./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 e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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-e7bb482 [2023-11-06 22:19:17,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:19:17,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:19:17,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:19:17,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:19:17,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:19:17,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:19:17,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:19:17,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:19:17,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:19:17,190 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:19:17,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:19:17,191 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:19:17,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:19:17,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:19:17,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:19:17,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:19:17,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:19:17,195 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:19:17,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:19:17,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:19:17,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:19:17,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:19:17,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:19:17,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:19:17,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:17,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:19:17,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:19:17,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:19:17,217 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:19:17,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:19:17,218 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:19:17,219 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:19:17,219 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:19:17,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:19:17,221 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:19:17,221 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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e845250638bf2269b9610642a85a2d027126b83f570f70da1feb220fdec8c1ec [2023-11-06 22:19:17,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:19:17,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:19:17,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:19:17,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:19:17,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:19:17,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-06 22:19:20,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:19:21,037 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:19:21,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-06 22:19:21,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data/600b88b82/628f23112e56423588cd17cae1291057/FLAG819888b49 [2023-11-06 22:19:21,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data/600b88b82/628f23112e56423588cd17cae1291057 [2023-11-06 22:19:21,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:19:21,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:19:21,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:21,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:19:21,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:19:21,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:21,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771cebdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21, skipping insertion in model container [2023-11-06 22:19:21,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:21,163 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:19:21,361 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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-06 22:19:21,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:21,749 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:19:21,762 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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-06 22:19:21,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:21,955 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:19:21,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21 WrapperNode [2023-11-06 22:19:21,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:21,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:21,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:19:21,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:19:21,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,282 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2540 [2023-11-06 22:19:22,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:22,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:19:22,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:19:22,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:19:22,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:19:22,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:19:22,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:19:22,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:19:22,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (1/1) ... [2023-11-06 22:19:22,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:22,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:22,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:19:22,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:19:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:19:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:19:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:19:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:19:23,064 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:19:23,066 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:19:24,948 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:19:24,959 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:19:24,960 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:19:24,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:24 BoogieIcfgContainer [2023-11-06 22:19:24,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:19:24,965 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:19:24,966 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:19:24,969 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:19:24,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:19:21" (1/3) ... [2023-11-06 22:19:24,970 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e6adcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:24, skipping insertion in model container [2023-11-06 22:19:24,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:21" (2/3) ... [2023-11-06 22:19:24,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e6adcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:24, skipping insertion in model container [2023-11-06 22:19:24,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:24" (3/3) ... [2023-11-06 22:19:24,973 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal2.c [2023-11-06 22:19:24,993 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:19:24,993 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:19:25,060 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:19:25,067 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=LoopsAndPotentialCycles, 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;@5529c6f8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:19:25,067 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:19:25,074 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) [2023-11-06 22:19:25,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-06 22:19:25,095 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:25,096 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] [2023-11-06 22:19:25,096 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:25,102 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:25,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1996938494, now seen corresponding path program 1 times [2023-11-06 22:19:25,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:25,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523628879] [2023-11-06 22:19:25,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:25,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:26,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:26,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523628879] [2023-11-06 22:19:26,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523628879] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:26,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:26,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:19:26,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439457449] [2023-11-06 22:19:26,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:26,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:19:26,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:26,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:19:26,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:19:26,256 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) [2023-11-06 22:19:26,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:26,392 INFO L93 Difference]: Finished difference Result 684 