and 1703 transitions. [2024-11-13 15:13:42,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1703 transitions. [2024-11-13 15:13:42,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-13 15:13:42,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:42,686 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:42,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 15:13:42,687 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:42,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:42,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1177703995, now seen corresponding path program 1 times [2024-11-13 15:13:42,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:42,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581741793] [2024-11-13 15:13:42,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:42,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:43,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:43,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:43,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581741793] [2024-11-13 15:13:43,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581741793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:43,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:43,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:13:43,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031284517] [2024-11-13 15:13:43,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:43,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:13:43,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:43,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:13:43,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:43,703 INFO L87 Difference]: Start difference. First operand 1160 states and 1703 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:43,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:43,959 INFO L93 Difference]: Finished difference Result 2273 states and 3337 transitions. [2024-11-13 15:13:43,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:13:43,959 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-13 15:13:43,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:43,964 INFO L225 Difference]: With dead ends: 2273 [2024-11-13 15:13:43,964 INFO L226 Difference]: Without dead ends: 1167 [2024-11-13 15:13:43,966 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:13:43,967 INFO L432 NwaCegarLoop]: 1047 mSDtfsCounter, 940 mSDsluCounter, 4173 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 5220 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:43,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [940 Valid, 5220 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:43,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2024-11-13 15:13:43,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 1166. [2024-11-13 15:13:44,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1166 states, 1165 states have (on average 1.4678111587982832) internal successors, (1710), 1165 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1710 transitions. [2024-11-13 15:13:44,006 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1710 transitions. Word has length 154 [2024-11-13 15:13:44,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:44,006 INFO L471 AbstractCegarLoop]: Abstraction has 1166 states and 1710 transitions. [2024-11-13 15:13:44,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1710 transitions. [2024-11-13 15:13:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-13 15:13:44,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:44,009 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:44,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 15:13:44,010 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:44,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:44,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1593628299, now seen corresponding path program 1 times [2024-11-13 15:13:44,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:44,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697872677] [2024-11-13 15:13:44,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:44,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:44,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:44,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697872677] [2024-11-13 15:13:44,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697872677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:44,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:44,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:44,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200591137] [2024-11-13 15:13:44,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:44,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:44,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:44,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:44,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:44,468 INFO L87 Difference]: Start difference. First operand 1166 states and 1710 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:44,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:44,547 INFO L93 Difference]: Finished difference Result 2298 states and 3370 transitions. [2024-11-13 15:13:44,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:44,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-13 15:13:44,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:44,555 INFO L225 Difference]: With dead ends: 2298 [2024-11-13 15:13:44,555 INFO L226 Difference]: Without dead ends: 1186 [2024-11-13 15:13:44,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:44,559 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:44,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:44,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1186 states. [2024-11-13 15:13:44,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1186 to 1186. [2024-11-13 15:13:44,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1186 states, 1185 states have (on average 1.4666666666666666) internal successors, (1738), 1185 states have internal predecessors, (1738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1186 states and 1738 transitions. [2024-11-13 15:13:44,604 INFO L78 Accepts]: Start accepts. Automaton has 1186 states and 1738 transitions. Word has length 155 [2024-11-13 15:13:44,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:44,604 INFO L471 AbstractCegarLoop]: Abstraction has 1186 states and 1738 transitions. [2024-11-13 15:13:44,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1738 transitions. [2024-11-13 15:13:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-13 15:13:44,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:44,610 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:44,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 15:13:44,610 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:44,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:44,611 INFO L85 PathProgramCache]: Analyzing trace with hash -584539492, now seen corresponding path program 1 times [2024-11-13 15:13:44,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:44,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627121613] [2024-11-13 15:13:44,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:44,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:45,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:45,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627121613] [2024-11-13 15:13:45,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627121613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:45,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:45,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:45,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098373505] [2024-11-13 15:13:45,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:45,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:45,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:45,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:45,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:45,479 INFO L87 Difference]: Start difference. First operand 1186 states and 1738 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:45,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:45,696 INFO L93 Difference]: Finished difference Result 2763 states and 4040 transitions. [2024-11-13 15:13:45,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:45,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-13 15:13:45,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:45,707 INFO L225 Difference]: With dead ends: 2763 [2024-11-13 15:13:45,707 INFO L226 Difference]: Without dead ends: 1631 [2024-11-13 15:13:45,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:45,711 INFO L432 NwaCegarLoop]: 1064 mSDtfsCounter, 514 mSDsluCounter, 3104 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 4168 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:45,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 4168 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:45,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2024-11-13 15:13:45,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1188. [2024-11-13 15:13:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1188 states, 1187 states have (on average 1.4658803706823926) internal successors, (1740), 1187 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1188 states and 1740 transitions. [2024-11-13 15:13:45,757 INFO L78 Accepts]: Start accepts. Automaton has 1188 states and 1740 transitions. Word has length 155 [2024-11-13 15:13:45,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:45,757 INFO L471 AbstractCegarLoop]: Abstraction has 1188 states and 1740 transitions. [2024-11-13 15:13:45,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1740 transitions. [2024-11-13 15:13:45,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-13 15:13:45,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:45,762 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:45,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 15:13:45,762 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:45,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:45,763 INFO L85 PathProgramCache]: Analyzing trace with hash 800476028, now seen corresponding path program 1 times [2024-11-13 15:13:45,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:45,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135212418] [2024-11-13 15:13:45,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:45,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:46,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:46,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135212418] [2024-11-13 15:13:46,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135212418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:46,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:46,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:46,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111828395] [2024-11-13 15:13:46,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:46,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:46,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:46,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:46,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:46,219 INFO L87 Difference]: Start difference. First operand 1188 states and 1740 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:46,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:46,293 INFO L93 Difference]: Finished difference Result 2382 states and 3486 transitions. [2024-11-13 15:13:46,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:46,294 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 156 [2024-11-13 15:13:46,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:46,300 INFO L225 Difference]: With dead ends: 2382 [2024-11-13 15:13:46,301 INFO L226 Difference]: Without dead ends: 1250 [2024-11-13 15:13:46,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:46,303 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:46,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:46,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1250 states. [2024-11-13 15:13:46,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1250 to 1250. [2024-11-13 15:13:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1250 states, 1249 states have (on average 1.4619695756605284) internal successors, (1826), 1249 states have internal predecessors, (1826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1826 transitions. [2024-11-13 15:13:46,338 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1826 transitions. Word has length 156 [2024-11-13 15:13:46,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:46,339 INFO L471 AbstractCegarLoop]: Abstraction has 1250 states and 1826 transitions. [2024-11-13 15:13:46,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1826 transitions. [2024-11-13 15:13:46,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 15:13:46,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:46,342 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:46,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-13 15:13:46,342 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:46,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:46,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1792794919, now seen corresponding path program 1 times [2024-11-13 15:13:46,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:46,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238161121] [2024-11-13 15:13:46,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:46,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:46,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:46,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:46,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238161121] [2024-11-13 15:13:46,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238161121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:46,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:46,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:46,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86314455] [2024-11-13 15:13:46,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:46,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:46,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:46,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:46,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:46,775 INFO L87 Difference]: Start difference. First operand 1250 states and 1826 transitions. Second operand has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:46,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:46,844 INFO L93 Difference]: Finished difference Result 2464 states and 3600 transitions. [2024-11-13 15:13:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:46,845 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2024-11-13 15:13:46,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:46,850 INFO L225 Difference]: With dead ends: 2464 [2024-11-13 15:13:46,850 INFO L226 Difference]: Without dead ends: 1270 [2024-11-13 15:13:46,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:46,852 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:46,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:46,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-11-13 15:13:46,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1270. [2024-11-13 15:13:46,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1269 states have (on average 1.4609929078014185) internal successors, (1854), 1269 states have internal predecessors, (1854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:46,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1854 transitions. [2024-11-13 15:13:46,889 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1854 transitions. Word has length 157 [2024-11-13 15:13:46,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:46,889 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 1854 transitions. [2024-11-13 15:13:46,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1854 transitions. [2024-11-13 15:13:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-13 15:13:46,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:46,892 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:46,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-13 15:13:46,892 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:46,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:46,893 INFO L85 PathProgramCache]: Analyzing trace with hash 774506417, now seen corresponding path program 1 times [2024-11-13 15:13:46,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:46,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375524534] [2024-11-13 15:13:46,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:46,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:47,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:47,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375524534] [2024-11-13 15:13:47,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375524534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:47,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:47,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:13:47,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226912646] [2024-11-13 15:13:47,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:47,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:13:47,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:47,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:13:47,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:47,490 INFO L87 Difference]: Start difference. First operand 1270 states and 1854 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:47,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:47,569 INFO L93 Difference]: Finished difference Result 2540 states and 3708 transitions. [2024-11-13 15:13:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:13:47,570 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2024-11-13 15:13:47,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:47,580 INFO L225 Difference]: With dead ends: 2540 [2024-11-13 15:13:47,584 INFO L226 Difference]: Without dead ends: 1326 [2024-11-13 15:13:47,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:13:47,587 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:47,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:13:47,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2024-11-13 15:13:47,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1326. [2024-11-13 15:13:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1326 states, 1325 states have (on average 1.459622641509434) internal successors, (1934), 1325 states have internal predecessors, (1934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1326 states and 1934 transitions. [2024-11-13 15:13:47,632 INFO L78 Accepts]: Start accepts. Automaton has 1326 states and 1934 transitions. Word has length 158 [2024-11-13 15:13:47,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:47,633 INFO L471 AbstractCegarLoop]: Abstraction has 1326 states and 1934 transitions. [2024-11-13 15:13:47,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1934 transitions. [2024-11-13 15:13:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-13 15:13:47,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:47,637 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:47,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-13 15:13:47,637 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:47,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:47,638 INFO L85 PathProgramCache]: Analyzing trace with hash 701579221, now seen corresponding path program 1 times [2024-11-13 15:13:47,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:47,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304462472] [2024-11-13 15:13:47,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:47,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:49,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:49,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:49,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304462472] [2024-11-13 15:13:49,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304462472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:49,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:49,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-13 15:13:49,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560979231] [2024-11-13 15:13:49,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:49,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-13 15:13:49,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:49,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-13 15:13:49,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2024-11-13 15:13:49,203 INFO L87 Difference]: Start difference. First operand 1326 states and 1934 transitions. Second operand has 17 states, 17 states have (on average 9.352941176470589) internal successors, (159), 17 