./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1108eeb4bd20019b014e3c74d7da568cbd9d144764ba0dc8eabd0c3ee1f98907 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:15:33,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:15:33,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:15:33,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:15:33,617 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:15:33,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:15:33,642 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:15:33,642 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:15:33,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:15:33,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:15:33,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:15:33,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:15:33,646 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:15:33,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:15:33,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:15:33,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:15:33,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:15:33,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:15:33,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:15:33,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:15:33,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:15:33,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:15:33,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:15:33,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:15:33,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:15:33,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:15:33,654 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:15:33,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:15:33,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:33,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:15:33,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:15:33,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:15:33,657 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:15:33,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:15:33,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:15:33,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:15:33,659 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:15:33,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:15:33,659 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:15:33,660 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_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1108eeb4bd20019b014e3c74d7da568cbd9d144764ba0dc8eabd0c3ee1f98907 [2023-11-12 02:15:33,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:15:33,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:15:33,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:15:33,990 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:15:33,991 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:15:33,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/eca-rers2012/Problem11_label04.c [2023-11-12 02:15:37,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:15:37,443 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:15:37,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/sv-benchmarks/c/eca-rers2012/Problem11_label04.c [2023-11-12 02:15:37,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/data/81ce244f6/971286d776044c91bd8a167270c858c7/FLAG9276f3dc3 [2023-11-12 02:15:37,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/data/81ce244f6/971286d776044c91bd8a167270c858c7 [2023-11-12 02:15:37,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:15:37,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:15:37,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:37,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:15:37,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:15:37,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:37" (1/1) ... [2023-11-12 02:15:37,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47342ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:37, skipping insertion in model container [2023-11-12 02:15:37,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:37" (1/1) ... [2023-11-12 02:15:37,588 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:15:37,831 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_9f9984da-72f6-4b2d-8cb4-503d0514a494/sv-benchmarks/c/eca-rers2012/Problem11_label04.c[7746,7759] [2023-11-12 02:15:38,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:38,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:15:38,188 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_9f9984da-72f6-4b2d-8cb4-503d0514a494/sv-benchmarks/c/eca-rers2012/Problem11_label04.c[7746,7759] [2023-11-12 02:15:38,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:38,434 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:15:38,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38 WrapperNode [2023-11-12 02:15:38,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:38,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:38,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:15:38,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:15:38,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,604 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1000 [2023-11-12 02:15:38,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:38,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:15:38,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:15:38,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:15:38,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,637 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,710 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:15:38,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:15:38,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:15:38,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:15:38,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (1/1) ... [2023-11-12 02:15:38,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:38,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:15:38,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:15:38,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:15:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:15:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:15:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:15:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:15:38,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:15:38,982 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:15:40,952 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:15:40,965 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:15:40,965 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:15:40,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:15:40 BoogieIcfgContainer [2023-11-12 02:15:40,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:15:40,971 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:15:40,971 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:15:40,974 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:15:40,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:15:37" (1/3) ... [2023-11-12 02:15:40,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e1e373e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:15:40, skipping insertion in model container [2023-11-12 02:15:40,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:38" (2/3) ... [2023-11-12 02:15:40,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e1e373e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:15:40, skipping insertion in model container [2023-11-12 02:15:40,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:15:40" (3/3) ... [2023-11-12 02:15:40,978 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label04.c [2023-11-12 02:15:41,012 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:15:41,013 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:15:41,091 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:15:41,098 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@50cf2e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:15:41,099 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:15:41,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:41,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 02:15:41,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:41,117 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] [2023-11-12 02:15:41,117 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:41,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:41,124 INFO L85 PathProgramCache]: Analyzing trace with hash -92557335, now seen corresponding path program 1 times [2023-11-12 02:15:41,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:41,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819005165] [2023-11-12 