./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu --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 e845250638bf2269b9610642a85a2d027126b83f570f70da1feb220fdec8c1ec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:01:24,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:01:24,730 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:01:24,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:01:24,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:01:24,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:01:24,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:01:24,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:01:24,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:01:24,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:01:24,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:01:24,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:01:24,792 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:01:24,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:01:24,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:01:24,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:01:24,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:01:24,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:01:24,796 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:01:24,797 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:01:24,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:01:24,798 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:01:24,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:01:24,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:01:24,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:01:24,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:01:24,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:01:24,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:01:24,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:01:24,816 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:01:24,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:01:24,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:01:24,819 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:01:24,819 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:01:24,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:01:24,819 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:01:24,820 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e845250638bf2269b9610642a85a2d027126b83f570f70da1feb220fdec8c1ec [2023-11-19 08:01:25,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:01:25,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:01:25,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:01:25,167 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:01:25,168 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:01:25,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-19 08:01:28,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:01:28,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:01:28,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-19 08:01:28,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data/8f861f0d8/afcb61b994784247b8514a16c00cd1f5/FLAG9e6a5ff20 [2023-11-19 08:01:28,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data/8f861f0d8/afcb61b994784247b8514a16c00cd1f5 [2023-11-19 08:01:28,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:01:28,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:01:28,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:28,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:01:28,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:01:28,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:28" (1/1) ... [2023-11-19 08:01:28,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ad4583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:28, skipping insertion in model container [2023-11-19 08:01:28,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:28" (1/1) ... [2023-11-19 08:01:28,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:01:28,983 WARN L240 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_d27ff877-18d8-40a7-bd65-a146891a3503/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-19 08:01:29,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:29,322 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:01:29,335 WARN L240 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_d27ff877-18d8-40a7-bd65-a146891a3503/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-19 08:01:29,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:29,503 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:01:29,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29 WrapperNode [2023-11-19 08:01:29,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:29,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:29,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:01:29,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:01:29,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,787 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2540 [2023-11-19 08:01:29,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:29,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:01:29,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:01:29,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:01:29,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:29,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:30,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:30,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:01:30,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:01:30,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:01:30,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:01:30,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (1/1) ... [2023-11-19 08:01:30,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:01:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:30,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:30,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:01:30,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:01:30,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:01:30,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:01:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:01:30,630 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:01:30,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:01:32,828 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:01:32,840 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:01:32,841 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:01:32,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:32 BoogieIcfgContainer [2023-11-19 08:01:32,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:01:32,851 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:01:32,851 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:01:32,854 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:01:32,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:01:28" (1/3) ... [2023-11-19 08:01:32,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2a0798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:01:32, skipping insertion in model container [2023-11-19 08:01:32,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:29" (2/3) ... [2023-11-19 08:01:32,856 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2a0798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:01:32, skipping insertion in model container [2023-11-19 08:01:32,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:32" (3/3) ... [2023-11-19 08:01:32,857 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal2.c [2023-11-19 08:01:32,877 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:01:32,877 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:01:32,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:01:32,947 INFO L357 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, mHoare=true, 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;@750ff62, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:01:32,947 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:01:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand has 389 states, 387 states have (on average 1.6718346253229974) internal successors, (647), 388 states have internal