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:49,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:49,878 INFO L93 Difference]: Finished difference Result 2716 states and 3964 transitions. [2024-11-13 15:13:49,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 15:13:49,878 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 9.352941176470589) internal successors, (159), 17 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2024-11-13 15:13:49,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:49,883 INFO L225 Difference]: With dead ends: 2716 [2024-11-13 15:13:49,883 INFO L226 Difference]: Without dead ends: 1446 [2024-11-13 15:13:49,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-11-13 15:13:49,887 INFO L432 NwaCegarLoop]: 1094 mSDtfsCounter, 48 mSDsluCounter, 16306 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 17400 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:49,888 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 17400 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-13 15:13:49,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2024-11-13 15:13:49,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1424. [2024-11-13 15:13:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1423 states have (on average 1.4617006324666197) internal successors, (2080), 1423 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2080 transitions. [2024-11-13 15:13:49,925 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2080 transitions. Word has length 159 [2024-11-13 15:13:49,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:49,926 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 2080 transitions. [2024-11-13 15:13:49,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 9.352941176470589) internal successors, (159), 17 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:49,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2080 transitions. [2024-11-13 15:13:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-13 15:13:49,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:49,929 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:49,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-13 15:13:49,931 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:49,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:49,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1065455175, now seen corresponding path program 1 times [2024-11-13 15:13:49,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:49,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283218515] [2024-11-13 15:13:49,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:49,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:50,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:50,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283218515] [2024-11-13 15:13:50,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283218515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:50,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:50,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:13:50,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116524924] [2024-11-13 15:13:50,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:50,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:13:50,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:50,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:13:50,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:50,885 INFO L87 Difference]: Start difference. First operand 1424 states and 2080 transitions. Second operand has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:51,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:51,139 INFO L93 Difference]: Finished difference Result 2804 states and 4096 transitions. [2024-11-13 15:13:51,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:51,140 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2024-11-13 15:13:51,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:51,144 INFO L225 Difference]: With dead ends: 2804 [2024-11-13 15:13:51,144 INFO L226 Difference]: Without dead ends: 1436 [2024-11-13 15:13:51,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:13:51,146 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1043 mSDsluCounter, 4191 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:51,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 5243 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:51,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2024-11-13 15:13:51,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1436. [2024-11-13 15:13:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 1435 states have (on average 1.4606271777003483) internal successors, (2096), 1435 states have internal predecessors, (2096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 2096 transitions. [2024-11-13 15:13:51,180 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 2096 transitions. Word has length 159 [2024-11-13 15:13:51,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:51,181 INFO L471 AbstractCegarLoop]: Abstraction has 1436 states and 2096 transitions. [2024-11-13 15:13:51,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:51,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2096 transitions. [2024-11-13 15:13:51,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-13 15:13:51,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:51,184 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:51,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-13 15:13:51,185 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:51,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:51,185 INFO L85 PathProgramCache]: Analyzing trace with hash -523030237, now seen corresponding path program 1 times [2024-11-13 15:13:51,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:51,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840094251] [2024-11-13 15:13:51,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:51,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:51,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:51,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:51,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840094251] [2024-11-13 15:13:51,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840094251] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:51,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:51,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:51,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680568119] [2024-11-13 15:13:51,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:51,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:51,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:51,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:51,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:51,851 INFO L87 Difference]: Start difference. First operand 1436 states and 2096 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:51,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:51,948 INFO L93 Difference]: Finished difference Result 2834 states and 4138 transitions. [2024-11-13 15:13:51,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:51,949 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-11-13 15:13:51,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:51,953 INFO L225 Difference]: With dead ends: 2834 [2024-11-13 15:13:51,953 INFO L226 Difference]: Without dead ends: 1454 [2024-11-13 15:13:51,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:51,956 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:51,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:51,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2024-11-13 15:13:51,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1350. [2024-11-13 15:13:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1349 states have (on average 1.457375833951075) internal successors, (1966), 1349 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:51,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 1966 transitions. [2024-11-13 15:13:51,987 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 1966 transitions. Word has length 160 [2024-11-13 15:13:51,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:51,988 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 1966 transitions. [2024-11-13 15:13:51,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:51,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1966 transitions. [2024-11-13 15:13:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-13 15:13:51,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:51,991 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:51,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-13 15:13:51,991 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:51,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:51,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1463394073, now seen corresponding path program 1 times [2024-11-13 15:13:51,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:51,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45136268] [2024-11-13 15:13:51,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:51,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:53,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:53,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:53,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45136268] [2024-11-13 15:13:53,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45136268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:53,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:53,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:13:53,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438156825] [2024-11-13 15:13:53,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:53,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:13:53,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:53,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:13:53,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:53,091 INFO L87 Difference]: Start difference. First operand 1350 states and 1966 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:53,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:53,262 INFO L93 Difference]: Finished difference Result 2664 states and 3880 transitions. [2024-11-13 15:13:53,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:53,262 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-11-13 15:13:53,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:53,266 INFO L225 Difference]: With dead ends: 2664 [2024-11-13 15:13:53,266 INFO L226 Difference]: Without dead ends: 1370 [2024-11-13 15:13:53,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:53,269 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 5333 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6404 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:53,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6404 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:53,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2024-11-13 15:13:53,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1362. [2024-11-13 15:13:53,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1362 states, 1361 states have (on average 1.4562821454812638) internal successors, (1982), 1361 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1982 transitions. [2024-11-13 15:13:53,300 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1982 transitions. Word has length 160 [2024-11-13 15:13:53,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:53,300 INFO L471 AbstractCegarLoop]: Abstraction has 1362 states and 1982 transitions. [2024-11-13 15:13:53,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1982 transitions. [2024-11-13 15:13:53,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-13 15:13:53,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:53,303 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:53,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-13 15:13:53,304 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:53,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:53,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1549343832, now seen corresponding path program 1 times [2024-11-13 15:13:53,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:53,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591242240] [2024-11-13 15:13:53,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:53,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:54,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:54,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591242240] [2024-11-13 15:13:54,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591242240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:54,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:54,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:13:54,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001688134] [2024-11-13 15:13:54,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:54,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:13:54,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:54,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:13:54,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:13:54,233 INFO L87 Difference]: Start difference. First operand 1362 states and 1982 transitions. Second operand has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:54,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:54,479 INFO L93 Difference]: Finished difference Result 2704 states and 3936 transitions. [2024-11-13 15:13:54,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 15:13:54,479 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 161 [2024-11-13 15:13:54,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:54,483 INFO L225 Difference]: With dead ends: 2704 [2024-11-13 15:13:54,484 INFO L226 Difference]: Without dead ends: 1398 [2024-11-13 15:13:54,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-13 15:13:54,486 INFO L432 NwaCegarLoop]: 1062 mSDtfsCounter, 20 mSDsluCounter, 7428 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 8490 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:54,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 8490 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:54,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2024-11-13 15:13:54,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1380. [2024-11-13 15:13:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1380 states, 1379 states have (on average 1.4561276287164613) internal successors, (2008), 1379 states have internal predecessors, (2008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 2008 transitions. [2024-11-13 15:13:54,514 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 2008 transitions. Word has length 161 [2024-11-13 15:13:54,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:54,515 INFO L471 AbstractCegarLoop]: Abstraction has 1380 states and 2008 transitions. [2024-11-13 15:13:54,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2008 transitions. [2024-11-13 15:13:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-13 15:13:54,518 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:54,518 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:54,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-13 15:13:54,518 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:54,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:54,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1367506223, now seen corresponding path program 1 times [2024-11-13 15:13:54,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:54,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235839531] [2024-11-13 15:13:54,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:54,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:55,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:55,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:55,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235839531] [2024-11-13 15:13:55,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235839531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:55,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:55,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:55,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316964237] [2024-11-13 15:13:55,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:55,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:55,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:55,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:55,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:55,271 INFO L87 Difference]: Start difference. First operand 1380 states and 2008 transitions. Second operand has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:55,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:55,359 INFO L93 Difference]: Finished difference Result 2712 states and 3948 transitions. [2024-11-13 15:13:55,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:55,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-13 15:13:55,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:55,363 INFO L225 Difference]: With dead ends: 2712 [2024-11-13 15:13:55,364 INFO L226 Difference]: Without dead ends: 1388 [2024-11-13 15:13:55,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:55,367 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:55,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:55,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-11-13 15:13:55,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1372. [2024-11-13 15:13:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1371 states have (on average 1.4544128373450036) internal successors, (1994), 1371 states have internal predecessors, (1994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 1994 transitions. [2024-11-13 15:13:55,394 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 1994 transitions. Word has length 162 [2024-11-13 15:13:55,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:55,394 INFO L471 AbstractCegarLoop]: Abstraction has 1372 states and 1994 transitions. [2024-11-13 15:13:55,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1994 transitions. [2024-11-13 15:13:55,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-13 15:13:55,397 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:55,398 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:55,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-13 15:13:55,399 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:55,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:55,399 INFO L85 PathProgramCache]: Analyzing trace with hash -543762803, now seen corresponding path program 1 times [2024-11-13 15:13:55,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:55,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085285987] [2024-11-13 15:13:55,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:55,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:56,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:56,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:56,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085285987] [2024-11-13 15:13:56,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085285987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:56,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:56,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:13:56,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458219964] [2024-11-13 15:13:56,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:56,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:13:56,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:56,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:13:56,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:13:56,472 INFO L87 Difference]: Start difference. First operand 1372 states and 1994 transitions. Second operand has 11 states, 11 states have (on average 14.727272727272727) internal successors, (162), 11 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:56,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:56,726 INFO L93 Difference]: Finished difference Result 2722 states and 3956 transitions. [2024-11-13 15:13:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 15:13:56,727 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.727272727272727) internal successors, (162), 11 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-13 15:13:56,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:56,731 INFO L225 Difference]: With dead ends: 2722 [2024-11-13 15:13:56,731 INFO L226 Difference]: Without dead ends: 1406 [2024-11-13 15:13:56,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:13:56,735 INFO L432 NwaCegarLoop]: 1063 mSDtfsCounter, 12 mSDsluCounter, 9539 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10602 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:56,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10602 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:13:56,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-13 