states and 1142 transitions. [2023-11-06 22:19:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:19:26,402 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 [2023-11-06 22:19:26,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:26,418 INFO L225 Difference]: With dead ends: 684 [2023-11-06 22:19:26,419 INFO L226 Difference]: Without dead ends: 387 [2023-11-06 22:19:26,429 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 [2023-11-06 22:19:26,433 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 [2023-11-06 22:19:26,434 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] [2023-11-06 22:19:26,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-11-06 22:19:26,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 387. [2023-11-06 22:19:26,546 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) [2023-11-06 22:19:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 643 transitions. [2023-11-06 22:19:26,563 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 643 transitions. Word has length 79 [2023-11-06 22:19:26,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:26,565 INFO L495 AbstractCegarLoop]: Abstraction has 387 states and 643 transitions. [2023-11-06 22:19:26,565 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) [2023-11-06 22:19:26,565 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 643 transitions. [2023-11-06 22:19:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-06 22:19:26,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:26,569 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] [2023-11-06 22:19:26,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:19:26,570 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:26,570 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:26,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1773825778, now seen corresponding path program 1 times [2023-11-06 22:19:26,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:26,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457628253] [2023-11-06 22:19:26,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:27,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:27,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457628253] [2023-11-06 22:19:27,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457628253] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:27,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:27,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:19:27,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281081800] [2023-11-06 22:19:27,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:27,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:19:27,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:27,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:19:27,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:19:27,022 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) [2023-11-06 22:19:27,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:27,093 INFO L93 Difference]: Finished difference Result 685 states and 1138 transitions. [2023-11-06 22:19:27,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:19:27,094 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 [2023-11-06 22:19:27,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:27,101 INFO L225 Difference]: With dead ends: 685 [2023-11-06 22:19:27,102 INFO L226 Difference]: Without dead ends: 390 [2023-11-06 22:19:27,105 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 [2023-11-06 22:19:27,108 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 [2023-11-06 22:19:27,109 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] [2023-11-06 22:19:27,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-11-06 22:19:27,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 389. [2023-11-06 22:19:27,139 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) [2023-11-06 22:19:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 645 transitions. [2023-11-06 22:19:27,147 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 645 transitions. Word has length 80 [2023-11-06 22:19:27,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:27,149 INFO L495 AbstractCegarLoop]: Abstraction has 389 states and 645 transitions. [2023-11-06 22:19:27,149 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) [2023-11-06 22:19:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 645 transitions. [2023-11-06 22:19:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-06 22:19:27,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:27,156 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] [2023-11-06 22:19:27,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:19:27,156 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:27,157 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:27,157 INFO L85 PathProgramCache]: Analyzing trace with hash 635543708, now seen corresponding path program 1 times [2023-11-06 22:19:27,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:27,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134376778] [2023-11-06 22:19:27,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:27,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:27,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:27,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:27,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134376778] [2023-11-06 22:19:27,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134376778] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:27,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:27,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:19:27,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824865219] [2023-11-06 22:19:27,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:27,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:19:27,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:27,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:19:27,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:19:27,876 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) [2023-11-06 22:19:28,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:28,175 INFO L93 Difference]: Finished difference Result 996 states and 1652 transitions. [2023-11-06 22:19:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:19:28,177 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 [2023-11-06 22:19:28,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:28,181 INFO L225 Difference]: With dead ends: 996 [2023-11-06 22:19:28,181 INFO L226 Difference]: Without dead ends: 699 [2023-11-06 22:19:28,182 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 [2023-11-06 22:19:28,184 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 [2023-11-06 22:19:28,184 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] [2023-11-06 22:19:28,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2023-11-06 22:19:28,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 403. [2023-11-06 22:19:28,215 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) [2023-11-06 22:19:28,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 667 transitions. [2023-11-06 22:19:28,217 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 667 transitions. Word has length 81 [2023-11-06 22:19:28,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:28,218 INFO L495 AbstractCegarLoop]: Abstraction has 403 states and 667 transitions. [2023-11-06 22:19:28,218 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) [2023-11-06 22:19:28,218 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 667 transitions. [2023-11-06 22:19:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-06 22:19:28,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:28,220 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] [2023-11-06 22:19:28,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:19:28,220 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:28,221 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:28,221 INFO L85 PathProgramCache]: Analyzing trace with hash -173074316, now seen corresponding path program 1 times [2023-11-06 22:19:28,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:28,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552323982] [2023-11-06 22:19:28,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:28,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:28,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:28,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552323982] [2023-11-06 22:19:28,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552323982] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:28,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:28,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:19:28,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048758159] [2023-11-06 22:19:28,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:28,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:19:28,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:28,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:19:28,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:19:28,695 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) [2023-11-06 22:19:29,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:29,196 INFO L93 Difference]: Finished difference Result 1286 states and 2134 transitions. [2023-11-06 22:19:29,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:19:29,197 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 [2023-11-06 