02:15:41,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:41,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:15:41,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:41,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819005165] [2023-11-12 02:15:41,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819005165] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:41,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:41,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:41,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879844519] [2023-11-12 02:15:41,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:41,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:41,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:41,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:41,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:41,700 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 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 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:43,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:43,239 INFO L93 Difference]: Finished difference Result 763 states and 1352 transitions. [2023-11-12 02:15:43,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:43,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2023-11-12 02:15:43,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:43,263 INFO L225 Difference]: With dead ends: 763 [2023-11-12 02:15:43,263 INFO L226 Difference]: Without dead ends: 416 [2023-11-12 02:15:43,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:43,272 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 220 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:43,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 89 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-12 02:15:43,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2023-11-12 02:15:43,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 408. [2023-11-12 02:15:43,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 407 states have (on average 1.6142506142506143) internal successors, (657), 407 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:43,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 657 transitions. [2023-11-12 02:15:43,351 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 657 transitions. Word has length 53 [2023-11-12 02:15:43,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:43,352 INFO L495 AbstractCegarLoop]: Abstraction has 408 states and 657 transitions. [2023-11-12 02:15:43,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 657 transitions. [2023-11-12 02:15:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-12 02:15:43,359 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:43,359 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:43,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:15:43,360 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:43,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:43,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1781773818, now seen corresponding path program 1 times [2023-11-12 02:15:43,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:43,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285949334] [2023-11-12 02:15:43,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:43,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:15:43,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:43,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285949334] [2023-11-12 02:15:43,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285949334] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:43,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:43,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:43,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425866724] [2023-11-12 02:15:43,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:43,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:43,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:43,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:43,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:43,730 INFO L87 Difference]: Start difference. First operand 408 states and 657 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:44,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:44,825 INFO L93 Difference]: Finished difference Result 1191 states and 1930 transitions. [2023-11-12 02:15:44,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:44,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 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 118 [2023-11-12 02:15:44,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:44,832 INFO L225 Difference]: With dead ends: 1191 [2023-11-12 02:15:44,832 INFO L226 Difference]: Without dead ends: 785 [2023-11-12 02:15:44,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:44,837 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 141 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:44,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 152 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-12 02:15:44,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2023-11-12 02:15:44,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 783. [2023-11-12 02:15:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.438618925831202) internal successors, (1125), 782 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1125 transitions. [2023-11-12 02:15:44,895 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1125 transitions. Word has length 118 [2023-11-12 02:15:44,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:44,895 INFO L495 AbstractCegarLoop]: Abstraction has 783 states and 1125 transitions. [2023-11-12 02:15:44,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1125 transitions. [2023-11-12 02:15:44,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-12 02:15:44,900 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:44,900 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:44,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:15:44,901 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:44,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:44,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1565859760, now seen corresponding path program 1 times [2023-11-12 02:15:44,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:44,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785323364] [2023-11-12 02:15:44,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:44,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:15:45,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:45,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785323364] [2023-11-12 02:15:45,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785323364] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:45,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:45,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:45,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858900080] [2023-11-12 02:15:45,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:45,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:45,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:45,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:45,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:45,150 INFO L87 Difference]: Start difference. First operand 783 states and 1125 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:46,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:46,198 INFO L93 Difference]: Finished difference Result 1948 states and 2801 transitions. [2023-11-12 02:15:46,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:46,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 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 121 [2023-11-12 02:15:46,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:46,211 INFO L225 Difference]: With dead ends: 1948 [2023-11-12 02:15:46,211 INFO L226 Difference]: Without dead ends: 1167 [2023-11-12 02:15:46,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:46,220 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 144 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:46,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 116 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-12 02:15:46,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2023-11-12 02:15:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 1154. [2023-11-12 02:15:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1154 states, 1153 states have (on average 1.3391153512575888) internal successors, (1544), 1153 states have internal predecessors, (1544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1154 states and 1544 transitions. [2023-11-12 02:15:46,258 INFO L78 Accepts]: Start accepts. Automaton has 1154 states and 1544 transitions. Word has