predecessors, (647), 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) [2023-11-19 08:01:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 08:01:32,965 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:32,966 INFO L195 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] [2023-11-19 08:01:32,967 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:32,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:32,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1996938494, now seen corresponding path program 1 times [2023-11-19 08:01:32,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:32,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997653884] [2023-11-19 08:01:32,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:32,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:34,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:34,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:34,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997653884] [2023-11-19 08:01:34,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997653884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:34,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:34,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:01:34,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492780507] [2023-11-19 08:01:34,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:34,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:01:34,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:34,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:01:34,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:01:34,074 INFO L87 Difference]: Start difference. First operand has 389 states, 387 states have (on average 1.6718346253229974) internal successors, (647), 388 states have internal predecessors, (647), 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 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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) [2023-11-19 08:01:34,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:34,215 INFO L93 Difference]: Finished difference Result 684 states and 1142 transitions. [2023-11-19 08:01:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:01:34,218 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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 79 [2023-11-19 08:01:34,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:34,235 INFO L225 Difference]: With dead ends: 684 [2023-11-19 08:01:34,236 INFO L226 Difference]: Without dead ends: 387 [2023-11-19 08:01:34,240 INFO L412 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 [2023-11-19 08:01:34,244 INFO L413 NwaCegarLoop]: 639 mSDtfsCounter, 1 mSDsluCounter, 1272 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:34,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1911 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:01:34,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-11-19 08:01:34,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 387. [2023-11-19 08:01:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 386 states have (on average 1.66580310880829) internal successors, (643), 386 states have internal predecessors, (643), 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) [2023-11-19 08:01:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 643 transitions. [2023-11-19 08:01:34,310 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 643 transitions. Word has length 79 [2023-11-19 08:01:34,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:34,312 INFO L495 AbstractCegarLoop]: Abstraction has 387 states and 643 transitions. [2023-11-19 08:01:34,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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) [2023-11-19 08:01:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 643 transitions. [2023-11-19 08:01:34,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 08:01:34,315 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:34,316 INFO L195 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] [2023-11-19 08:01:34,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:01:34,316 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:34,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:34,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1773825778, now seen corresponding path program 1 times [2023-11-19 08:01:34,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:34,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448734207] [2023-11-19 08:01:34,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:34,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:34,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:34,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448734207] [2023-11-19 08:01:34,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448734207] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:34,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:34,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:01:34,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133122615] [2023-11-19 08:01:34,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:34,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:01:34,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:34,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:01:34,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:01:34,714 INFO L87 Difference]: Start difference. First operand 387 states and 643 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 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) [2023-11-19 08:01:34,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:34,771 INFO L93 Difference]: Finished difference Result 685 states and 1138 transitions. [2023-11-19 08:01:34,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:01:34,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 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 80 [2023-11-19 08:01:34,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:34,778 INFO L225 Difference]: With dead ends: 685 [2023-11-19 08:01:34,778 INFO L226 Difference]: Without dead ends: 390 [2023-11-19 08:01:34,787 INFO L412 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 [2023-11-19 08:01:34,789 INFO L413 NwaCegarLoop]: 639 mSDtfsCounter, 1 mSDsluCounter, 1269 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1908 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:34,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1908 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:01:34,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-11-19 08:01:34,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 389. [2023-11-19 08:01:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 388 states have (on average 1.6623711340206186) internal successors, (645), 388 states have internal predecessors, (645), 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) [2023-11-19 08:01:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 645 transitions. [2023-11-19 08:01:34,821 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 645 transitions. Word has length 80 [2023-11-19 08:01:34,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:34,830 INFO L495 AbstractCegarLoop]: Abstraction has 389 states and 645 transitions. [2023-11-19 08:01:34,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 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) [2023-11-19 08:01:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 645 transitions. [2023-11-19 08:01:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 08:01:34,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:34,837 INFO L195 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] [2023-11-19 08:01:34,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 08:01:34,838 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:34,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:34,838 INFO L85 PathProgramCache]: Analyzing trace with hash 635543708, now seen corresponding path program 1 times [2023-11-19 08:01:34,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:34,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389059928] [2023-11-19 