22:19:29,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:29,204 INFO L225 Difference]: With dead ends: 1286 [2023-11-06 22:19:29,204 INFO L226 Difference]: Without dead ends: 989 [2023-11-06 22:19:29,205 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 [2023-11-06 22:19:29,207 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 [2023-11-06 22:19:29,207 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] [2023-11-06 22:19:29,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2023-11-06 22:19:29,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 406. [2023-11-06 22:19:29,241 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) [2023-11-06 22:19:29,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 671 transitions. [2023-11-06 22:19:29,243 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 671 transitions. Word has length 82 [2023-11-06 22:19:29,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:29,244 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 671 transitions. [2023-11-06 22:19:29,244 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) [2023-11-06 22:19:29,244 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 671 transitions. [2023-11-06 22:19:29,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-06 22:19:29,245 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:29,245 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] [2023-11-06 22:19:29,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:19:29,246 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:29,246 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:29,246 INFO L85 PathProgramCache]: Analyzing trace with hash -566101326, now seen corresponding path program 1 times [2023-11-06 22:19:29,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:29,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684124061] [2023-11-06 22:19:29,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:29,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:30,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:30,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684124061] [2023-11-06 22:19:30,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684124061] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:30,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:30,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:19:30,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209700800] [2023-11-06 22:19:30,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:30,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:19:30,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:30,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:19:30,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:19:30,108 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) [2023-11-06 22:19:30,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:30,862 INFO L93 Difference]: Finished difference Result 1287 states and 2136 transitions. [2023-11-06 22:19:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 22:19:30,864 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 [2023-11-06 22:19:30,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:30,870 INFO L225 Difference]: With dead ends: 1287 [2023-11-06 22:19:30,870 INFO L226 Difference]: Without dead ends: 990 [2023-11-06 22:19:30,872 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 [2023-11-06 22:19:30,873 INFO L413 NwaCegarLoop]: 1120 mSDtfsCounter, 3514 mSDsluCounter, 4128 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3514 SdHoareTripleChecker+Valid, 5248 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:30,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3514 Valid, 5248 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:19:30,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2023-11-06 22:19:30,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 409. [2023-11-06 22:19:30,890 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) [2023-11-06 22:19:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 675 transitions. [2023-11-06 22:19:30,893 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 675 transitions. Word has length 82 [2023-11-06 22:19:30,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:30,893 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 675 transitions. [2023-11-06 22:19:30,893 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) [2023-11-06 22:19:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 675 transitions. [2023-11-06 22:19:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-06 22:19:30,894 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:30,895 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] [2023-11-06 22:19:30,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:19:30,895 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:30,895 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:30,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1208906036, now seen corresponding path program 1 times [2023-11-06 22:19:30,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:30,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172455269] [2023-11-06 22:19:30,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:30,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:19:30,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:19:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:19:31,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:19:31,123 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:19:31,125 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:19:31,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:19:31,130 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-06 22:19:31,134 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:19:31,244 WARN L316 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-06 22:19:31,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:19:31 BoogieIcfgContainer [2023-11-06 22:19:31,285 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:19:31,286 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:19:31,286 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:19:31,286 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:19:31,287 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:24" (3/4) ... [2023-11-06 22:19:31,289 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:19:31,290 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:19:31,291 INFO L158 Benchmark]: Toolchain (without parser) took 10218.54ms. Allocated memory was 169.9MB in the beginning and 360.7MB in the end (delta: 190.8MB). Free memory was 137.2MB in the beginning and 140.1MB in the end (delta: -3.0MB). Peak memory consumption was 190.3MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,291 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory was 99.0MB in the beginning and 98.9MB in the end (delta: 86.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:19:31,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.48ms. Allocated memory is still 169.9MB. Free memory was 137.2MB in the beginning and 92.5MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 325.24ms. Allocated memory is still 169.9MB. Free memory was 92.4MB in the beginning and 105.6MB in the end (delta: -13.2MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,294 INFO L158 Benchmark]: Boogie Preprocessor took 308.44ms. Allocated memory is still 169.9MB. Free memory was 105.6MB in the beginning and 105.5MB in the end (delta: 143.2kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,295 INFO L158 Benchmark]: RCFGBuilder took 2370.39ms. Allocated memory was 169.9MB in the beginning and 249.6MB in the end (delta: 79.7MB). Free memory was 105.5MB in the beginning and 142.2MB in the end (delta: -36.7MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,295 INFO L158 Benchmark]: TraceAbstraction took 6319.92ms. Allocated memory was 249.6MB in the beginning and 360.7MB in the end (delta: 111.1MB). Free memory was 141.1MB in the beginning and 141.2MB in the end (delta: -73.2kB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,296 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 360.7MB. Free memory was 141.2MB in the beginning and 140.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:19:31,299 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory was 99.0MB in the beginning and 98.9MB in the end (delta: 86.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.48ms. Allocated memory is still 169.9MB. Free memory was 137.2MB in the beginning and 92.5MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 325.24ms. Allocated memory is still 169.9MB. Free memory was 92.4MB in the beginning and 105.6MB in the end (delta: -13.2MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 308.44ms. Allocated memory is still 169.9MB. Free memory was 105.6MB in the beginning and 105.5MB in the end (delta: 143.2kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2370.39ms. Allocated memory was 169.9MB in the beginning and 249.6MB in the end (delta: 79.7MB). Free memory was 105.5MB in the beginning and 142.2MB in the end (delta: -36.7MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * TraceAbstraction took 6319.92ms. Allocated memory was 249.6MB in the beginning and 360.7MB in the end (delta: 111.1MB). Free memory was 141.1MB in the beginning and 141.2MB in the end (delta: -73.2kB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 360.7MB. Free memory was 141.2MB in the beginning and 140.