length 121 [2023-11-12 02:15:46,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:46,258 INFO L495 AbstractCegarLoop]: Abstraction has 1154 states and 1544 transitions. [2023-11-12 02:15:46,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1544 transitions. [2023-11-12 02:15:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-12 02:15:46,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:46,263 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:46,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 02:15:46,264 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:46,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:46,265 INFO L85 PathProgramCache]: Analyzing trace with hash 234761808, now seen corresponding path program 1 times [2023-11-12 02:15:46,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:46,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154757162] [2023-11-12 02:15:46,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:46,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:15:46,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:46,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154757162] [2023-11-12 02:15:46,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154757162] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:46,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:46,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:46,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107948965] [2023-11-12 02:15:46,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:46,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:46,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:46,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:46,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:46,644 INFO L87 Difference]: Start difference. First operand 1154 states and 1544 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:47,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:47,588 INFO L93 Difference]: Finished difference Result 2676 states and 3529 transitions. [2023-11-12 02:15:47,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:47,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2023-11-12 02:15:47,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:47,597 INFO L225 Difference]: With dead ends: 2676 [2023-11-12 02:15:47,597 INFO L226 Difference]: Without dead ends: 1524 [2023-11-12 02:15:47,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:47,601 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 120 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:47,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 189 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:15:47,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1524 states. [2023-11-12 02:15:47,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1524 to 1523. [2023-11-12 02:15:47,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1523 states, 1522 states have (on average 1.268725361366623) internal successors, (1931), 1522 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1523 states and 1931 transitions. [2023-11-12 02:15:47,642 INFO L78 Accepts]: Start accepts. Automaton has 1523 states and 1931 transitions. Word has length 122 [2023-11-12 02:15:47,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:47,644 INFO L495 AbstractCegarLoop]: Abstraction has 1523 states and 1931 transitions. [2023-11-12 02:15:47,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1931 transitions. [2023-11-12 02:15:47,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 02:15:47,648 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:47,648 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:47,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 02:15:47,649 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:47,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:47,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1699725549, now seen corresponding path program 1 times [2023-11-12 02:15:47,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:47,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114657078] [2023-11-12 02:15:47,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:47,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:15:47,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:47,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114657078] [2023-11-12 02:15:47,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114657078] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:47,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:47,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:47,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295273806] [2023-11-12 02:15:47,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:47,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:47,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:47,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:47,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:47,891 INFO L87 Difference]: Start difference. First operand 1523 states and 1931 transitions. Second operand has 3 states, 3 states have (on average 60.0) internal successors, (180), 2 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:48,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:48,953 INFO L93 Difference]: Finished difference Result 3968 states and 5151 transitions. [2023-11-12 02:15:48,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:48,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 2 states have internal predecessors, (180), 0 states have call successors, (0), 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 180 [2023-11-12 02:15:48,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:48,970 INFO L225 Difference]: With dead ends: 3968 [2023-11-12 02:15:48,971 INFO L226 Difference]: Without dead ends: 2631 [2023-11-12 02:15:48,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:48,975 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 115 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:48,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 154 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-12 02:15:48,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2631 states. [2023-11-12 02:15:49,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2631 to 2447. [2023-11-12 02:15:49,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2447 states, 2446 states have (on average 1.2236304170073589) internal successors, (2993), 2446 states have internal predecessors, (2993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:49,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2447 states and 2993 transitions. [2023-11-12 02:15:49,046 INFO L78 Accepts]: Start accepts. Automaton has 2447 states and 2993 transitions. Word has length 180 [2023-11-12 02:15:49,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:49,047 INFO L495 AbstractCegarLoop]: Abstraction has 2447 states and 2993 transitions. [2023-11-12 02:15:49,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 2 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:49,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2993 transitions. [2023-11-12 02:15:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-12 02:15:49,051 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:49,052 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:49,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-12 02:15:49,052 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:49,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:49,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1613150643, now seen corresponding path program 1 times [2023-11-12 02:15:49,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:49,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575035108] [2023-11-12 02:15:49,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:49,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-12 02:15:49,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:49,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575035108] [2023-11-12 02:15:49,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575035108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:49,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:49,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:49,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014244544] [2023-11-12 02:15:49,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:49,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:49,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:49,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:49,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:49,372 INFO L87 Difference]: Start difference. First operand 2447 states and 2993 transitions. Second operand has 3 states, 3 states have (on average 49.0) internal