08:01:34,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:34,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:35,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:35,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389059928] [2023-11-19 08:01:35,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389059928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:35,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:35,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 08:01:35,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271327358] [2023-11-19 08:01:35,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:35,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:01:35,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:35,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:01:35,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:01:35,651 INFO L87 Difference]: Start difference. First operand 389 states and 645 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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) [2023-11-19 08:01:35,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:35,947 INFO L93 Difference]: Finished difference Result 996 states and 1652 transitions. [2023-11-19 08:01:35,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:01:35,948 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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 81 [2023-11-19 08:01:35,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:35,953 INFO L225 Difference]: With dead ends: 996 [2023-11-19 08:01:35,953 INFO L226 Difference]: Without dead ends: 699 [2023-11-19 08:01:35,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-19 08:01:35,955 INFO L413 NwaCegarLoop]: 649 mSDtfsCounter, 2543 mSDsluCounter, 1889 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2543 SdHoareTripleChecker+Valid, 2538 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:35,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2543 Valid, 2538 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 08:01:35,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2023-11-19 08:01:35,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 403. [2023-11-19 08:01:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 402 states have (on average 1.6592039800995024) internal successors, (667), 402 states have internal predecessors, (667), 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) [2023-11-19 08:01:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 667 transitions. [2023-11-19 08:01:35,976 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 667 transitions. Word has length 81 [2023-11-19 08:01:35,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:35,977 INFO L495 AbstractCegarLoop]: Abstraction has 403 states and 667 transitions. [2023-11-19 08:01:35,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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) [2023-11-19 08:01:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 667 transitions. [2023-11-19 08:01:35,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 08:01:35,979 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:35,980 INFO L195 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] [2023-11-19 08:01:35,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 08:01:35,980 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:35,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:35,981 INFO L85 PathProgramCache]: Analyzing trace with hash -173074316, now seen corresponding path program 1 times [2023-11-19 08:01:35,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:35,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558360106] [2023-11-19 08:01:35,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:35,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:36,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:36,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:36,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558360106] [2023-11-19 08:01:36,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558360106] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:36,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:36,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 08:01:36,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12469880] [2023-11-19 08:01:36,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:36,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 08:01:36,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:36,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:01:36,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:01:36,541 INFO L87 Difference]: Start difference. First operand 403 states and 667 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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) [2023-11-19 08:01:37,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:37,047 INFO L93 Difference]: Finished difference Result 1286 states and 2134 transitions. [2023-11-19 08:01:37,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 08:01:37,049 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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 82 [2023-11-19 08:01:37,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:37,055 INFO L225 Difference]: With dead ends: 1286 [2023-11-19 08:01:37,056 INFO L226 Difference]: Without dead ends: 989 [2023-11-19 08:01:37,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2023-11-19 08:01:37,058 INFO L413 NwaCegarLoop]: 651 mSDtfsCounter, 4901 mSDsluCounter, 3178 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4901 SdHoareTripleChecker+Valid, 3829 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:37,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4901 Valid, 3829 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 08:01:37,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2023-11-19 08:01:37,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 406. [2023-11-19 08:01:37,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 405 states have (on average 1.65679012345679) internal successors, (671), 405 states have internal predecessors, (671), 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) [2023-11-19 08:01:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 671 transitions. [2023-11-19 08:01:37,079 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 671 transitions. Word has length 82 [2023-11-19 08:01:37,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:37,079 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 671 transitions. [2023-11-19 08:01:37,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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) [2023-11-19 08:01:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 671 transitions. [2023-11-19 08:01:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 08:01:37,081 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:37,081 INFO L195 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] [2023-11-19 08:01:37,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 08:01:37,082 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:37,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:37,083 INFO L85 PathProgramCache]: Analyzing trace with hash -566101326, now seen corresponding path program 1 times [2023-11-19 08:01:37,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:37,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667655860] [2023-11-19 08:01:37,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:37,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:37,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:37,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667655860] [2023-11-19 08:01:37,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667655860] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:37,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:37,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 08:01:37,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47534278] [2023-11-19 08:01:37,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:37,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 08:01:37,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:37,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 08:01:37,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-19 08:01:37,933 INFO L87 Difference]: Start