15:13:56,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1400. [2024-11-13 15:13:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1399 states have (on average 1.455325232308792) internal successors, (2036), 1399 states have internal predecessors, (2036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 2036 transitions. [2024-11-13 15:13:56,767 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 2036 transitions. Word has length 162 [2024-11-13 15:13:56,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:56,768 INFO L471 AbstractCegarLoop]: Abstraction has 1400 states and 2036 transitions. [2024-11-13 15:13:56,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.727272727272727) internal successors, (162), 11 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2036 transitions. [2024-11-13 15:13:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-13 15:13:56,771 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:56,771 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:56,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-13 15:13:56,772 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:56,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:56,772 INFO L85 PathProgramCache]: Analyzing trace with hash -2000381658, now seen corresponding path program 1 times [2024-11-13 15:13:56,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:56,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858923179] [2024-11-13 15:13:56,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:56,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:57,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:57,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858923179] [2024-11-13 15:13:57,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858923179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:57,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:57,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:13:57,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846542591] [2024-11-13 15:13:57,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:57,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:13:57,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:57,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:13:57,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:13:57,662 INFO L87 Difference]: Start difference. First operand 1400 states and 2036 transitions. Second operand has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:57,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:57,835 INFO L93 Difference]: Finished difference Result 2768 states and 4024 transitions. [2024-11-13 15:13:57,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:13:57,835 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-13 15:13:57,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:57,839 INFO L225 Difference]: With dead ends: 2768 [2024-11-13 15:13:57,839 INFO L226 Difference]: Without dead ends: 1424 [2024-11-13 15:13:57,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:13:57,841 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1043 mSDsluCounter, 3139 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 4191 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:57,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 4191 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:13:57,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2024-11-13 15:13:57,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 1424. [2024-11-13 15:13:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1423 states have (on average 1.4518622628250175) internal successors, (2066), 1423 states have internal predecessors, (2066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:57,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2066 transitions. [2024-11-13 15:13:57,870 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2066 transitions. Word has length 162 [2024-11-13 15:13:57,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:57,870 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 2066 transitions. [2024-11-13 15:13:57,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2066 transitions. [2024-11-13 15:13:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-13 15:13:57,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:57,873 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:57,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-13 15:13:57,873 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:57,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:57,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1829302468, now seen corresponding path program 1 times [2024-11-13 15:13:57,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:57,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36437246] [2024-11-13 15:13:57,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:57,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:13:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:13:59,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:13:59,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36437246] [2024-11-13 15:13:59,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36437246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:13:59,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:13:59,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-13 15:13:59,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705988714] [2024-11-13 15:13:59,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:13:59,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 15:13:59,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:13:59,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 15:13:59,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2024-11-13 15:13:59,191 INFO L87 Difference]: Start difference. First operand 1424 states and 2066 transitions. Second operand has 13 states, 13 states have (on average 12.538461538461538) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:59,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:13:59,593 INFO L93 Difference]: Finished difference Result 2874 states and 4168 transitions. [2024-11-13 15:13:59,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:13:59,594 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 12.538461538461538) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-13 15:13:59,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:13:59,597 INFO L225 Difference]: With dead ends: 2874 [2024-11-13 15:13:59,598 INFO L226 Difference]: Without dead ends: 1506 [2024-11-13 15:13:59,599 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-13 15:13:59,600 INFO L432 NwaCegarLoop]: 1057 mSDtfsCounter, 46 mSDsluCounter, 11595 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 12652 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:13:59,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 12652 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 15:13:59,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1506 states. [2024-11-13 15:13:59,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1506 to 1472. [2024-11-13 15:13:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.4520734194425562) internal successors, (2136), 1471 states have internal predecessors, (2136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2136 transitions. [2024-11-13 15:13:59,626 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2136 transitions. Word has length 163 [2024-11-13 15:13:59,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:13:59,627 INFO L471 AbstractCegarLoop]: Abstraction has 1472 states and 2136 transitions. [2024-11-13 15:13:59,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.538461538461538) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:13:59,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2136 transitions. [2024-11-13 15:13:59,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-13 15:13:59,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:13:59,629 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:13:59,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-13 15:13:59,629 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:13:59,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:13:59,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1445364142, now seen corresponding path program 1 times [2024-11-13 15:13:59,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:13:59,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25680176] [2024-11-13 15:13:59,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:13:59,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:13:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:00,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:00,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:00,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25680176] [2024-11-13 15:14:00,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25680176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:00,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:00,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:00,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955102908] [2024-11-13 15:14:00,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:00,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:00,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:00,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:00,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:00,876 INFO L87 Difference]: Start difference. First operand 1472 states and 2136 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:01,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:01,118 INFO L93 Difference]: Finished difference Result 2924 states and 4244 transitions. [2024-11-13 15:14:01,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:01,119 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-13 15:14:01,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:01,123 INFO L225 Difference]: With dead ends: 2924 [2024-11-13 15:14:01,123 INFO L226 Difference]: Without dead ends: 1508 [2024-11-13 15:14:01,125 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:14:01,126 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1023 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 5242 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:01,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 5242 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:14:01,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2024-11-13 15:14:01,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1508. [2024-11-13 15:14:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1508 states, 1507 states have (on average 1.449236894492369) internal successors, (2184), 1507 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1508 states and 2184 transitions. [2024-11-13 15:14:01,158 INFO L78 Accepts]: Start accepts. Automaton has 1508 states and 2184 transitions. Word has length 163 [2024-11-13 15:14:01,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:01,158 INFO L471 AbstractCegarLoop]: Abstraction has 1508 states and 2184 transitions. [2024-11-13 15:14:01,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2184 transitions. [2024-11-13 15:14:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-13 15:14:01,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:01,161 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:01,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-13 15:14:01,161 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:01,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:01,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1022573885, now seen corresponding path program 1 times [2024-11-13 15:14:01,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:01,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201378517] [2024-11-13 15:14:01,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:01,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:01,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:01,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201378517] [2024-11-13 15:14:01,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201378517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:01,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:01,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:01,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847752719] [2024-11-13 15:14:01,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:01,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:01,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:01,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:01,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:01,953 INFO L87 Difference]: Start difference. First operand 1508 states and 2184 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:02,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:02,192 INFO L93 Difference]: Finished difference Result 3034 states and 4388 transitions. [2024-11-13 15:14:02,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:02,193 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-13 15:14:02,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:02,197 INFO L225 Difference]: With dead ends: 3034 [2024-11-13 15:14:02,197 INFO L226 Difference]: Without dead ends: 1582 [2024-11-13 15:14:02,199 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:02,200 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1041 mSDsluCounter, 4186 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 5238 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:02,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1041 Valid, 5238 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:14:02,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2024-11-13 15:14:02,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1530. [2024-11-13 15:14:02,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1530 states, 1529 states have (on average 1.4506213211249182) internal successors, (2218), 1529 states have internal predecessors, (2218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1530 states and 2218 transitions. [2024-11-13 15:14:02,236 INFO L78 Accepts]: Start accepts. Automaton has 1530 states and 2218 transitions. Word has length 163 [2024-11-13 15:14:02,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:02,236 INFO L471 AbstractCegarLoop]: Abstraction has 1530 states and 2218 transitions. [2024-11-13 15:14:02,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2218 transitions. [2024-11-13 15:14:02,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-13 15:14:02,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:02,239 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:02,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-13 15:14:02,240 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:02,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:02,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1160446927, now seen corresponding path program 1 times [2024-11-13 15:14:02,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:02,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757253048] [2024-11-13 15:14:02,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:02,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:04,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:04,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:04,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757253048] [2024-11-13 15:14:04,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757253048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:04,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:04,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-13 15:14:04,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171356115] [2024-11-13 15:14:04,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:04,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-13 15:14:04,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:04,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-13 15:14:04,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2024-11-13 15:14:04,844 INFO L87 Difference]: Start difference. First operand 1530 states and 2218 transitions. Second operand has 23 states, 23 states have (on average 7.130434782608695) internal successors, (164), 23 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:05,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:05,712 INFO L93 Difference]: Finished difference Result 3156 states and 4578 transitions. [2024-11-13 15:14:05,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-13 15:14:05,712 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.130434782608695) internal successors, (164), 23 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-13 15:14:05,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:05,717 INFO L225 Difference]: With dead ends: 3156 [2024-11-13 15:14:05,717 INFO L226 Difference]: Without dead ends: 1682 [2024-11-13 15:14:05,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=502, Unknown=0, NotChecked=0, Total=552 [2024-11-13 15:14:05,720 INFO L432 NwaCegarLoop]: 1094 mSDtfsCounter, 71 mSDsluCounter, 19565 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 20659 SdHoareTripleChecker+Invalid, 878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:05,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 20659 Invalid, 878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-13 15:14:05,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2024-11-13 15:14:05,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1642. [2024-11-13 15:14:05,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1642 states, 1641 states have (on average 1.453991468616697) internal successors, (2386), 1641 states have internal predecessors, (2386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1642 states and 2386 transitions. [2024-11-13 15:14:05,744 INFO L78 Accepts]: Start accepts. Automaton has 1642 states and 2386 transitions. Word has length 164 [2024-11-13 15:14:05,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:05,745 INFO L471 AbstractCegarLoop]: Abstraction has 1642 states and 2386 transitions. [2024-11-13 15:14:05,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.130434782608695) internal successors, (164), 23 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2386 transitions. [2024-11-13 15:14:05,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-13 15:14:05,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:05,747 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:05,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-13 15:14:05,748 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:05,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:05,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1210494557, now seen corresponding path program 1 times [2024-11-13 15:14:05,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:05,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399490666] [2024-11-13 15:14:05,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:05,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:06,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:06,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399490666] [2024-11-13 15:14:06,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399490666] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:06,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:06,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:14:06,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586417320] [2024-11-13 15:14:06,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:06,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:14:06,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:06,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:14:06,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:14:06,634 INFO L87 Difference]: Start difference. First operand 1642 states and 2386 transitions. Second operand has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:06,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:06,842 INFO L93 Difference]: Finished difference Result 3252 states and 4726 transitions. [2024-11-13 15:14:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:06,842 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-13 15:14:06,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:06,847 INFO L225 Difference]: With dead ends: 3252 [2024-11-13 15:14:06,848 INFO L226 Difference]: Without dead ends: 1666 [2024-11-13 15:14:06,850 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:06,850 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 978 mSDsluCounter, 3144 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:06,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 4196 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:06,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2024-11-13 15:14:06,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 1666. [2024-11-13 15:14:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1665 states have (on average 