successors, (147), 2 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:50,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:50,319 INFO L93 Difference]: Finished difference Result 5266 states and 6463 transitions. [2023-11-12 02:15:50,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:50,320 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 2 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 196 [2023-11-12 02:15:50,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:50,337 INFO L225 Difference]: With dead ends: 5266 [2023-11-12 02:15:50,337 INFO L226 Difference]: Without dead ends: 3005 [2023-11-12 02:15:50,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:50,345 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 75 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:50,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 153 Invalid, 560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:15:50,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3005 states. [2023-11-12 02:15:50,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3005 to 2820. [2023-11-12 02:15:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2820 states, 2819 states have (on average 1.2220645619013835) internal successors, (3445), 2819 states have internal predecessors, (3445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:50,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 3445 transitions. [2023-11-12 02:15:50,431 INFO L78 Accepts]: Start accepts. Automaton has 2820 states and 3445 transitions. Word has length 196 [2023-11-12 02:15:50,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:50,434 INFO L495 AbstractCegarLoop]: Abstraction has 2820 states and 3445 transitions. [2023-11-12 02:15:50,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 2 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3445 transitions. [2023-11-12 02:15:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-11-12 02:15:50,446 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:50,446 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:50,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-12 02:15:50,447 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:50,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:50,448 INFO L85 PathProgramCache]: Analyzing trace with hash -58400973, now seen corresponding path program 1 times [2023-11-12 02:15:50,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:50,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037119410] [2023-11-12 02:15:50,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:50,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:50,803 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:15:50,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:50,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037119410] [2023-11-12 02:15:50,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037119410] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:50,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:50,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:15:50,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932745509] [2023-11-12 02:15:50,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:50,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:50,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:50,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:50,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:50,807 INFO L87 Difference]: Start difference. First operand 2820 states and 3445 transitions. Second operand has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:51,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:51,825 INFO L93 Difference]: Finished difference Result 6567 states and 8101 transitions. [2023-11-12 02:15:51,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:51,826 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 0 states have call successors, (0), 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 233 [2023-11-12 02:15:51,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:51,848 INFO L225 Difference]: With dead ends: 6567 [2023-11-12 02:15:51,848 INFO L226 Difference]: Without dead ends: 3933 [2023-11-12 02:15:51,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:51,853 INFO L413 NwaCegarLoop]: 312 mSDtfsCounter, 135 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:51,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 332 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:15:51,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3933 states. [2023-11-12 02:15:51,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3933 to 3556. [2023-11-12 02:15:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3556 states, 3555 states have (on average 1.2115330520393812) internal successors, (4307), 3555 states have internal predecessors, (4307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3556 states and 4307 transitions. [2023-11-12 02:15:51,969 INFO L78 Accepts]: Start accepts. Automaton has 3556 states and 4307 transitions. Word has length 233 [2023-11-12 02:15:51,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:51,970 INFO L495 AbstractCegarLoop]: Abstraction has 3556 states and 4307 transitions. [2023-11-12 02:15:51,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 4307 transitions. [2023-11-12 02:15:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-12 02:15:51,975 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:51,975 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:51,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-12 02:15:51,976 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:51,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:51,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1422286637, now seen corresponding path program 1 times [2023-11-12 02:15:51,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:51,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616830361] [2023-11-12 02:15:51,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:51,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:52,383 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-12 02:15:52,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:52,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616830361] [2023-11-12 02:15:52,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616830361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:52,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:52,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:15:52,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159475841] [2023-11-12 02:15:52,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:52,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:52,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:52,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:52,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:52,386 INFO L87 Difference]: Start difference. First operand 3556 states and 4307 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:53,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:53,484 INFO L93 Difference]: Finished difference Result 9319 states and 11375 transitions. [2023-11-12 02:15:53,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:53,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2023-11-12 02:15:53,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:53,513 INFO L225 Difference]: With dead ends: 9319 [2023-11-12 02:15:53,514 INFO L226 Difference]: Without dead ends: 5765 [2023-11-12 02:15:53,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:53,520 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 179 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:53,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 140 Invalid, 651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-12 02:15:53,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5765 states. [2023-11-12 02:15:53,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5765 to 4844. [2023-11-12 02:15:53,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4844 states, 4843 states have (on average 1.207309518893248) internal successors, (5847), 4843 states have internal predecessors, (5847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 4844 states and 5847 transitions. [2023-11-12 02:15:53,653 INFO L78 Accepts]: Start accepts. Automaton has 4844 states and 5847 transitions. Word has length 234 [2023-11-12 02:15:53,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:53,654 INFO L495 AbstractCegarLoop]: Abstraction has 4844 states and 5847 transitions. [2023-11-12 02:15:53,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 4844 states and 5847 transitions. [2023-11-12 02:15:53,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2023-11-12 02:15:53,663 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:53,663 