difference. First operand 406 states and 671 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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) [2023-11-19 08:01:38,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:38,726 INFO L93 Difference]: Finished difference Result 1287 states and 2136 transitions. [2023-11-19 08:01:38,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 08:01:38,728 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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 82 [2023-11-19 08:01:38,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:38,735 INFO L225 Difference]: With dead ends: 1287 [2023-11-19 08:01:38,736 INFO L226 Difference]: Without dead ends: 990 [2023-11-19 08:01:38,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2023-11-19 08:01:38,738 INFO L413 NwaCegarLoop]: 1120 mSDtfsCounter, 3508 mSDsluCounter, 4302 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3508 SdHoareTripleChecker+Valid, 5422 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:38,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3508 Valid, 5422 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 08:01:38,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2023-11-19 08:01:38,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 409. [2023-11-19 08:01:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 408 states have (on average 1.6544117647058822) internal successors, (675), 408 states have internal predecessors, (675), 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) [2023-11-19 08:01:38,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 675 transitions. [2023-11-19 08:01:38,761 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 675 transitions. Word has length 82 [2023-11-19 08:01:38,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:38,761 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 675 transitions. [2023-11-19 08:01:38,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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) [2023-11-19 08:01:38,762 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 675 transitions. [2023-11-19 08:01:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 08:01:38,763 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:38,763 INFO L195 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] [2023-11-19 08:01:38,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 08:01:38,763 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:38,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:38,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1208906036, now seen corresponding path program 1 times [2023-11-19 08:01:38,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:38,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145425075] [2023-11-19 08:01:38,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:38,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:38,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:38,940 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:38,940 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:01:38,941 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:01:38,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 08:01:38,949 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-19 08:01:38,954 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:01:39,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 08:01:39,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-19 08:01:39,030 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-19 08:01:39,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-19 08:01:39,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-19 08:01:39,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-19 08:01:39,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-19 08:01:39,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-19 08:01:39,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-19 08:01:39,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-19 08:01:39,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-19 08:01:39,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-19 08:01:39,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-19 08:01:39,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-19 08:01:39,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-19 08:01:39,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-19 08:01:39,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-19 08:01:39,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-19 08:01:39,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-19 08:01:39,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-19 08:01:39,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-19 08:01:39,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-19 08:01:39,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-19 08:01:39,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-19 08:01:39,053 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-19 08:01:39,053 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-19 08:01:39,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated [2023-11-19 08:01:39,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated [2023-11-19 08:01:39,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated [2023-11-19 08:01:39,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated [2023-11-19 08:01:39,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet34 could not be translated [2023-11-19 08:01:39,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet35 could not be translated [2023-11-19 08:01:39,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet36 could not be translated [2023-11-19 08:01:39,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet37 could not be translated [2023-11-19 08:01:39,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet38 could not be translated [2023-11-19 08:01:39,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet39 could not be translated [2023-11-19 08:01:39,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet41 could not be translated [2023-11-19 08:01:39,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet40 could not be translated [2023-11-19 08:01:39,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet42 could not be translated [2023-11-19 08:01:39,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet43 could not be translated [2023-11-19 08:01:39,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet44 could not be translated [2023-11-19 08:01:39,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet45 could not be translated [2023-11-19 08:01:39,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet47 could not be translated [2023-11-19 08:01:39,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet46 could not be translated [2023-11-19 08:01:39,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet48 could not be translated [2023-11-19 08:01:39,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated [2023-11-19 08:01:39,070 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated [2023-11-19 08:01:39,070 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated [2023-11-19 08:01:39,070 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated [2023-11-19 08:01:39,071 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated [2023-11-19 08:01:39,071 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-19 08:01:39,071 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated [2023-11-19 08:01:39,072 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated [2023-11-19 08:01:39,072 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-19 08:01:39,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated [2023-11-19 08:01:39,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated [2023-11-19 08:01:39,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet61 could not be translated [2023-11-19 08:01:39,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet60 could not be translated [2023-11-19 08:01:39,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet62 could not be translated [2023-11-19 08:01:39,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet63 could not be translated [2023-11-19 08:01:39,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet65 could not