1.4522522522522523) internal successors, (2418), 1665 states have internal predecessors, (2418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:06,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2418 transitions. [2024-11-13 15:14:06,887 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2418 transitions. Word has length 164 [2024-11-13 15:14:06,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:06,887 INFO L471 AbstractCegarLoop]: Abstraction has 1666 states and 2418 transitions. [2024-11-13 15:14:06,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:06,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2418 transitions. [2024-11-13 15:14:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-13 15:14:06,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:06,891 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:06,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-13 15:14:06,891 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:06,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:06,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1661674105, now seen corresponding path program 1 times [2024-11-13 15:14:06,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:06,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381779239] [2024-11-13 15:14:06,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:06,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:08,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:08,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381779239] [2024-11-13 15:14:08,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381779239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:08,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:08,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:08,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420010799] [2024-11-13 15:14:08,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:08,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:08,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:08,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:08,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:08,029 INFO L87 Difference]: Start difference. First operand 1666 states and 2418 transitions. Second operand has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 7 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:08,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:08,236 INFO L93 Difference]: Finished difference Result 3414 states and 4954 transitions. [2024-11-13 15:14:08,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:08,236 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 7 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-11-13 15:14:08,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:08,241 INFO L225 Difference]: With dead ends: 3414 [2024-11-13 15:14:08,241 INFO L226 Difference]: Without dead ends: 1804 [2024-11-13 15:14:08,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:08,243 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 973 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:08,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [973 Valid, 5237 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:14:08,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2024-11-13 15:14:08,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1804. [2024-11-13 15:14:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1803 states have (on average 1.4486966167498614) internal successors, (2612), 1803 states have internal predecessors, (2612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:08,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2612 transitions. [2024-11-13 15:14:08,269 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2612 transitions. Word has length 165 [2024-11-13 15:14:08,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:08,269 INFO L471 AbstractCegarLoop]: Abstraction has 1804 states and 2612 transitions. [2024-11-13 15:14:08,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 7 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:08,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2612 transitions. [2024-11-13 15:14:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-13 15:14:08,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:08,272 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:08,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-13 15:14:08,272 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:08,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:08,273 INFO L85 PathProgramCache]: Analyzing trace with hash 353972594, now seen corresponding path program 1 times [2024-11-13 15:14:08,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:08,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797269201] [2024-11-13 15:14:08,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:08,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:09,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:09,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797269201] [2024-11-13 15:14:09,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797269201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:09,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:09,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-13 15:14:09,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717507314] [2024-11-13 15:14:09,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:09,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 15:14:09,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:09,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 15:14:09,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:09,400 INFO L87 Difference]: Start difference. First operand 1804 states and 2612 transitions. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:09,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:09,518 INFO L93 Difference]: Finished difference Result 3582 states and 5188 transitions. [2024-11-13 15:14:09,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:14:09,518 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-11-13 15:14:09,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:09,523 INFO L225 Difference]: With dead ends: 3582 [2024-11-13 15:14:09,523 INFO L226 Difference]: Without dead ends: 1834 [2024-11-13 15:14:09,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:09,526 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 5 mSDsluCounter, 5331 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6402 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:09,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6402 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:09,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1834 states. [2024-11-13 15:14:09,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1834 to 1822. [2024-11-13 15:14:09,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1822 states, 1821 states have (on average 1.4475562877539814) internal successors, (2636), 1821 states have internal predecessors, (2636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:09,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1822 states and 2636 transitions. [2024-11-13 15:14:09,552 INFO L78 Accepts]: Start accepts. Automaton has 1822 states and 2636 transitions. Word has length 165 [2024-11-13 15:14:09,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:09,552 INFO L471 AbstractCegarLoop]: Abstraction has 1822 states and 2636 transitions. [2024-11-13 15:14:09,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2636 transitions. [2024-11-13 15:14:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-13 15:14:09,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:09,554 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:09,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-13 15:14:09,555 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:09,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:09,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1529168056, now seen corresponding path program 1 times [2024-11-13 15:14:09,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:09,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822257908] [2024-11-13 15:14:09,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:09,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:10,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:10,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822257908] [2024-11-13 15:14:10,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822257908] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:10,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:10,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:14:10,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793549492] [2024-11-13 15:14:10,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:10,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:14:10,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:10,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:14:10,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:14:10,294 INFO L87 Difference]: Start difference. First operand 1822 states and 2636 transitions. Second operand has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:10,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:10,381 INFO L93 Difference]: Finished difference Result 3606 states and 5218 transitions. [2024-11-13 15:14:10,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:10,382 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-13 15:14:10,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:10,386 INFO L225 Difference]: With dead ends: 3606 [2024-11-13 15:14:10,386 INFO L226 Difference]: Without dead ends: 1840 [2024-11-13 15:14:10,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:14:10,389 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:10,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:10,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2024-11-13 15:14:10,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1670. [2024-11-13 15:14:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1669 states have (on average 1.4439784301977232) internal successors, (2410), 1669 states have internal predecessors, (2410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:10,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 2410 transitions. [2024-11-13 15:14:10,416 INFO L78 Accepts]: Start accepts. Automaton has 1670 states and 2410 transitions. Word has length 166 [2024-11-13 15:14:10,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:10,416 INFO L471 AbstractCegarLoop]: Abstraction has 1670 states and 2410 transitions. [2024-11-13 15:14:10,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:10,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2410 transitions. [2024-11-13 15:14:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-13 15:14:10,418 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:10,418 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:10,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-13 15:14:10,419 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:10,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:10,419 INFO L85 PathProgramCache]: Analyzing trace with hash -2110002828, now seen corresponding path program 1 times [2024-11-13 15:14:10,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:10,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755892339] [2024-11-13 15:14:10,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:10,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:12,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:12,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755892339] [2024-11-13 15:14:12,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755892339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:12,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:12,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-13 15:14:12,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893205430] [2024-11-13 15:14:12,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:12,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-13 15:14:12,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:12,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-13 15:14:12,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=418, Unknown=0, NotChecked=0, Total=462 [2024-11-13 15:14:12,483 INFO L87 Difference]: Start difference. First operand 1670 states and 2410 transitions. Second operand has 22 states, 22 states have (on average 7.545454545454546) internal successors, (166), 22 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:13,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:13,524 INFO L93 Difference]: Finished difference Result 3428 states and 4942 transitions. [2024-11-13 15:14:13,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-13 15:14:13,525 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 7.545454545454546) internal successors, (166), 22 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-13 15:14:13,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:13,529 INFO L225 Difference]: With dead ends: 3428 [2024-11-13 15:14:13,529 INFO L226 Difference]: Without dead ends: 1814 [2024-11-13 15:14:13,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2024-11-13 15:14:13,531 INFO L432 NwaCegarLoop]: 1043 mSDtfsCounter, 77 mSDsluCounter, 19763 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 20806 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:13,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 20806 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 15:14:13,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1814 states. [2024-11-13 15:14:13,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1814 to 1774. [2024-11-13 15:14:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1774 states, 1773 states have (on average 1.4438804286520022) internal successors, (2560), 1773 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 2560 transitions. [2024-11-13 15:14:13,557 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 2560 transitions. Word has length 166 [2024-11-13 15:14:13,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:13,557 INFO L471 AbstractCegarLoop]: Abstraction has 1774 states and 2560 transitions. [2024-11-13 15:14:13,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.545454545454546) internal successors, (166), 22 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2560 transitions. [2024-11-13 15:14:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-13 15:14:13,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:13,559 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:13,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-13 15:14:13,560 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:13,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:13,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1705801498, now seen corresponding path program 1 times [2024-11-13 15:14:13,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:13,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405823916] [2024-11-13 15:14:13,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:13,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:14,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:14,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405823916] [2024-11-13 15:14:14,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405823916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:14,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:14,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:14:14,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014178124] [2024-11-13 15:14:14,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:14,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:14:14,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:14,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:14:14,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:14:14,348 INFO L87 Difference]: Start difference. First operand 1774 states and 2560 transitions. Second operand has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:14,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:14,513 INFO L93 Difference]: Finished difference Result 3504 states and 5056 transitions. [2024-11-13 15:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:14:14,514 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-13 15:14:14,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:14,518 INFO L225 Difference]: With dead ends: 3504 [2024-11-13 15:14:14,518 INFO L226 Difference]: Without dead ends: 1786 [2024-11-13 15:14:14,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:14,521 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 988 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 988 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:14,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [988 Valid, 4192 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:14,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2024-11-13 15:14:14,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1786. [2024-11-13 15:14:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1786 states, 1785 states have (on average 1.4408963585434174) internal successors, (2572), 1785 states have internal predecessors, (2572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:14,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1786 states and 2572 transitions. [2024-11-13 15:14:14,545 INFO L78 Accepts]: Start accepts. Automaton has 1786 states and 2572 transitions. Word has length 166 [2024-11-13 15:14:14,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:14,545 INFO L471 AbstractCegarLoop]: Abstraction has 1786 states and 2572 transitions. [2024-11-13 15:14:14,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2572 transitions. [2024-11-13 15:14:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-13 15:14:14,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:14,548 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:14,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-13 15:14:14,548 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:14,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:14,548 INFO L85 PathProgramCache]: Analyzing trace with hash 506078704, now seen corresponding path program 1 times [2024-11-13 15:14:14,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:14,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800661293] [2024-11-13 15:14:14,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:14,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:15,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:15,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800661293] [2024-11-13 15:14:15,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800661293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:15,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:15,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:14:15,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867909191] [2024-11-13 15:14:15,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:15,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:14:15,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:15,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:14:15,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:14:15,269 INFO L87 Difference]: Start difference. First operand 1786 states and 2572 transitions. Second operand has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:16,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:16,204 INFO L93 Difference]: Finished difference Result 4234 states and 6083 transitions. [2024-11-13 15:14:16,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:14:16,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-13 15:14:16,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:16,210 INFO L225 Difference]: With dead ends: 4234 [2024-11-13 15:14:16,210 INFO L226 Difference]: Without dead ends: 2504 [2024-11-13 15:14:16,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:16,213 INFO L432 NwaCegarLoop]: 805 mSDtfsCounter, 1886 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 2410 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:16,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1886 Valid, 2410 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-13 15:14:16,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2504 states. [2024-11-13 15:14:16,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2504 to 1820. [2024-11-13 15:14:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1820 states, 1819 states have (on average 1.440351841671248) internal successors, (2620), 1819 states have internal predecessors, (2620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1820 states and 2620 transitions. [2024-11-13 15:14:16,244 INFO L78 Accepts]: Start accepts. Automaton has 1820 states and 2620 transitions. Word has length 166 [2024-11-13 15:14:16,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:16,244 