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:53,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-12 02:15:53,664 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:53,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:53,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1578805231, now seen corresponding path program 1 times [2023-11-12 02:15:53,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:53,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709052491] [2023-11-12 02:15:53,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:53,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-12 02:15:53,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:53,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709052491] [2023-11-12 02:15:53,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709052491] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:53,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:53,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:15:53,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459964855] [2023-11-12 02:15:53,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:53,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:53,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:53,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:53,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:53,992 INFO L87 Difference]: Start difference. First operand 4844 states and 5847 transitions. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:54,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:54,980 INFO L93 Difference]: Finished difference Result 9684 states and 11690 transitions. [2023-11-12 02:15:54,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:54,981 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 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 314 [2023-11-12 02:15:54,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:55,006 INFO L225 Difference]: With dead ends: 9684 [2023-11-12 02:15:55,007 INFO L226 Difference]: Without dead ends: 4842 [2023-11-12 02:15:55,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:55,014 INFO L413 NwaCegarLoop]: 284 mSDtfsCounter, 182 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:55,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 304 Invalid, 603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:15:55,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4842 states. [2023-11-12 02:15:55,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4842 to 4658. [2023-11-12 02:15:55,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4658 states, 4657 states have (on average 1.1541765084818554) internal successors, (5375), 4657 states have internal predecessors, (5375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:55,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 4658 states and 5375 transitions. [2023-11-12 02:15:55,126 INFO L78 Accepts]: Start accepts. Automaton has 4658 states and 5375 transitions. Word has length 314 [2023-11-12 02:15:55,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:55,129 INFO L495 AbstractCegarLoop]: Abstraction has 4658 states and 5375 transitions. [2023-11-12 02:15:55,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 4658 states and 5375 transitions. [2023-11-12 02:15:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2023-11-12 02:15:55,139 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:55,141 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:55,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-12 02:15:55,141 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:55,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:55,147 INFO L85 PathProgramCache]: Analyzing trace with hash 228686210, now seen corresponding path program 1 times [2023-11-12 02:15:55,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:55,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496688842] [2023-11-12 02:15:55,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:55,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-12 02:15:55,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:55,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496688842] [2023-11-12 02:15:55,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496688842] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:55,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:55,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:15:55,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859722438] [2023-11-12 02:15:55,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:55,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:55,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:55,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:55,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:55,492 INFO L87 Difference]: Start difference. First operand 4658 states and 5375 transitions. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 2 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:56,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:56,108 INFO L93 Difference]: Finished difference Result 9310 states and 10744 transitions. [2023-11-12 02:15:56,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:56,109 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 2 states have internal predecessors, (212), 0 states have call successors, (0), 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 335 [2023-11-12 02:15:56,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:56,137 INFO L225 Difference]: With dead ends: 9310 [2023-11-12 02:15:56,137 INFO L226 Difference]: Without dead ends: 4654 [2023-11-12 02:15:56,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:56,145 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 189 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:56,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 40 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 02:15:56,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2023-11-12 02:15:56,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 4654. [2023-11-12 02:15:56,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4654 states, 4653 states have (on average 1.1532344723834085) internal successors, (5366), 4653 states have internal predecessors, (5366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 4654 states and 5366 transitions. [2023-11-12 02:15:56,260 INFO L78 Accepts]: Start accepts. Automaton has 4654 states and 5366 transitions. Word has length 335 [2023-11-12 02:15:56,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:56,261 INFO L495 AbstractCegarLoop]: Abstraction has 4654 states and 5366 transitions. [2023-11-12 02:15:56,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 2 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 4654 states and 5366 transitions. [2023-11-12 02:15:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-11-12 02:15:56,273 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:56,273 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:56,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-12 02:15:56,274 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:56,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:56,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1912311325, now seen corresponding path program 1 times [2023-11-12 02:15:56,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:56,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787563624] [2023-11-12 02:15:56,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:56,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2023-11-12 02:15:56,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:56,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787563624] [2023-11-12 02:15:56,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787563624] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:56,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:56,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:15:56,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597301643] [2023-11-12 02:15:56,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:56,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:15:56,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:56,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:15:56,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:56,670 INFO L87 Difference]: Start difference. First operand 4654 states and 5366 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:57,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:15:57,796 INFO L93 Difference]: Finished difference Result 10412 states and 12095 transitions. [2023-11-12 02:15:57,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:15:57,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 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 336 [2023-11-12 