be translated [2023-11-19 08:01:39,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet72 could not be translated [2023-11-19 08:01:39,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet117 could not be translated [2023-11-19 08:01:39,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet118 could not be translated [2023-11-19 08:01:39,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet119 could not be translated [2023-11-19 08:01:39,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet120 could not be translated [2023-11-19 08:01:39,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet121 could not be translated [2023-11-19 08:01:39,087 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 08:01:39,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:01:39 BoogieIcfgContainer [2023-11-19 08:01:39,128 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:01:39,129 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:01:39,129 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:01:39,129 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:01:39,129 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:32" (3/4) ... [2023-11-19 08:01:39,132 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:01:39,133 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:01:39,134 INFO L158 Benchmark]: Toolchain (without parser) took 10452.82ms. Allocated memory was 186.6MB in the beginning and 369.1MB in the end (delta: 182.5MB). Free memory was 154.2MB in the beginning and 180.9MB in the end (delta: -26.7MB). Peak memory consumption was 155.1MB. Max. memory is 16.1GB. [2023-11-19 08:01:39,134 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 134.2MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:01:39,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.80ms. Allocated memory is still 186.6MB. Free memory was 154.2MB in the beginning and 109.6MB in the end (delta: 44.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 08:01:39,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 282.49ms. Allocated memory is still 186.6MB. Free memory was 109.6MB in the beginning and 69.7MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 08:01:39,138 INFO L158 Benchmark]: Boogie Preprocessor took 275.02ms. Allocated memory is still 186.6MB. Free memory was 69.7MB in the beginning and 54.6MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 08:01:39,138 INFO L158 Benchmark]: RCFGBuilder took 2783.90ms. Allocated memory was 186.6MB in the beginning and 281.0MB in the end (delta: 94.4MB). Free memory was 54.5MB in the beginning and 173.5MB in the end (delta: -119.0MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-19 08:01:39,138 INFO L158 Benchmark]: TraceAbstraction took 6277.41ms. Allocated memory was 281.0MB in the beginning and 369.1MB in the end (delta: 88.1MB). Free memory was 172.5MB in the beginning and 181.9MB in the end (delta: -9.5MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2023-11-19 08:01:39,139 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 369.1MB. Free memory is still 180.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:01:39,142 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 134.2MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.80ms. Allocated memory is still 186.6MB. Free memory was 154.2MB in the beginning and 109.6MB in the end (delta: 44.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 282.49ms. Allocated memory is still 186.6MB. Free memory was 109.6MB in the beginning and 69.7MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 275.02ms. Allocated memory is still 186.6MB. Free memory was 69.7MB in the beginning and 54.6MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2783.90ms. Allocated memory was 186.6MB in the beginning and 281.0MB in the end (delta: 94.4MB). Free memory was 54.5MB in the beginning and 173.5MB in the end (delta: -119.0MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6277.41ms. Allocated memory was 281.0MB in the beginning and 369.1MB in the end (delta: 88.1MB). Free memory was 172.5MB in the beginning and 181.9MB in the end (delta: -9.5MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 369.1MB. Free memory is still 180.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet121 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 270, overapproximation of bitwiseAnd at line 275. 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_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L30] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 4); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (4 - 1); [L35] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 64); [L36] const SORT_14 msb_SORT_14 = (SORT_14)1 << (64 - 1); [L38] const SORT_121 mask_SORT_121 = (SORT_121)-1 >> (sizeof(SORT_121) * 8 - 2); [L39] const SORT_121 msb_SORT_121 = (SORT_121)1 << (2 - 1); [L41] const SORT_1 var_56 = 0; [L42] const SORT_6 var_60 = 0; [L43] const SORT_1 var_73 = 1; [L44] const SORT_14 var_77 = 0; [L45] const SORT_10 var_107 = 0; [L46] const SORT_10 var_116 = 2; [L47] const SORT_10 var_119 = 4; [L48] const SORT_10 var_126 = 1; [L49] const SORT_121 var_133 = 1; [L50] const SORT_121 var_136 = 3; [L51] const SORT_121 var_139 = 2; [L53] SORT_1 input_2; [L54] SORT_1 input_3; [L55] SORT_1 input_4; [L56] SORT_1 input_5; [L57] SORT_6 input_7; [L58] SORT_6 input_8; [L59] SORT_1 input_9; [L60] SORT_10 input_11; [L61] SORT_1 input_12; [L62] SORT_1 input_13; [L63] SORT_14 input_15; [L64] SORT_10 input_16; [L65] SORT_1 input_17; [L66] SORT_6 input_18; [L67] SORT_1 input_19; [L68] SORT_10 input_20; [L69] SORT_10 input_21; [L70] SORT_6 input_22; [L71] SORT_6 input_23; [L72] SORT_1 input_24; [L73] SORT_14 input_25; [L74] SORT_10 input_26; [L75] SORT_1 input_27; [L76] SORT_6 input_28; [L77] SORT_6 input_29; [L78] SORT_6 input_30; [L79] SORT_6 input_31; [L80] SORT_10 input_32; [L81] SORT_10 input_33; [L82] SORT_10 input_34; [L83] SORT_10 input_35; [L84] SORT_10 input_36; [L85] SORT_10 input_37; [L86] SORT_10 input_38; [L87] SORT_10 input_39; [L88] SORT_1 input_40; [L89] SORT_1 input_41; [L90] SORT_1 input_42; [L91] SORT_1 input_43; [L92] SORT_1 input_44; [L93] SORT_1 input_45; [L94] SORT_14 input_46; [L95] SORT_14 input_47; [L96] SORT_14 input_48; [L97] SORT_14 input_49; [L98] SORT_6 input_50; [L99] SORT_6 input_51; [L100] SORT_1 input_52; [L101] SORT_1 input_53; [L102] SORT_1 input_54; [L103] SORT_1 input_55; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L105] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L106] SORT_6 state_61 = __VERIFIER_nondet_uint() & mask_SORT_6; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L107] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L108] SORT_6 state_66 = __VERIFIER_nondet_uint() & mask_SORT_6; [L109] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L109] SORT_14 state_78 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L110] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L110] SORT_14 state_81 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L111] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L112] SORT_6 state_90 = __VERIFIER_nondet_uint() & mask_SORT_6; [L113] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L113] SORT_6 state_96 = __VERIFIER_nondet_uint() & mask_SORT_6; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L114] SORT_10 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L115] SORT_10 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L116] SORT_1 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L117] SORT_1 state_148 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L118] SORT_10 state_153 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L119] SORT_10 state_156 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L120] SORT_1 state_171 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L121] SORT_1 state_174 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L122] SORT_14 state_213 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L123] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L123] SORT_14 state_216 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L124] SORT_1 state_219 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L125] SORT_10 state_222 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L126] SORT_1 state_227 