INFO L471 AbstractCegarLoop]: Abstraction has 1820 states and 2620 transitions. [2024-11-13 15:14:16,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2620 transitions. [2024-11-13 15:14:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 15:14:16,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:16,247 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:16,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-13 15:14:16,247 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:16,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:16,248 INFO L85 PathProgramCache]: Analyzing trace with hash -2011735684, now seen corresponding path program 1 times [2024-11-13 15:14:16,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:16,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820739537] [2024-11-13 15:14:16,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:16,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:18,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:18,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:18,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820739537] [2024-11-13 15:14:18,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820739537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:18,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:18,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-13 15:14:18,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377313039] [2024-11-13 15:14:18,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:18,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-13 15:14:18,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:18,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-13 15:14:18,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=461, Unknown=0, NotChecked=0, Total=506 [2024-11-13 15:14:18,642 INFO L87 Difference]: Start difference. First operand 1820 states and 2620 transitions. Second operand has 23 states, 23 states have (on average 7.260869565217392) internal successors, (167), 23 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:19,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:19,625 INFO L93 Difference]: Finished difference Result 3824 states and 5494 transitions. [2024-11-13 15:14:19,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-13 15:14:19,626 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.260869565217392) internal successors, (167), 23 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-13 15:14:19,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:19,631 INFO L225 Difference]: With dead ends: 3824 [2024-11-13 15:14:19,632 INFO L226 Difference]: Without dead ends: 2094 [2024-11-13 15:14:19,634 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=57, Invalid=593, Unknown=0, NotChecked=0, Total=650 [2024-11-13 15:14:19,635 INFO L432 NwaCegarLoop]: 1035 mSDtfsCounter, 95 mSDsluCounter, 20642 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 21677 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:19,635 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 21677 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 957 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 15:14:19,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2024-11-13 15:14:19,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 2040. [2024-11-13 15:14:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2040 states, 2039 states have (on average 1.437959784207945) internal successors, (2932), 2039 states have internal predecessors, (2932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 2040 states and 2932 transitions. [2024-11-13 15:14:19,663 INFO L78 Accepts]: Start accepts. Automaton has 2040 states and 2932 transitions. Word has length 167 [2024-11-13 15:14:19,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:19,664 INFO L471 AbstractCegarLoop]: Abstraction has 2040 states and 2932 transitions. [2024-11-13 15:14:19,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.260869565217392) internal successors, (167), 23 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2932 transitions. [2024-11-13 15:14:19,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 15:14:19,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:19,666 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:19,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-13 15:14:19,666 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:19,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:19,667 INFO L85 PathProgramCache]: Analyzing trace with hash 23247637, now seen corresponding path program 1 times [2024-11-13 15:14:19,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:19,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491996875] [2024-11-13 15:14:19,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:19,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:20,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:20,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491996875] [2024-11-13 15:14:20,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491996875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:20,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:20,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:20,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836467008] [2024-11-13 15:14:20,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:20,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:20,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:20,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:20,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:20,650 INFO L87 Difference]: Start difference. First operand 2040 states and 2932 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:21,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:21,712 INFO L93 Difference]: Finished difference Result 4062 states and 5840 transitions. [2024-11-13 15:14:21,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:14:21,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-13 15:14:21,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:21,716 INFO L225 Difference]: With dead ends: 4062 [2024-11-13 15:14:21,716 INFO L226 Difference]: Without dead ends: 2112 [2024-11-13 15:14:21,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:14:21,719 INFO L432 NwaCegarLoop]: 824 mSDtfsCounter, 971 mSDsluCounter, 3268 mSDsCounter, 0 mSdLazyCounter, 1357 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 4092 SdHoareTripleChecker+Invalid, 1357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:21,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [971 Valid, 4092 Invalid, 1357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1357 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-13 15:14:21,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2024-11-13 15:14:21,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2104. [2024-11-13 15:14:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 2103 states have (on average 1.4369947693770804) internal successors, (3022), 2103 states have internal predecessors, (3022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:21,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3022 transitions. [2024-11-13 15:14:21,747 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3022 transitions. Word has length 167 [2024-11-13 15:14:21,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:21,748 INFO L471 AbstractCegarLoop]: Abstraction has 2104 states and 3022 transitions. [2024-11-13 15:14:21,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3022 transitions. [2024-11-13 15:14:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 15:14:21,750 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:21,750 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:21,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-13 15:14:21,751 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:21,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:21,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1334721106, now seen corresponding path program 1 times [2024-11-13 15:14:21,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:21,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888854736] [2024-11-13 15:14:21,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:21,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:22,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:22,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:22,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888854736] [2024-11-13 15:14:22,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888854736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:22,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:22,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:22,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955025341] [2024-11-13 15:14:22,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:22,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:22,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:22,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:22,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:22,774 INFO L87 Difference]: Start difference. First operand 2104 states and 3022 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:23,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:23,005 INFO L93 Difference]: Finished difference Result 4256 states and 6108 transitions. [2024-11-13 15:14:23,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:23,006 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-13 15:14:23,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:23,009 INFO L225 Difference]: With dead ends: 4256 [2024-11-13 15:14:23,009 INFO L226 Difference]: Without dead ends: 2242 [2024-11-13 15:14:23,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:23,011 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 981 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:23,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [981 Valid, 5237 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:14:23,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2242 states. [2024-11-13 15:14:23,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2242 to 2238. [2024-11-13 15:14:23,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2238 states, 2237 states have (on average 1.4322753687974967) internal successors, (3204), 2237 states have internal predecessors, (3204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 2238 states and 3204 transitions. [2024-11-13 15:14:23,043 INFO L78 Accepts]: Start accepts. Automaton has 2238 states and 3204 transitions. Word has length 167 [2024-11-13 15:14:23,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:23,043 INFO L471 AbstractCegarLoop]: Abstraction has 2238 states and 3204 transitions. [2024-11-13 15:14:23,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 3204 transitions. [2024-11-13 15:14:23,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 15:14:23,045 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:23,046 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:23,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-13 15:14:23,046 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:23,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:23,046 INFO L85 PathProgramCache]: Analyzing trace with hash 157561731, now seen corresponding path program 1 times [2024-11-13 15:14:23,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:23,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129561092] [2024-11-13 15:14:23,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:23,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:23,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:23,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129561092] [2024-11-13 15:14:23,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129561092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:23,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:23,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:14:23,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181547600] [2024-11-13 15:14:23,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:23,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:14:23,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:23,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:14:23,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:14:23,906 INFO L87 Difference]: Start difference. First operand 2238 states and 3204 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:24,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:24,095 INFO L93 Difference]: Finished difference Result 4546 states and 6504 transitions. [2024-11-13 15:14:24,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:24,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-13 15:14:24,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:24,099 INFO L225 Difference]: With dead ends: 4546 [2024-11-13 15:14:24,100 INFO L226 Difference]: Without dead ends: 2398 [2024-11-13 15:14:24,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:24,102 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1037 mSDsluCounter, 3138 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 4190 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:24,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1037 Valid, 4190 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:24,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2398 states. [2024-11-13 15:14:24,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2398 to 2398. [2024-11-13 15:14:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2398 states, 2397 states have (on average 1.4284522319566124) internal successors, (3424), 2397 states have internal predecessors, (3424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3424 transitions. [2024-11-13 15:14:24,137 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3424 transitions. Word has length 167 [2024-11-13 15:14:24,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:24,137 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3424 transitions. [2024-11-13 15:14:24,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:24,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3424 transitions. [2024-11-13 15:14:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 15:14:24,139 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:24,140 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:24,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-13 15:14:24,140 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:24,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:24,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1839182665, now seen corresponding path program 1 times [2024-11-13 15:14:24,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:24,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204707876] [2024-11-13 15:14:24,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:24,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:24,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:24,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204707876] [2024-11-13 15:14:24,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204707876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:24,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:24,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:24,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765834022] [2024-11-13 15:14:24,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:24,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:24,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:24,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:24,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:24,887 INFO L87 Difference]: Start difference. First operand 2398 states and 3424 transitions. Second operand has 7 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:25,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:25,064 INFO L93 Difference]: Finished difference Result 4878 states and 6952 transitions. [2024-11-13 15:14:25,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:25,064 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-13 15:14:25,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:25,066 INFO L225 Difference]: With dead ends: 4878 [2024-11-13 15:14:25,066 INFO L226 Difference]: Without dead ends: 2570 [2024-11-13 15:14:25,068 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:25,068 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1035 mSDsluCounter, 4183 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1035 SdHoareTripleChecker+Valid, 5235 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:25,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1035 Valid, 5235 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:25,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2024-11-13 15:14:25,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2386. [2024-11-13 15:14:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 2385 states have (on average 1.430607966457023) internal successors, (3412), 2385 states have internal predecessors, (3412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 3412 transitions. [2024-11-13 15:14:25,106 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 3412 transitions. Word has length 168 [2024-11-13 15:14:25,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:25,107 INFO L471 AbstractCegarLoop]: Abstraction has 2386 states and 3412 transitions. [2024-11-13 15:14:25,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 3412 transitions. [2024-11-13 15:14:25,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 15:14:25,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:25,110 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:25,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-13 15:14:25,110 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:25,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:25,111 INFO L85 PathProgramCache]: Analyzing trace with hash 458771384, now seen corresponding path program 1 times [2024-11-13 15:14:25,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:25,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113126319] [2024-11-13 15:14:25,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:25,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:27,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:27,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113126319] [2024-11-13 15:14:27,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113126319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:27,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:27,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-13 15:14:27,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243871086] [2024-11-13 15:14:27,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:27,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-13 15:14:27,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:27,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-13 15:14:27,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=596, Unknown=0, NotChecked=0, Total=650 [2024-11-13 15:14:27,351 INFO L87 Difference]: Start difference. First operand 2386 states and 3412 transitions. Second operand has 26 states, 26 states have (on average 6.461538461538462) internal successors, (168), 26 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:28,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:28,237 INFO L93 Difference]: Finished difference Result 5110 states and 7302 transitions. [2024-11-13 15:14:28,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-13 15:14:28,238 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 6.461538461538462) internal successors, (168), 26 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-13 15:14:28,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:28,240 INFO L225 Difference]: With dead ends: 5110 [2024-11-13 15:14:28,240 INFO L226 Difference]: Without dead ends: 2814 [2024-11-13 15:14:28,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=54, Invalid=596, Unknown=0, NotChecked=0, Total=650 [2024-11-13 15:14:28,243 INFO L432 NwaCegarLoop]: 1028 mSDtfsCounter, 92 mSDsluCounter, 22614 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 23642 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:28,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 23642 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 15:14:28,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2814 states. [2024-11-13 15:14:28,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2814 to 2452. [2024-11-13 15:14:28,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2452 states, 2451 states have (on average 1.4337005303957568) internal successors, (3514), 2451 states have internal predecessors, (3514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 3514 transitions. [2024-11-13 15:14:28,280 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 3514 transitions. Word has length 168 [2024-11-13 