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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, 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 [__VERIFIER_nondet_uint() & mask_SORT_6=0, __VERIFIER_nondet_uint()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uint() & mask_SORT_6=0, __VERIFIER_nondet_uint()=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_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 [__VERIFIER_nondet_ulong() & mask_SORT_14=0, __VERIFIER_nondet_ulong()=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_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 [__VERIFIER_nondet_ulong() & mask_SORT_14=0, __VERIFIER_nondet_ulong()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uint() & mask_SORT_6=0, __VERIFIER_nondet_uint()=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_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 [__VERIFIER_nondet_uint() & mask_SORT_6=0, __VERIFIER_nondet_uint()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_ulong() & mask_SORT_14=0, __VERIFIER_nondet_ulong()=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_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 [__VERIFIER_nondet_ulong() & mask_SORT_14=0, __VERIFIER_nondet_ulong()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uint() & mask_SORT_6=0, __VERIFIER_nondet_uint()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uint() & mask_SORT_6=0, __VERIFIER_nondet_uint()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_10=0, __VERIFIER_nondet_uchar()=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_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 [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=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_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 & mask_SORT_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 & mask_SORT_1=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 & mask_SORT_6=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 & mask_SORT_6=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 | var_70_arg_1=256, 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 & var_75_arg_1=1, 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 & mask_SORT_1=1, 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: 6.1s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10960 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10960 mSDsluCounter, 15434 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11736 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 296 IncrementalHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 3698 mSDtfsCounter, 296 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 1461 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s 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 [2023-11-06 22:19:31,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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-e7bb482 [2023-11-06 22:19:34,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:19:34,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-06 22:19:34,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:19:34,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:19:34,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:19:34,318 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:19:34,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:19:34,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:19:34,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:19:34,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:19:34,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:19:34,323 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:19:34,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:19:34,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:19:34,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:19:34,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:19:34,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:19:34,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:19:34,331 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:19:34,331 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:19:34,332 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:19:34,332 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:19:34,333 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:19:34,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:19:34,334 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:19:34,334 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:19:34,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:34,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:19:34,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:19:34,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:19:34,337 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:19:34,338 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:19:34,338 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:19:34,338 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:19:34,339 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:19:34,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:19:34,339 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:19:34,339 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:19:34,340 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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e845250638bf2269b9610642a85a2d027126b83f570f70da1feb220fdec8c1ec [2023-11-06 22:19:34,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:19:34,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:19:34,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:19:34,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:19:34,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:19:34,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-06 22:19:37,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:19:38,236 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:19:38,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2023-11-06 22:19:38,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data/10a18dab0/d7cc20d234c948648d91e22e82b7410e/FLAGcf9ae233e [2023-11-06 22:19:38,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/data/10a18dab0/d7cc20d234c948648d91e22e82b7410e [2023-11-06 22:19:38,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:19:38,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:19:38,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:38,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:19:38,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:19:38,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:38" (1/1) ... [2023-11-06 22:19:38,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754082a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:38, skipping insertion in model container [2023-11-06 22:19:38,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:38" (1/1) ... [2023-11-06 22:19:38,371 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:19:38,627 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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-06 22:19:38,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:39,023 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:19:39,043 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_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1244,1257] [2023-11-06 22:19:39,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:39,200 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:19:39,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39 WrapperNode [2023-11-06 22:19:39,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:39,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:39,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:19:39,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:19:39,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,345 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1330 [2023-11-06 22:19:39,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:39,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:19:39,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:19:39,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:19:39,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:19:39,523 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:19:39,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:19:39,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:19:39,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (1/1) ... [2023-11-06 22:19:39,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:39,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:39,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:19:39,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:19:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:19:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:19:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:19:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:19:39,980 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:19:39,982 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:19:42,206 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:19:42,211 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:19:42,212 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:19:42,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:42 BoogieIcfgContainer [2023-11-06 22:19:42,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:19:42,216 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:19:42,216 