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L127] SORT_6 state_234 = __VERIFIER_nondet_uint() & mask_SORT_6; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L128] SORT_1 state_237 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L129] SORT_10 state_242 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L130] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L130] SORT_6 state_263 = __VERIFIER_nondet_uint() & mask_SORT_6; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L131] SORT_10 state_274 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L132] SORT_1 state_302 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L133] SORT_10 state_307 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L134] SORT_1 state_323 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] SORT_1 init_58_arg_1 = var_56; [L137] state_57 = init_58_arg_1 [L138] SORT_6 init_62_arg_1 = var_60; [L139] state_61 = init_62_arg_1 [L140] SORT_1 init_64_arg_1 = var_56; [L141] state_63 = init_64_arg_1 [L142] SORT_6 init_67_arg_1 = var_60; [L143] state_66 = init_67_arg_1 [L144] SORT_14 init_79_arg_1 = var_77; [L145] state_78 = init_79_arg_1 [L146] SORT_14 init_82_arg_1 = var_77; [L147] state_81 = init_82_arg_1 [L148] SORT_1 init_85_arg_1 = var_56; [L149] state_84 = init_85_arg_1 [L150] SORT_6 init_91_arg_1 = var_60; [L151] state_90 = init_91_arg_1 [L152] SORT_6 init_97_arg_1 = var_60; [L153] state_96 = init_97_arg_1 [L154] SORT_10 init_109_arg_1 = var_107; [L155] state_108 = init_109_arg_1 [L156] SORT_10 init_112_arg_1 = var_107; [L157] state_111 = init_112_arg_1 [L158] SORT_1 init_146_arg_1 = var_56; [L159] state_145 = init_146_arg_1 [L160] SORT_1 init_149_arg_1 = var_56; [L161] state_148 = init_149_arg_1 [L162] SORT_10 init_154_arg_1 = var_107; [L163] state_153 = init_154_arg_1 [L164] SORT_10 init_157_arg_1 = var_107; [L165] state_156 = init_157_arg_1 [L166] SORT_1 init_172_arg_1 = var_56; [L167] state_171 = init_172_arg_1 [L168] SORT_1 init_175_arg_1 = var_56; [L169] state_174 = init_175_arg_1 [L170] SORT_14 init_214_arg_1 = var_77; [L171] state_213 = init_214_arg_1 [L172] SORT_14 init_217_arg_1 = var_77; [L173] state_216 = init_217_arg_1 [L174] SORT_1 init_220_arg_1 = var_56; [L175] state_219 = init_220_arg_1 [L176] SORT_10 init_223_arg_1 = var_107; [L177] state_222 = init_223_arg_1 [L178] SORT_1 init_228_arg_1 = var_56; [L179] state_227 = init_228_arg_1 [L180] SORT_6 init_235_arg_1 = var_60; [L181] state_234 = init_235_arg_1 [L182] SORT_1 init_238_arg_1 = var_56; [L183] state_237 = init_238_arg_1 [L184] SORT_10 init_243_arg_1 = var_107; [L185] state_242 = init_243_arg_1 [L186] SORT_6 init_264_arg_1 = var_60; [L187] state_263 = init_264_arg_1 [L188] SORT_10 init_275_arg_1 = var_107; [L189] state_274 = init_275_arg_1 [L190] SORT_1 init_303_arg_1 = var_56; [L191] state_302 = init_303_arg_1 [L192] SORT_10 init_308_arg_1 = var_107; [L193] state_307 = init_308_arg_1 [L194] SORT_1 init_324_arg_1 = var_56; [L195] state_323 = init_324_arg_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L198] input_2 = __VERIFIER_nondet_uchar() [L199] EXPR input_2 & mask_SORT_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_2=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L199] input_2 = input_2 & mask_SORT_1 [L200] input_3 = __VERIFIER_nondet_uchar() [L201] input_4 = __VERIFIER_nondet_uchar() [L202] input_5 = __VERIFIER_nondet_uchar() [L203] input_7 = __VERIFIER_nondet_uint() [L204] input_8 = __VERIFIER_nondet_uint() [L205] input_9 = __VERIFIER_nondet_uchar() [L206] EXPR input_9 & mask_SORT_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L206] input_9 = input_9 & mask_SORT_1 [L207] input_11 = __VERIFIER_nondet_uchar() [L208] input_12 = __VERIFIER_nondet_uchar() [L209] input_13 = __VERIFIER_nondet_uchar() [L210] input_15 = __VERIFIER_nondet_ulong() [L211] input_16 = __VERIFIER_nondet_uchar() [L212] input_17 = __VERIFIER_nondet_uchar() [L213] input_18 = __VERIFIER_nondet_uint() [L214] input_19 = __VERIFIER_nondet_uchar() [L215] input_20 = __VERIFIER_nondet_uchar() [L216] input_21 = __VERIFIER_nondet_uchar() [L217] input_22 = __VERIFIER_nondet_uint() [L218] input_23 = __VERIFIER_nondet_uint() [L219] input_24 = __VERIFIER_nondet_uchar() [L220] input_25 = __VERIFIER_nondet_ulong() [L221] input_26 = __VERIFIER_nondet_uchar() [L222] input_27 = __VERIFIER_nondet_uchar() [L223] input_28 = __VERIFIER_nondet_uint() [L224] input_29 = __VERIFIER_nondet_uint() [L225] input_30 = __VERIFIER_nondet_uint() [L226] input_31 = __VERIFIER_nondet_uint() [L227] input_32 = __VERIFIER_nondet_uchar() [L228] input_33 = __VERIFIER_nondet_uchar() [L229] input_34 = __VERIFIER_nondet_uchar() [L230] input_35 = __VERIFIER_nondet_uchar() [L231] input_36 = __VERIFIER_nondet_uchar() [L232] input_37 = __VERIFIER_nondet_uchar() [L233] input_38 = __VERIFIER_nondet_uchar() [L234] input_39 = __VERIFIER_nondet_uchar() [L235] input_40 = __VERIFIER_nondet_uchar() [L236] input_41 = __VERIFIER_nondet_uchar() [L237] input_42 = __VERIFIER_nondet_uchar() [L238] input_43 = __VERIFIER_nondet_uchar() [L239] input_44 = __VERIFIER_nondet_uchar() [L240] input_45 = __VERIFIER_nondet_uchar() [L241] input_46 = __VERIFIER_nondet_ulong() [L242] input_47 = __VERIFIER_nondet_ulong() [L243] input_48 = __VERIFIER_nondet_ulong() [L244] input_49 = __VERIFIER_nondet_ulong() [L245] input_50 = __VERIFIER_nondet_uint() [L246] input_51 = __VERIFIER_nondet_uint() [L247] input_52 = __VERIFIER_nondet_uchar() [L248] input_53 = __VERIFIER_nondet_uchar() [L249] input_54 = __VERIFIER_nondet_uchar() [L250] input_55 = __VERIFIER_nondet_uchar() [L253] SORT_1 var_59_arg_0 = state_57; [L254] SORT_1 var_59 = ~var_59_arg_0; [L255] SORT_1 var_65_arg_0 = state_63; [L256] SORT_6 var_65_arg_1 = state_61; [L257] SORT_6 var_65_arg_2 = input_18; [L258] SORT_6 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_73=1, var_77=0] [L259] EXPR var_65 & mask_SORT_6 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_73=1, var_77=0] [L259] var_65 = var_65 & mask_SORT_6 [L260] SORT_1 var_68_arg_0 = state_63; [L261] SORT_6 var_68_arg_1 = state_66; [L262] SORT_6 var_68_arg_2 = input_18; [L263] SORT_6 var_68 = var_68_arg_0 ? var_68_arg_1 : var_68_arg_2; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_73=1, var_77=0] [L264] EXPR var_68 & mask_SORT_6 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_73=1, var_77=0] [L264] var_68 = var_68 & mask_SORT_6 [L265] SORT_6 var_69_arg_0 = var_65; [L266] SORT_6 var_69_arg_1 = var_68; [L267] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L268] SORT_1 var_70_arg_0 = var_59; [L269] SORT_1 var_70_arg_1 = var_69; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_77=0] [L270] EXPR var_70_arg_0 | var_70_arg_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_77=0] [L270] SORT_1 var_70 = var_70_arg_0 | var_70_arg_1; [L271] SORT_1 var_74_arg_0 = var_70; [L272] SORT_1 var_74 = ~var_74_arg_0; [L273] SORT_1 var_75_arg_0 = var_73; [L274] SORT_1 var_75_arg_1 = var_74; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=0, var_75_arg_0=1, var_75_arg_1=255, var_77=0] [L275] EXPR var_75_arg_0 & var_75_arg_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=0, var_75_arg_0=1, var_75_arg_1=255, var_77=0] [L275] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; [L276] EXPR var_75 & mask_SORT_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=1, var_75_arg_1=255, var_77=0] [L276] var_75 = var_75 & mask_SORT_1 [L277] SORT_1 bad_76_arg_0 = var_75; [L278] CALL __VERIFIER_assert(!