15:14:28,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:28,280 INFO L471 AbstractCegarLoop]: Abstraction has 2452 states and 3514 transitions. [2024-11-13 15:14:28,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.461538461538462) internal successors, (168), 26 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 3514 transitions. [2024-11-13 15:14:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 15:14:28,283 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:28,283 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:28,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-13 15:14:28,283 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:28,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:28,284 INFO L85 PathProgramCache]: Analyzing trace with hash -163701935, now seen corresponding path program 1 times [2024-11-13 15:14:28,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:28,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323321085] [2024-11-13 15:14:28,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:28,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:30,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:30,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323321085] [2024-11-13 15:14:30,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323321085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:30,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:30,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-13 15:14:30,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105725166] [2024-11-13 15:14:30,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:30,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-13 15:14:31,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:31,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-13 15:14:31,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=867, Unknown=0, NotChecked=0, Total=930 [2024-11-13 15:14:31,001 INFO L87 Difference]: Start difference. First operand 2452 states and 3514 transitions. Second operand has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:32,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:32,270 INFO L93 Difference]: Finished difference Result 5120 states and 7324 transitions. [2024-11-13 15:14:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-13 15:14:32,271 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-13 15:14:32,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:32,273 INFO L225 Difference]: With dead ends: 5120 [2024-11-13 15:14:32,273 INFO L226 Difference]: Without dead ends: 2758 [2024-11-13 15:14:32,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=867, Unknown=0, NotChecked=0, Total=930 [2024-11-13 15:14:32,276 INFO L432 NwaCegarLoop]: 1016 mSDtfsCounter, 117 mSDsluCounter, 29400 mSDsCounter, 0 mSdLazyCounter, 1964 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 30416 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:32,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 30416 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1964 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-13 15:14:32,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2758 states. [2024-11-13 15:14:32,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2758 to 2652. [2024-11-13 15:14:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2652 states, 2651 states have (on average 1.4326669181440965) internal successors, (3798), 2651 states have internal predecessors, (3798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:32,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3798 transitions. [2024-11-13 15:14:32,304 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3798 transitions. Word has length 168 [2024-11-13 15:14:32,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:32,304 INFO L471 AbstractCegarLoop]: Abstraction has 2652 states and 3798 transitions. [2024-11-13 15:14:32,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3798 transitions. [2024-11-13 15:14:32,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 15:14:32,307 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:32,307 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:32,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-13 15:14:32,307 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:32,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:32,308 INFO L85 PathProgramCache]: Analyzing trace with hash 2067406275, now seen corresponding path program 1 times [2024-11-13 15:14:32,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:32,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052792981] [2024-11-13 15:14:32,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:32,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:32,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:32,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052792981] [2024-11-13 15:14:32,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052792981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:32,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:32,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:14:32,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118568572] [2024-11-13 15:14:32,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:32,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:14:32,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:32,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:14:32,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:14:32,967 INFO L87 Difference]: Start difference. First operand 2652 states and 3798 transitions. Second operand has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:33,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:33,111 INFO L93 Difference]: Finished difference Result 5262 states and 7538 transitions. [2024-11-13 15:14:33,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:14:33,112 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-13 15:14:33,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:33,114 INFO L225 Difference]: With dead ends: 5262 [2024-11-13 15:14:33,114 INFO L226 Difference]: Without dead ends: 2700 [2024-11-13 15:14:33,116 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:14:33,116 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 954 mSDsluCounter, 3144 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 954 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:33,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [954 Valid, 4196 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:33,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2700 states. [2024-11-13 15:14:33,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2700 to 2700. [2024-11-13 15:14:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2700 states, 2699 states have (on average 1.429418303075213) internal successors, (3858), 2699 states have internal predecessors, (3858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2700 states and 3858 transitions. [2024-11-13 15:14:33,152 INFO L78 Accepts]: Start accepts. Automaton has 2700 states and 3858 transitions. Word has length 168 [2024-11-13 15:14:33,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:33,153 INFO L471 AbstractCegarLoop]: Abstraction has 2700 states and 3858 transitions. [2024-11-13 15:14:33,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:33,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3858 transitions. [2024-11-13 15:14:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 15:14:33,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:33,155 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:33,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-13 15:14:33,156 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:33,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:33,156 INFO L85 PathProgramCache]: Analyzing trace with hash -251402686, now seen corresponding path program 1 times [2024-11-13 15:14:33,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:33,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313920047] [2024-11-13 15:14:33,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:33,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:33,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:33,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313920047] [2024-11-13 15:14:33,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313920047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:33,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:33,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:14:33,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800027239] [2024-11-13 15:14:33,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:33,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:14:33,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:33,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:14:33,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:14:33,936 INFO L87 Difference]: Start difference. First operand 2700 states and 3858 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:34,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:34,110 INFO L93 Difference]: Finished difference Result 6036 states and 8606 transitions. [2024-11-13 15:14:34,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:14:34,111 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-13 15:14:34,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:34,114 INFO L225 Difference]: With dead ends: 6036 [2024-11-13 15:14:34,114 INFO L226 Difference]: Without dead ends: 3425 [2024-11-13 15:14:34,116 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:34,116 INFO L432 NwaCegarLoop]: 1059 mSDtfsCounter, 1857 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1857 SdHoareTripleChecker+Valid, 3169 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:34,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1857 Valid, 3169 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:34,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3425 states. [2024-11-13 15:14:34,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3425 to 2699. [2024-11-13 15:14:34,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2698 states have (on average 1.4292068198665677) internal successors, (3856), 2698 states have internal predecessors, (3856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3856 transitions. [2024-11-13 15:14:34,145 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3856 transitions. Word has length 168 [2024-11-13 15:14:34,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:34,145 INFO L471 AbstractCegarLoop]: Abstraction has 2699 states and 3856 transitions. [2024-11-13 15:14:34,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:34,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3856 transitions. [2024-11-13 15:14:34,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-13 15:14:34,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:34,147 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:34,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-13 15:14:34,147 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:34,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:34,147 INFO L85 PathProgramCache]: Analyzing trace with hash -403191623, now seen corresponding path program 1 times [2024-11-13 15:14:34,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:34,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582067575] [2024-11-13 15:14:34,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:34,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:38,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:38,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:38,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582067575] [2024-11-13 15:14:38,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582067575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:38,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:38,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2024-11-13 15:14:38,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883335709] [2024-11-13 15:14:38,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:38,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-13 15:14:38,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:38,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-13 15:14:38,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1299, Unknown=0, NotChecked=0, Total=1406 [2024-11-13 15:14:38,461 INFO L87 Difference]: Start difference. First operand 2699 states and 3856 transitions. Second operand has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:42,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:42,373 INFO L93 Difference]: Finished difference Result 5385 states and 7689 transitions. [2024-11-13 15:14:42,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-13 15:14:42,374 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2024-11-13 15:14:42,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:42,376 INFO L225 Difference]: With dead ends: 5385 [2024-11-13 15:14:42,376 INFO L226 Difference]: Without dead ends: 2775 [2024-11-13 15:14:42,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 7 SyntacticMatches, 5 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=262, Invalid=4430, Unknown=0, NotChecked=0, Total=4692 [2024-11-13 15:14:42,379 INFO L432 NwaCegarLoop]: 981 mSDtfsCounter, 1833 mSDsluCounter, 34412 mSDsCounter, 0 mSdLazyCounter, 3561 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1833 SdHoareTripleChecker+Valid, 35393 SdHoareTripleChecker+Invalid, 3589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 3561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:42,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1833 Valid, 35393 Invalid, 3589 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [28 Valid, 3561 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-13 15:14:42,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2775 states. [2024-11-13 15:14:42,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2775 to 2750. [2024-11-13 15:14:42,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2749 states have (on average 1.42997453619498) internal successors, (3931), 2749 states have internal predecessors, (3931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3931 transitions. [2024-11-13 15:14:42,402 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3931 transitions. Word has length 169 [2024-11-13 15:14:42,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:42,402 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3931 transitions. [2024-11-13 15:14:42,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3931 transitions. [2024-11-13 15:14:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-13 15:14:42,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:42,403 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:42,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-13 15:14:42,404 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:42,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:42,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1950507560, now seen corresponding path program 1 times [2024-11-13 15:14:42,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:42,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849491430] [2024-11-13 15:14:42,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:42,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:43,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:14:43,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849491430] [2024-11-13 15:14:43,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849491430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:43,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:43,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:14:43,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666124626] [2024-11-13 15:14:43,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:43,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:14:43,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:14:43,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:14:43,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:14:43,523 INFO L87 Difference]: Start difference. First operand 2750 states and 3931 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:43,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:14:43,631 INFO L93 Difference]: Finished difference Result 5427 states and 7754 transitions. [2024-11-13 15:14:43,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:14:43,632 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-11-13 15:14:43,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:14:43,634 INFO L225 Difference]: With dead ends: 5427 [2024-11-13 15:14:43,634 INFO L226 Difference]: Without dead ends: 2759 [2024-11-13 15:14:43,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:14:43,636 INFO L432 NwaCegarLoop]: 1069 mSDtfsCounter, 1050 mSDsluCounter, 4250 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 5319 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:14:43,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1050 Valid, 5319 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:14:43,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2759 states. [2024-11-13 15:14:43,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2759 to 2756. [2024-11-13 15:14:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2756 states, 2755 states have (on average 1.4279491833030853) internal successors, (3934), 2755 states have internal predecessors, (3934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2756 states and 3934 transitions. [2024-11-13 15:14:43,662 INFO L78 Accepts]: Start accepts. Automaton has 2756 states and 3934 transitions. Word has length 170 [2024-11-13 15:14:43,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:14:43,662 INFO L471 AbstractCegarLoop]: Abstraction has 2756 states and 3934 transitions. [2024-11-13 15:14:43,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:43,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3934 transitions. [2024-11-13 15:14:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 15:14:43,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:43,663 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:43,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-13 15:14:43,664 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:43,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:43,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1592016951, now seen corresponding path program 1 times [2024-11-13 15:14:43,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:14:43,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946509565] [2024-11-13 15:14:43,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:43,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:14:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:14:43,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:14:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:14:44,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:14:44,440 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 15:14:44,442 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 15:14:44,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-13 15:14:44,448 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:44,679 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:14:44,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:14:44 BoogieIcfgContainer [2024-11-13 15:14:44,686 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:14:44,686 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:14:44,686 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:14:44,686 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:14:44,687 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:13:15" (3/4) ... [2024-11-13 15:14:44,691 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:14:44,692 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:14:44,693 INFO L158 Benchmark]: Toolchain (without parser) took 96581.00ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 116.9MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,693 INFO L158 Benchmark]: CDTParser took 2.28ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:14:44,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1150.58ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 64.4MB in the end (delta: 52.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 545.92ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.4MB in the beginning and 363.6MB in the end (delta: -299.2MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,694 INFO L158 Benchmark]: Boogie Preprocessor took 528.03ms. Allocated memory is still 427.8MB. Free memory was 363.6MB in the beginning and 339.3MB in the end (delta: 24.