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:19:42,220 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:19:42,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:19:38" (1/3) ... [2023-11-06 22:19:42,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ea9e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:42, skipping insertion in model container [2023-11-06 22:19:42,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:39" (2/3) ... [2023-11-06 22:19:42,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ea9e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:42, skipping insertion in model container [2023-11-06 22:19:42,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:42" (3/3) ... [2023-11-06 22:19:42,223 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal2.c [2023-11-06 22:19:42,243 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:19:42,243 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:19:42,290 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:19:42,297 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=LoopsAndPotentialCycles, 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;@450b1902, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:19:42,298 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:19:42,303 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) [2023-11-06 22:19:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-06 22:19:42,312 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:42,312 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 22:19:42,313 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:42,320 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:42,321 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-06 22:19:42,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:19:42,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070830560] [2023-11-06 22:19:42,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:42,340 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 [2023-11-06 22:19:42,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:19:42,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:19:42,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:42,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 22:19:42,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:42,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:42,932 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:19:42,933 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:19:42,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070830560] [2023-11-06 22:19:42,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2070830560] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:42,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:42,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:19:42,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276722857] [2023-11-06 22:19:42,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:42,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:19:42,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:19:42,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:19:42,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:19:42,979 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) [2023-11-06 22:19:43,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:43,386 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2023-11-06 22:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:19:43,390 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 [2023-11-06 22:19:43,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:43,399 INFO L225 Difference]: With dead ends: 19 [2023-11-06 22:19:43,399 INFO L226 Difference]: Without dead ends: 10 [2023-11-06 22:19:43,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:19:43,406 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 [2023-11-06 22:19:43,408 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] [2023-11-06 22:19:43,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-11-06 22:19:43,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2023-11-06 22:19:43,437 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) [2023-11-06 22:19:43,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-06 22:19:43,439 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2023-11-06 22:19:43,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:43,439 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-06 22:19:43,440 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) [2023-11-06 22:19:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-06 22:19:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-06 22:19:43,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:43,441 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:43,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:43,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:43,665 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:43,665 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:43,666 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2023-11-06 22:19:43,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:19:43,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1532533600] [2023-11-06 22:19:43,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:43,669 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 [2023-11-06 22:19:43,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:19:43,670 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:19:43,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-06 22:19:44,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:44,947 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:19:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:19:45,752 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:19:45,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1532533600] [2023-11-06 22:19:45,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1532533600] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:19:45,754 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:19:45,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 22:19:45,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470221232] [2023-11-06 22:19:45,759 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:19:45,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:19:45,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:19:45,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:19:45,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:19:45,767 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) [2023-11-06 22:19:47,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:47,013 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-06 22:19:47,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:19:47,014 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 [2023-11-06 22:19:47,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:47,015 INFO L225 Difference]: With dead ends: 15 [2023-11-06 22:19:47,015 INFO L226 Difference]: Without dead ends: 13 [2023-11-06 22:19:47,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:19:47,017 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 10 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 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, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:47,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 17 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:19:47,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-11-06 22:19:47,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-06 22:19:47,021 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) [2023-11-06 22:19:47,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-06 22:19:47,022 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2023-11-06 22:19:47,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:47,022 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2023-11-06 22:19:47,022 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) [2023-11-06 22:19:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-06 22:19:47,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 22:19:47,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:47,023 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-06 22:19:47,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:47,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:47,243 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:47,244 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2023-11-06 22:19:47,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:19:47,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707782553] [2023-11-06 22:19:47,247 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:19:47,248 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 [2023-11-06 22:19:47,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:19:47,249 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:19:47,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda62e6a-c19f-45b0-b7da-ee29b723a4c0/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:50,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:19:50,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:19:50,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 1886 conjuncts, 498 conjunts are in the unsatisfiable core [2023-11-06 22:19:50,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:21:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:17,018 INFO L327 TraceCheckSpWp]: Computing backward predicates...