(bad_76_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 389 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10954 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10954 mSDsluCounter, 15608 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11910 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 308 IncrementalHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 3698 mSDtfsCounter, 308 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=409occurred in iteration=5, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 1461 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 486 NumberOfCodeBlocks, 486 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 1334 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 [2023-11-19 08:01:39,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu --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 e845250638bf2269b9610642a85a2d027126b83f570f70da1feb220fdec8c1ec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:01:41,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:01:42,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-19 08:01:42,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:01:42,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:01:42,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:01:42,126 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:01:42,127 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:01:42,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:01:42,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:01:42,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:01:42,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:01:42,135 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:01:42,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:01:42,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:01:42,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:01:42,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:01:42,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:01:42,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:01:42,139 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:01:42,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:01:42,140 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:01:42,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:01:42,141 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:01:42,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:01:42,142 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:01:42,142 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:01:42,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:01:42,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:01:42,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:01:42,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:01:42,145 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:01:42,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:01:42,146 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:01:42,146 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:01:42,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:01:42,147 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:01:42,147 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:01:42,147 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:01:42,148 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e845250638bf2269b9610642a85a2d027126b83f570f70da1feb220fdec8c1ec [2023-11-19 08:01:42,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:01:42,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:01:42,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:01:42,604 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:01:42,604 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:01:42,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-19 08:01:45,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:01:46,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:01:46,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-19 08:01:46,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data/2c0907ba8/0572a6b1d353407c891a49c0e1d66682/FLAG48d506c61 [2023-11-19 08:01:46,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/data/2c0907ba8/0572a6b1d353407c891a49c0e1d66682 [2023-11-19 08:01:46,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:01:46,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:01:46,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:46,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:01:46,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:01:46,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfd82e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46, skipping insertion in model container [2023-11-19 08:01:46,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,414 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:01:46,593 WARN L240 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_d27ff877-18d8-40a7-bd65-a146891a3503/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-19 08:01:46,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:46,975 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:01:46,993 WARN L240 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_d27ff877-18d8-40a7-bd65-a146891a3503/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-19 08:01:47,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:47,112 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:01:47,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47 WrapperNode [2023-11-19 08:01:47,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:47,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:47,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:01:47,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:01:47,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,299 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1330 [2023-11-19 08:01:47,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:47,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:01:47,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:01:47,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:01:47,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,452 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:01:47,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:01:47,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:01:47,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:01:47,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (1/1) ... [2023-11-19 08:01:47,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:01:47,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:01:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:01:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:01:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:01:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:01:47,878 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:01:47,880 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:01:50,037 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:01:50,044 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:01:50,045 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:01:50,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:50 BoogieIcfgContainer [2023-11-19 08:01:50,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:01:50,051 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:01:50,051 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:01:50,054 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:01:50,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:01:46" (1/3) ... [2023-11-19 08:01:50,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae6500c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:01:50, skipping insertion in model container [2023-11-19 08:01:50,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:47" (2/3) ... [2023-11-19 08:01:50,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae6500c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:01:50, skipping insertion in model container [2023-11-19 08:01:50,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:50" (3/3) ... [2023-11-19 08:01:50,058 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal2.c [2023-11-19 08:01:50,079 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:01:50,079 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:01:50,130 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:01:50,136 INFO L357 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, mHoare=true, 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;@2bb3ad6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:01:50,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:01:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 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) [2023-11-19 08:01:50,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 08:01:50,147 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:50,148 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-19 08:01:50,148 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:50,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:50,154 