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,694 INFO L158 Benchmark]: RCFGBuilder took 5350.99ms. Allocated memory is still 427.8MB. Free memory was 339.0MB in the beginning and 181.9MB in the end (delta: 157.1MB). Peak memory consumption was 186.5MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,695 INFO L158 Benchmark]: TraceAbstraction took 88985.64ms. Allocated memory was 427.8MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 181.9MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 797.5MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,698 INFO L158 Benchmark]: Witness Printer took 5.70ms. Allocated memory is still 1.6GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 141.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:14:44,699 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1150.58ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 64.4MB in the end (delta: 52.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 545.92ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.4MB in the beginning and 363.6MB in the end (delta: -299.2MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 528.03ms. Allocated memory is still 427.8MB. Free memory was 363.6MB in the beginning and 339.3MB in the end (delta: 24.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * RCFGBuilder took 5350.99ms. Allocated memory is still 427.8MB. Free memory was 339.0MB in the beginning and 181.9MB in the end (delta: 157.1MB). Peak memory consumption was 186.5MB. Max. memory is 16.1GB. * TraceAbstraction took 88985.64ms. Allocated memory was 427.8MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 181.9MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 797.5MB. Max. memory is 16.1GB. * Witness Printer took 5.70ms. Allocated memory is still 1.6GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 141.9kB). Peak memory consumption was 8.4MB. 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: 21]: 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 bitwiseOr at line 423, overapproximation of bitwiseAnd at line 355, overapproximation of bitwiseAnd at line 402, overapproximation of bitwiseAnd at line 428, overapproximation of bitwiseAnd at line 308, overapproximation of bitwiseAnd at line 261, overapproximation of bitwiseAnd at line 232. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_24 mask_SORT_24 = (SORT_24)-1 >> (sizeof(SORT_24) * 8 - 2); [L39] const SORT_24 msb_SORT_24 = (SORT_24)1 << (2 - 1); [L41] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 4); [L42] const SORT_181 msb_SORT_181 = (SORT_181)1 << (4 - 1); [L44] const SORT_229 mask_SORT_229 = (SORT_229)-1 >> (sizeof(SORT_229) * 8 - 32); [L45] const SORT_229 msb_SORT_229 = (SORT_229)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 2; [L50] const SORT_10 var_18 = 0; [L51] const SORT_1 var_22 = 1; [L52] const SORT_24 var_26 = 0; [L53] const SORT_24 var_29 = 3; [L54] const SORT_3 var_34 = 0; [L55] const SORT_1 var_50 = 0; [L56] const SORT_10 var_146 = 1; [L57] const SORT_10 var_151 = 4; [L58] const SORT_10 var_153 = 5; [L59] const SORT_10 var_197 = 7; [L60] const SORT_10 var_202 = 6; [L61] const SORT_229 var_231 = 0; [L62] const SORT_3 var_246 = 2; [L63] const SORT_3 var_268 = 31; [L65] SORT_1 input_2; [L66] SORT_3 input_4; [L67] SORT_5 input_6; [L68] SORT_3 input_257; [L69] SORT_3 input_258; [L70] SORT_3 input_259; [L71] SORT_3 input_267; [L72] SORT_3 input_277; [L73] SORT_3 input_278; [L74] SORT_3 input_279; [L75] SORT_3 input_282; [L76] SORT_3 input_301; [L77] SORT_3 input_302; [L78] SORT_3 input_303; [L79] SORT_3 input_306; [L80] SORT_3 input_308; [L81] SORT_24 input_322; [L82] SORT_24 input_323; [L83] SORT_24 input_324; [L85] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L85] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L86] SORT_10 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L87] SORT_3 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L88] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L89] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L90] SORT_1 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L91] SORT_3 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L92] SORT_3 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L93] SORT_3 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L94] SORT_3 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L95] SORT_3 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L96] SORT_3 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L97] SORT_3 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L99] SORT_5 init_9_arg_1 = var_7; [L100] state_8 = init_9_arg_1 [L101] SORT_10 init_20_arg_1 = var_18; [L102] state_19 = init_20_arg_1 [L103] SORT_3 init_36_arg_1 = var_34; [L104] state_35 = init_36_arg_1 [L105] SORT_3 init_40_arg_1 = var_34; [L106] state_39 = init_40_arg_1 [L107] SORT_3 init_46_arg_1 = var_34; [L108] state_45 = init_46_arg_1 [L109] SORT_1 init_128_arg_1 = var_50; [L110] state_127 = init_128_arg_1 [L111] SORT_3 init_130_arg_1 = var_34; [L112] state_129 = init_130_arg_1 [L113] SORT_3 init_132_arg_1 = var_34; [L114] state_131 = init_132_arg_1 [L115] SORT_3 init_134_arg_1 = var_34; [L116] state_133 = init_134_arg_1 [L117] SORT_3 init_136_arg_1 = var_34; [L118] state_135 = init_136_arg_1 [L119] SORT_3 init_138_arg_1 = var_34; [L120] state_137 = init_138_arg_1 [L121] SORT_3 init_140_arg_1 = var_34; [L122] state_139 = init_140_arg_1 [L123] SORT_3 init_142_arg_1 = var_34; [L124] state_141 = init_142_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L127] input_2 = __VERIFIER_nondet_uchar() [L128] input_4 = __VERIFIER_nondet_uchar() [L129] input_6 = __VERIFIER_nondet_ushort() [L130] input_257 = __VERIFIER_nondet_uchar() [L131] input_258 = __VERIFIER_nondet_uchar() [L132] input_259 = __VERIFIER_nondet_uchar() [L133] input_267 = __VERIFIER_nondet_uchar() [L134] input_277 = __VERIFIER_nondet_uchar() [L135] input_278 = __VERIFIER_nondet_uchar() [L136] input_279 = __VERIFIER_nondet_uchar() [L137] input_282 = __VERIFIER_nondet_uchar() [L138] input_301 = __VERIFIER_nondet_uchar() [L139] input_302 = __VERIFIER_nondet_uchar() [L140] input_303 = __VERIFIER_nondet_uchar() [L141] input_306 = __VERIFIER_nondet_uchar() [L142] input_308 = __VERIFIER_nondet_uchar() [L143] input_322 = __VERIFIER_nondet_uchar() [L144] input_323 = __VERIFIER_nondet_uchar() [L145] input_324 = __VERIFIER_nondet_uchar() [L148] SORT_5 var_11_arg_0 = state_8; [L149] SORT_10 var_11 = var_11_arg_0 >> 9; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L150] EXPR var_11 & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L150] var_11 = var_11 & mask_SORT_10 [L151] SORT_10 var_13_arg_0 = var_11; [L152] SORT_10 var_13_arg_1 = var_12; [L153] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L154] SORT_5 var_14_arg_0 = state_8; [L155] SORT_10 var_14 = var_14_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L156] EXPR var_14 & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L156] var_14 = var_14 & mask_SORT_10 [L157] SORT_10 var_16_arg_0 = var_14; [L158] SORT_10 var_16_arg_1 = var_15; [L159] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L160] SORT_1 var_17_arg_0 = var_13; [L161] SORT_1 var_17_arg_1 = var_16; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17_arg_0=0, var_17_arg_1=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L162] EXPR var_17_arg_0 & var_17_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L162] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L163] SORT_10 var_21_arg_0 = state_19; [L164] SORT_1 var_21 = var_21_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_21=0, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L165] EXPR var_21 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L165] var_21 = var_21 & mask_SORT_1 [L166] SORT_1 var_23_arg_0 = var_21; [L167] SORT_1 var_23_arg_1 = var_22; [L168] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L169] SORT_10 var_25_arg_0 = state_19; [L170] SORT_24 var_25 = var_25_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_23=0, var_246=2, var_25=0, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L171] EXPR var_25 & mask_SORT_24 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_23=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L171] var_25 = var_25 & mask_SORT_24 [L172] SORT_24 var_27_arg_0 = var_25; [L173] SORT_24 var_27_arg_1 = var_26; [L174] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L175] SORT_1 var_28_arg_0 = var_23; [L176] SORT_1 var_28_arg_1 = var_27; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_25=0, var_268=31, var_26=0, var_28_arg_0=0, var_28_arg_1=1, var_29=3, var_34=0, var_50=0] [L177] EXPR var_28_arg_0 | var_28_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_25=0, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L177] SORT_1 var_28 = var_28_arg_0 | var_28_arg_1; [L178] SORT_24 var_30_arg_0 = var_25; [L179] SORT_24 var_30_arg_1 = var_29; [L180] SORT_1 var_30 = var_30_arg_0 == var_30_arg_1; [L181] SORT_1 var_31_arg_0 = var_28; [L182] SORT_1 var_31_arg_1 = var_30; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_31_arg_0=1, var_31_arg_1=0, var_34=0, var_50=0] [L183] EXPR var_31_arg_0 | var_31_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L183] SORT_1 var_31 = var_31_arg_0 | var_31_arg_1; [L184] SORT_1 var_32_arg_0 = var_17; [L185] SORT_1 var_32_arg_1 = var_31; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_32_arg_0=0, var_32_arg_1=1, var_34=0, var_50=0] [L186] EXPR var_32_arg_0 & var_32_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L186] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L187] SORT_1 var_33_arg_0 = var_32; [L188] SORT_1 var_33 = ~var_33_arg_0; [L189] SORT_3 var_37_arg_0 = state_35; [L190] SORT_1 var_37 = var_37_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_50=0] [L191] EXPR var_37 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L191] var_37 = var_37 & mask_SORT_1 [L192] SORT_1 var_38_arg_0 = var_37; [L193] SORT_1 var_38_arg_1 = var_22; [L194] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L195] SORT_3 var_41_arg_0 = state_39; [L196] SORT_1 var_41 = var_41_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_38=0, var_41=0, var_50=0] [L197] EXPR var_41 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_38=0, var_50=0] [L197] var_41 = var_41 & mask_SORT_1 [L198] SORT_1 var_42_arg_0 = var_41; [L199] SORT_1 var_42_arg_1 = var_22; [L200] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L201] SORT_1 var_43_arg_0 = var_38; [L202] SORT_1 var_43_arg_1 = var_42; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_43_arg_0=0, var_43_arg_1=0, var_50=0] [L203] EXPR var_43_arg_0 & var_43_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_50=0] [L203] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L204] SORT_1 var_44_arg_0 = var_43; [L205] SORT_1 var_44 = ~var_44_arg_0; [L206] SORT_3 var_47_arg_0 = state_45; [L207] SORT_1 var_47 = var_47_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_44=-1, var_47=0, var_50=0] [L208] EXPR var_47 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_44=-1, var_50=0] [L208] var_47 = var_47 & mask_SORT_1 [L209] SORT_1 var_48_arg_0 = var_47; [L210] SORT_1 var_48_arg_1 = var_22; [L211] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L212] SORT_1 var_49_arg_0 = var_44; [L213] SORT_1 var_49_arg_1 = var_48; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_47=0, var_49_arg_0=-1, var_49_arg_1=0, var_50=0] [L214] EXPR var_49_arg_0 | var_49_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_47=0, var_50=0] [L214] SORT_1 var_49 = var_49_arg_0 | var_49_arg_1; [L215] SORT_1 var_51_arg_0 = var_47; [L216] SORT_1 var_51_arg_1 = var_50; [L217] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L218] SORT_1 var_52_arg_0 = var_37; [L219] SORT_1 var_52_arg_1 = var_22; [L220] SORT_1 var_52 = var_52_arg_0 == var_52_arg_1; [L221] SORT_1 var_53_arg_0 = var_41; [L222] SORT_1 var_53_arg_1 = var_22; [L223] SORT_1 var_53 = var_53_arg_0 == var_53_arg_1; [L224] SORT_1 var_54_arg_0 = var_52; [L225] SORT_1 var_54_arg_1 = var_53; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_51=1, var_54_arg_0=0, var_54_arg_1=0] [L226] EXPR var_54_arg_0 & var_54_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_51=1] [L226] SORT_1 var_54 = var_54_arg_0 & var_54_arg_1; [L227] SORT_1 var_55_arg_0 = var_51; [L228] SORT_1 var_55_arg_1 = var_54; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_55_arg_0=1, var_55_arg_1=0] [L229] EXPR var_55_arg_0 | var_55_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0] [L229] SORT_1 var_55 = var_55_arg_0 | var_55_arg_1; [L230] SORT_1 var_56_arg_0 = var_49; [L231] SORT_1 var_56_arg_1 = var_55; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56_arg_0=255, var_56_arg_1=1] [L232] EXPR var_56_arg_0 & var_56_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L232] SORT_1 var_56 = var_56_arg_0 & var_56_arg_1; [L233] SORT_3 var_57_arg_0 = state_35; [L234] SORT_1 var_57 = var_57_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0] [L235] EXPR var_57 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1] [L235] var_57 = var_57 & mask_SORT_1 [L236] SORT_1 var_58_arg_0 = var_57; [L237] SORT_1 var_58_arg_1 = var_22; [L238] SORT_1 var_58 = var_58_arg_0 == var_58_arg_1; [L239] SORT_3 var_59_arg_0 = state_39; [L240] SORT_1 var_59 = var_59_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_58=0, var_59=0] [L241] EXPR var_59 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_58=0] [L241] var_59 = var_59 & mask_SORT_1 [L242] SORT_1 var_60_arg_0 = var_59; [L243] SORT_1 var_60_arg_1 = var_22; [L244] SORT_1 var_60 = var_60_arg_0 == var_60_arg_1; [L245] SORT_1 var_61_arg_0 = var_58; [L246] SORT_1 var_61_arg_1 = var_60; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_61_arg_0=0, var_61_arg_1=0] [L247] EXPR var_61_arg_0 & var_61_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0] [L247] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L248] SORT_1 var_62_arg_0 = var_61; [L249] SORT_1 var_62 = ~var_62_arg_0; [L250] SORT_3 var_63_arg_0 = state_45; [L251] SORT_1 var_63 = var_63_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_62=-1, var_63=0] [L252] EXPR var_63 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_62=-1] [L252] var_63 = var_63 & mask_SORT_1 [L253] SORT_1 var_64_arg_0 = var_63; [L254] SORT_1 var_64_arg_1 = var_22; [L255] SORT_1 var_64 = var_64_arg_0 == var_64_arg_1; [L256] SORT_1 var_65_arg_0 = var_62; [L257] SORT_1 var_65_arg_1 = var_64; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_63=0, var_65_arg_0=-1, var_65_arg_1=0] [L258] EXPR var_65_arg_0 | var_65_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_63=0] [L258] SORT_1 var_65 = var_65_arg_0 | var_65_arg_1; [L259] SORT_1 var_66_arg_0 = var_56; [L260] SORT_1 var_66_arg_1 = var_65; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_57=0, var_59=0, var_63=0, var_66_arg_0=1, var_66_arg_1=255] [L261] EXPR var_66_arg_0 & var_66_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_57=0, var_59=0, var_63=0] [L261] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L262] SORT_1 var_67_arg_0 = var_63; [L263] SORT_1 var_67_arg_1 = var_50; [L264] SORT_1 var_67 = var_67_arg_0 == var_67_arg_1; [L265] SORT_1 var_68_arg_0 = var_57; [L266] SORT_1 var_68_arg_1 = var_22; [L267] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L268] SORT_1 var_69_arg_0 = var_59; [L269] SORT_1 var_69_arg_1 = var_22; [L270] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L271] SORT_1 var_70_arg_0 = var_68; [L272] SORT_1 var_70_arg_1 = var_69; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_67=1, var_70_arg_0=0, var_70_arg_1=0] [L273] EXPR var_70_arg_0 & var_70_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_67=1] [L273] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L274] SORT_1 var_71_arg_0 = var_67; [L275] SORT_1 var_71_arg_1 = var_70; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_71_arg_0=1, var_71_arg_1=0] [L276] EXPR var_71_arg_0 | var_71_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1] [L276] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L277] SORT_1 var_72_arg_0 = var_66; [L278] SORT_1 var_72_arg_1 = var_71; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72_arg_0=1, var_72_arg_1=1] [L279] EXPR var_72_arg_0 & var_72_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L279] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L280] SORT_3 var_73_arg_0 = state_35; [L281] SORT_1 var_73 = var_73_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0] [L282] EXPR var_73 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1] [L282] var_73 = var_73 & mask_SORT_1 [L283] SORT_1 var_74_arg_0 = var_73; [L284] SORT_1 var_74_arg_1 = var_22; [L285] SORT_1 var_74 = var_74_arg_0 == var_74_arg_1; [L286] SORT_3 var_75_arg_0 = state_39; [L287] SORT_1 var_75 = var_75_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_74=0, var_75=0] [L288] EXPR var_75 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_74=0] [L288] var_75 = var_75 & mask_SORT_1 [L289] SORT_1 var_76_arg_0 = var_75; [L290] SORT_1 var_76_arg_1 = var_22; [L291] SORT_1 var_76 = var_76_arg_0 == var_76_arg_1; [L292] SORT_1 var_77_arg_0 = var_74; [L293] SORT_1 var_77_arg_1 = var_76; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_77_arg_0=0, var_77_arg_1=0] [L294] EXPR var_77_arg_0 & var_77_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0] [L294] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L295] SORT_1 var_78_arg_0 = var_77; [L296] SORT_1 var_78 = ~var_78_arg_0; [L297] SORT_3 var_79_arg_0 = state_45; [L298] SORT_1 var_79 = var_79_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_78=-1, var_79=0] [L299] EXPR var_79 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_78=-1] [L299] var_79 = var_79 & mask_SORT_1 [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80_arg_1 = var_22; [L302] SORT_1 var_80 = var_80_arg_0 == var_80_arg_1; [L303] SORT_1 var_81_arg_0 = var_78; [L304] SORT_1 var_81_arg_1 = var_80; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_79=0, var_81_arg_0=-1, var_81_arg_1=0] [L305] EXPR var_81_arg_0 | var_81_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_79=0] [L305] SORT_1 var_81 = var_81_arg_0 | var_81_arg_1; [L306] SORT_1 var_82_arg_0 = var_72; [L307] SORT_1 var_82_arg_1 = var_81; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_73=0, var_75=0, var_79=0, var_82_arg_0=1, var_82_arg_1=255] [L308] EXPR var_82_arg_0 & var_82_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_73=0, var_75=0, var_79=0] [L308] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L309] SORT_1 var_83_arg_0 = var_79; [L310] SORT_1 var_83_arg_1 = var_50; [L311] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L312] SORT_1 var_84_arg_0 = var_73; [L313] SORT_1 var_84_arg_1 = var_22; [L314] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L315] SORT_1 var_85_arg_0 = var_75; [L316] SORT_1 var_85_arg_1 = var_22; [L317] SORT_1 var_85 = var_85_arg_0 == var_85_arg_1; [L318] SORT_1 var_86_arg_0 = var_84; [L319] SORT_1 var_86_arg_1 = var_85; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_83=1, var_86_arg_0=0, var_86_arg_1=0] [L320] EXPR var_86_arg_0 & var_86_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_83=1] [L320] SORT_1 var_86 = var_86_arg_0 & var_86_arg_1; [L321] SORT_1 var_87_arg_0 = var_83; [L322] SORT_1 var_87_arg_1 = var_86; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_87_arg_0=1, var_87_arg_1=0] [L323] EXPR var_87_arg_0 | var_87_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1] [L323] SORT_1 var_87 = var_87_arg_0 | var_87_arg_1; [L324] SORT_1 var_88_arg_0 = var_82; [L325] SORT_1 var_88_arg_1 = var_87; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88_arg_0=1, var_88_arg_1=1] [L326] EXPR var_88_arg_0 & var_88_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L326] SORT_1 var_88 = var_88_arg_0 & var_88_arg_1; [L327] SORT_3 var_89_arg_0 = state_35; [L328] SORT_1 var_89 = var_89_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0] [L329] EXPR var_89 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1] [L329] var_89 = var_89 & mask_SORT_1 [L330] SORT_1 var_90_arg_0 = var_89; [L331] SORT_1 var_90_arg_1 = var_22; [L332] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L333] SORT_3 var_91_arg_0 = state_39; [L334] SORT_1 var_91 = var_91_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_90=0, var_91=0] [L335] EXPR var_91 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_90=0] [L335] var_91 = var_91 & mask_SORT_1 [L336] SORT_1 var_92_arg_0 = var_91; [L337] SORT_1 var_92_arg_1 = var_22; [L338] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L339] SORT_1 var_93_arg_0 = var_90; [L340] SORT_1 var_93_arg_1 = var_92; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_93_arg_0=0, var_93_arg_1=0] [L341] EXPR var_93_arg_0 & var_93_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0] [L341] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L342] SORT_1 var_94_arg_0 = var_93; [L343] SORT_1 var_94 = ~var_94_arg_0; [L344] SORT_3 var_95_arg_0 = state_45; [L345] SORT_1 var_95 = var_95_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_94=-1, var_95=0] [L346] EXPR var_95 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_94=-1] [L346] var_95 = var_95 & mask_SORT_1 [L347] SORT_1 var_96_arg_0 = var_95; [L348] SORT_1 var_96_arg_1 = var_22; [L349] SORT_1 var_96 = var_96_arg_0 == var_96_arg_1; [L350] SORT_1 var_97_arg_0 = var_94; [L351] SORT_1 var_97_arg_1 = var_96; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_95=0, var_97_arg_0=-1, var_97_arg_1=0] [L352] EXPR