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-19 08:01:50,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:01:50,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160604048] [2023-11-19 08:01:50,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:50,173 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:01:50,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:01:50,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 08:01:50,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 08:01:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:50,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 08:01:50,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:01:50,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:50,816 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:01:50,817 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:01:50,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160604048] [2023-11-19 08:01:50,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1160604048] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:50,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:50,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:01:50,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817994040] [2023-11-19 08:01:50,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:50,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:01:50,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:01:50,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:01:50,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:01:50,865 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 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) [2023-11-19 08:01:51,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:51,296 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2023-11-19 08:01:51,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:01:51,301 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 [2023-11-19 08:01:51,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:51,309 INFO L225 Difference]: With dead ends: 19 [2023-11-19 08:01:51,309 INFO L226 Difference]: Without dead ends: 10 [2023-11-19 08:01:51,312 INFO L412 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 [2023-11-19 08:01:51,316 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 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, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:51,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 08:01:51,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-11-19 08:01:51,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2023-11-19 08:01:51,354 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) [2023-11-19 08:01:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-19 08:01:51,356 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2023-11-19 08:01:51,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:51,356 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-19 08:01:51,357 INFO L496 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) [2023-11-19 08:01:51,357 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-19 08:01:51,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 08:01:51,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:51,358 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:51,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:51,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:01:51,562 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:51,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:51,562 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2023-11-19 08:01:51,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:01:51,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [394947413] [2023-11-19 08:01:51,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:51,566 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:01:51,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:01:51,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 08:01:51,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 08:01:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:52,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 08:01:52,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:01:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:52,867 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:01:53,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:53,911 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:01:53,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [394947413] [2023-11-19 08:01:53,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [394947413] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:01:53,911 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 08:01:53,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-19 08:01:53,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749793423] [2023-11-19 08:01:53,912 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 08:01:53,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 08:01:53,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:01:53,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:01:53,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:01:53,915 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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) [2023-11-19 08:01:54,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:54,983 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-19 08:01:54,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 08:01:54,984 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 8 [2023-11-19 08:01:54,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:01:54,985 INFO L225 Difference]: With dead ends: 15 [2023-11-19 08:01:54,985 INFO L226 Difference]: Without dead ends: 13 [2023-11-19 08:01:54,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-19 08:01:54,988 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 12 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:01:54,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 17 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-19 08:01:54,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-11-19 08:01:54,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-19 08:01:54,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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) [2023-11-19 08:01:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 08:01:54,994 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2023-11-19 08:01:54,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:01:54,995 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2023-11-19 08:01:54,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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) [2023-11-19 08:01:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 08:01:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 08:01:54,996 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:54,996 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-19 08:01:55,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:55,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:01:55,213 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:55,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:55,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2023-11-19 08:01:55,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:01:55,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1436709445] [2023-11-19 08:01:55,218 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 08:01:55,218 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:01:55,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:01:55,221 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 08:01:55,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27ff877-18d8-40a7-bd65-a146891a3503/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 08:01:58,952 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-19 08:01:58,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 08:01:59,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 1886 conjuncts, 498 conjunts are in the unsatisfiable core [2023-11-19 08:01:59,114 INFO L285 TraceCheckSpWp]: Computing forward predicates...