var_97_arg_0 | var_97_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_95=0] [L352] SORT_1 var_97 = var_97_arg_0 | var_97_arg_1; [L353] SORT_1 var_98_arg_0 = var_88; [L354] SORT_1 var_98_arg_1 = var_97; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_89=0, var_91=0, var_95=0, var_98_arg_0=1, var_98_arg_1=255] [L355] EXPR var_98_arg_0 & var_98_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_89=0, var_91=0, var_95=0] [L355] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L356] SORT_1 var_99_arg_0 = var_95; [L357] SORT_1 var_99_arg_1 = var_50; [L358] SORT_1 var_99 = var_99_arg_0 == var_99_arg_1; [L359] SORT_1 var_100_arg_0 = var_89; [L360] SORT_1 var_100_arg_1 = var_22; [L361] SORT_1 var_100 = var_100_arg_0 == var_100_arg_1; [L362] SORT_1 var_101_arg_0 = var_91; [L363] SORT_1 var_101_arg_1 = var_22; [L364] SORT_1 var_101 = var_101_arg_0 == var_101_arg_1; [L365] SORT_1 var_102_arg_0 = var_100; [L366] SORT_1 var_102_arg_1 = var_101; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_102_arg_0=0, var_102_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1, var_99=1] [L367] EXPR var_102_arg_0 & var_102_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1, var_99=1] [L367] SORT_1 var_102 = var_102_arg_0 & var_102_arg_1; [L368] SORT_1 var_103_arg_0 = var_99; [L369] SORT_1 var_103_arg_1 = var_102; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_103_arg_0=1, var_103_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1] [L370] EXPR var_103_arg_0 | var_103_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1] [L370] SORT_1 var_103 = var_103_arg_0 | var_103_arg_1; [L371] SORT_1 var_104_arg_0 = var_98; [L372] SORT_1 var_104_arg_1 = var_103; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104_arg_0=1, var_104_arg_1=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L373] EXPR var_104_arg_0 & var_104_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L373] SORT_1 var_104 = var_104_arg_0 & var_104_arg_1; [L374] SORT_3 var_105_arg_0 = state_35; [L375] SORT_1 var_105 = var_105_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L376] EXPR var_105 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L376] var_105 = var_105 & mask_SORT_1 [L377] SORT_1 var_106_arg_0 = var_105; [L378] SORT_1 var_106_arg_1 = var_22; [L379] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L380] SORT_3 var_107_arg_0 = state_39; [L381] SORT_1 var_107 = var_107_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_106=0, var_107=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L382] EXPR var_107 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_106=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L382] var_107 = var_107 & mask_SORT_1 [L383] SORT_1 var_108_arg_0 = var_107; [L384] SORT_1 var_108_arg_1 = var_22; [L385] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L386] SORT_1 var_109_arg_0 = var_106; [L387] SORT_1 var_109_arg_1 = var_108; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_109_arg_0=0, var_109_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L388] EXPR var_109_arg_0 & var_109_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L388] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L389] SORT_1 var_110_arg_0 = var_109; [L390] SORT_1 var_110 = ~var_110_arg_0; [L391] SORT_3 var_111_arg_0 = state_45; [L392] SORT_1 var_111 = var_111_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_110=-1, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L393] EXPR var_111 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_110=-1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L393] var_111 = var_111 & mask_SORT_1 [L394] SORT_1 var_112_arg_0 = var_111; [L395] SORT_1 var_112_arg_1 = var_22; [L396] SORT_1 var_112 = var_112_arg_0 == var_112_arg_1; [L397] SORT_1 var_113_arg_0 = var_110; [L398] SORT_1 var_113_arg_1 = var_112; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_111=0, var_113_arg_0=-1, var_113_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L399] EXPR var_113_arg_0 | var_113_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L399] SORT_1 var_113 = var_113_arg_0 | var_113_arg_1; [L400] SORT_1 var_114_arg_0 = var_104; [L401] SORT_1 var_114_arg_1 = var_113; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_105=0, var_107=0, var_111=0, var_114_arg_0=1, var_114_arg_1=255, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L402] EXPR var_114_arg_0 & var_114_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_105=0, var_107=0, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L402] SORT_1 var_114 = var_114_arg_0 & var_114_arg_1; [L403] SORT_1 var_115_arg_0 = var_111; [L404] SORT_1 var_115_arg_1 = var_50; [L405] SORT_1 var_115 = var_115_arg_0 == var_115_arg_1; [L406] SORT_1 var_116_arg_0 = var_105; [L407] SORT_1 var_116_arg_1 = var_22; [L408] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L409] SORT_1 var_117_arg_0 = var_107; [L410] SORT_1 var_117_arg_1 = var_22; [L411] SORT_1 var_117 = var_117_arg_0 == var_117_arg_1; [L412] SORT_1 var_118_arg_0 = var_116; [L413] SORT_1 var_118_arg_1 = var_117; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_115=1, var_118_arg_0=0, var_118_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L414] EXPR var_118_arg_0 & var_118_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_115=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L414] SORT_1 var_118 = var_118_arg_0 & var_118_arg_1; [L415] SORT_1 var_119_arg_0 = var_115; [L416] SORT_1 var_119_arg_1 = var_118; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_119_arg_0=1, var_119_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L417] EXPR var_119_arg_0 | var_119_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L417] SORT_1 var_119 = var_119_arg_0 | var_119_arg_1; [L418] SORT_1 var_120_arg_0 = var_114; [L419] SORT_1 var_120_arg_1 = var_119; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_120_arg_0=1, var_120_arg_1=1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L420] EXPR var_120_arg_0 & var_120_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L420] SORT_1 var_120 = var_120_arg_0 & var_120_arg_1; [L421] SORT_1 var_121_arg_0 = var_33; [L422] SORT_1 var_121_arg_1 = var_120; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_121_arg_0=-1, var_121_arg_1=1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L423] EXPR var_121_arg_0 | var_121_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L423] SORT_1 var_121 = var_121_arg_0 | var_121_arg_1; [L424] SORT_1 var_124_arg_0 = var_121; [L425] SORT_1 var_124 = ~var_124_arg_0; [L426] SORT_1 var_125_arg_0 = var_22; [L427] SORT_1 var_125_arg_1 = var_124; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_125_arg_0=1, var_125_arg_1=-1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L428] EXPR var_125_arg_0 & var_125_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L428] SORT_1 var_125 = var_125_arg_0 & var_125_arg_1; [L429] EXPR var_125 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L429] var_125 = var_125 & mask_SORT_1 [L430] SORT_1 bad_126_arg_0 = var_125; [L431] CALL __VERIFIER_assert(!(bad_126_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 723 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 88.6s, OverallIterations: 56, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 20.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29028 SdHoareTripleChecker+Valid, 14.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29028 mSDsluCounter, 410398 SdHoareTripleChecker+Invalid, 12.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 352029 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15848 IncrementalHoareTripleChecker+Invalid, 15964 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 58369 mSDtfsCounter, 15848 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 647 GetRequests, 177 SyntacticMatches, 16 SemanticMatches, 454 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2756occurred in iteration=55, InterpolantAutomatonStates: 466, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 55 MinimizatonAttempts, 4030 StatesRemovedByMinimization, 35 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 11.2s SatisfiabilityAnalysisTime, 50.5s InterpolantComputationTime, 8864 NumberOfCodeBlocks, 8864 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 8638 ConstructedInterpolants, 0 QuantifiedInterpolants, 22088 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 55 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 15:14:44,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/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_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/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 64bit --witnessprinter.graph.data.programhash 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:14:47,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:14:48,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-13 15:14:48,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:14:48,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:14:48,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:14:48,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:14:48,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:14:48,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:14:48,104 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:14:48,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:14:48,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:14:48,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:14:48,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:14:48,105 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:14:48,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:14:48,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:14:48,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:14:48,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:14:48,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:14:48,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:14:48,108 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:14:48,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:14:48,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:14:48,110 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:14:48,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:14:48,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:14:48,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:14:48,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:14:48,110 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 15:14:48,110 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 15:14:48,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:14:48,111 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:14:48,111 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:14:48,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:14:48,112 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_0de903e7-9376-49c5-a28b-71cc04eea5b7/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2024-11-13 15:14:48,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:14:48,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:14:48,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:14:48,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:14:48,500 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:14:48,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c Unable to find full path for "g++" [2024-11-13 15:14:50,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:14:51,171 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:14:51,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-13 15:14:51,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data/4ecaf38fd/5df6d0a5afd8497186def143d389c27a/FLAG596d4656d [2024-11-13 15:14:51,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/data/4ecaf38fd/5df6d0a5afd8497186def143d389c27a [2024-11-13 15:14:51,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:14:51,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:14:51,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:14:51,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:14:51,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:14:51,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:14:51" (1/1) ... [2024-11-13 15:14:51,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@100c3032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:51, skipping insertion in model container [2024-11-13 15:14:51,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:14:51" (1/1) ... [2024-11-13 15:14:51,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:14:51,590 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_0de903e7-9376-49c5-a28b-71cc04eea5b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-13 15:14:51,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:14:52,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:14:52,027 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_0de903e7-9376-49c5-a28b-71cc04eea5b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-13 15:14:52,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:14:52,228 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:14:52,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52 WrapperNode [2024-11-13 15:14:52,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:14:52,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:14:52,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:14:52,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:14:52,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,383 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1325 [2024-11-13 15:14:52,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:14:52,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:14:52,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:14:52,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:14:52,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,407 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,441 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 15:14:52,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:14:52,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:14:52,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:14:52,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:14:52,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (1/1) ... [2024-11-13 15:14:52,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:14:52,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:14:52,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:14:52,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:14:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 15:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:14:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:14:52,977 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:14:52,980 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:14:55,934 INFO L? ?]: Removed 306 outVars from TransFormulas that were not future-live. [2024-11-13 15:14:55,934 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:14:55,945 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:14:55,945 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:14:55,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:14:55 BoogieIcfgContainer [2024-11-13 15:14:55,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:14:55,949 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:14:55,950 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:14:55,956 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:14:55,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:14:51" (1/3) ... [2024-11-13 15:14:55,957 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c501607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:14:55, skipping insertion in model container [2024-11-13 15:14:55,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:14:52" (2/3) ... [2024-11-13 15:14:55,957 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c501607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:14:55, skipping insertion in model container [2024-11-13 15:14:55,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:14:55" (3/3) ... [2024-11-13 15:14:55,959 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-13 15:14:55,979 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:14:55,983 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:14:56,050 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:14:56,070 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;@59ec139f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:14:56,071 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:14:56,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:14:56,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 15:14:56,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:14:56,084 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-13 15:14:56,085 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:14:56,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:14:56,092 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-13 15:14:56,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:14:56,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [759890949] [2024-11-13 15:14:56,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:14:56,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:14:56,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:14:56,116 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:14:56,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:14:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:14:56,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 145 conjuncts are in the unsatisfiable core [2024-11-13 15:14:56,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:14:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:14:59,983 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:14:59,984 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:14:59,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759890949] [2024-11-13 15:14:59,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759890949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:14:59,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:14:59,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:14:59,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487729701] [2024-11-13 15:14:59,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:14:59,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:14:59,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:15:00,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:15:00,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:15:00,023 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:15:00,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:00,222 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-13 15:15:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:15:00,225 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-13 15:15:00,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:00,233 INFO L225 Difference]: With dead ends: 18 [2024-11-13 15:15:00,233 INFO L226 Difference]: Without dead ends: 10 [2024-11-13 15:15:00,236 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:15:00,242 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:00,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:15:00,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-13 15:15:00,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-13 15:15:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:15:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-13 15:15:00,283 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-13 15:15:00,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:00,284 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-13 15:15:00,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:15:00,285 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-13 15:15:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 15:15:00,286 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:00,286 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:00,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 15:15:00,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:15:00,491 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:00,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:00,492 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-13 15:15:00,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:15:00,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [543716065] [2024-11-13 15:15:00,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:00,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:15:00,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:15:00,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:15:00,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de903e7-9376-49c5-a28b-71cc04eea5b7/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 15:15:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:01,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-11-13 15:15:01,456 INFO L278 TraceCheckSpWp]: Computing forward predicates...