02:15:57,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:15:57,812 INFO L225 Difference]: With dead ends: 10412 [2023-11-12 02:15:57,812 INFO L226 Difference]: Without dead ends: 5760 [2023-11-12 02:15:57,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:15:57,819 INFO L413 NwaCegarLoop]: 340 mSDtfsCounter, 142 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:15:57,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 365 Invalid, 644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-12 02:15:57,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5760 states. [2023-11-12 02:15:57,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5760 to 5205. [2023-11-12 02:15:57,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5205 states, 5204 states have (on average 1.1391237509607994) internal successors, (5928), 5204 states have internal predecessors, (5928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:57,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5205 states to 5205 states and 5928 transitions. [2023-11-12 02:15:57,920 INFO L78 Accepts]: Start accepts. Automaton has 5205 states and 5928 transitions. Word has length 336 [2023-11-12 02:15:57,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:15:57,921 INFO L495 AbstractCegarLoop]: Abstraction has 5205 states and 5928 transitions. [2023-11-12 02:15:57,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:15:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 5205 states and 5928 transitions. [2023-11-12 02:15:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2023-11-12 02:15:57,936 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:15:57,937 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:15:57,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-12 02:15:57,937 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:15:57,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:15:57,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1289979440, now seen corresponding path program 1 times [2023-11-12 02:15:57,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:15:57,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466798974] [2023-11-12 02:15:57,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:15:57,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:15:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:15:58,428 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-12 02:15:58,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:15:58,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466798974] [2023-11-12 02:15:58,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466798974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:15:58,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:15:58,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:15:58,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929321538] [2023-11-12 02:15:58,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:15:58,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:15:58,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:15:58,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:15:58,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:15:58,433 INFO L87 Difference]: Start difference. First operand 5205 states and 5928 transitions. Second operand has 4 states, 4 states have (on average 85.0) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:00,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:00,249 INFO L93 Difference]: Finished difference Result 14288 states and 16265 transitions. [2023-11-12 02:16:00,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:16:00,250 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 85.0) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 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 390 [2023-11-12 02:16:00,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:00,276 INFO L225 Difference]: With dead ends: 14288 [2023-11-12 02:16:00,276 INFO L226 Difference]: Without dead ends: 9085 [2023-11-12 02:16:00,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:16:00,284 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 207 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 1202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:00,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 64 Invalid, 1202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-12 02:16:00,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9085 states. [2023-11-12 02:16:00,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9085 to 8897. [2023-11-12 02:16:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8897 states, 8896 states have (on average 1.1289343525179856) internal successors, (10043), 8896 states have internal predecessors, (10043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8897 states to 8897 states and 10043 transitions. [2023-11-12 02:16:00,454 INFO L78 Accepts]: Start accepts. Automaton has 8897 states and 10043 transitions. Word has length 390 [2023-11-12 02:16:00,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:00,455 INFO L495 AbstractCegarLoop]: Abstraction has 8897 states and 10043 transitions. [2023-11-12 02:16:00,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 85.0) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:00,456 INFO L276 IsEmpty]: Start isEmpty. Operand 8897 states and 10043 transitions. [2023-11-12 02:16:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2023-11-12 02:16:00,483 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:00,483 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:00,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-12 02:16:00,484 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:00,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:00,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1246889041, now seen corresponding path program 1 times [2023-11-12 02:16:00,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:00,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538913153] [2023-11-12 02:16:00,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:00,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:01,106 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-12 02:16:01,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:01,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538913153] [2023-11-12 02:16:01,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538913153] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:01,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:01,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:16:01,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233588497] [2023-11-12 02:16:01,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:01,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:16:01,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:01,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:16:01,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:16:01,110 INFO L87 Difference]: Start difference. First operand 8897 states and 10043 transitions. Second operand has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:02,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:02,118 INFO L93 Difference]: Finished difference Result 17419 states and 19680 transitions. [2023-11-12 02:16:02,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:16:02,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 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 457 [2023-11-12 02:16:02,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:02,137 INFO L225 Difference]: With dead ends: 17419 [2023-11-12 02:16:02,138 INFO L226 Difference]: Without dead ends: 8894 [2023-11-12 02:16:02,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:16:02,148 INFO L413 NwaCegarLoop]: 331 mSDtfsCounter, 194 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:02,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 353 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:16:02,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8894 states. [2023-11-12 02:16:02,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8894 to 8710. [2023-11-12 02:16:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8710 states, 8709 states have (on average 1.112067975657366) internal successors, (9685), 8709 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8710 states to 8710 states and 9685 transitions. [2023-11-12 02:16:02,298 INFO L78 Accepts]: Start accepts. Automaton has 8710 states and 9685 transitions. Word has length 457 [2023-11-12 02:16:02,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:02,299 INFO L495 AbstractCegarLoop]: Abstraction has 8710 states and 9685 transitions. [2023-11-12 02:16:02,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 8710 states and 9685 transitions. [2023-11-12 02:16:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2023-11-12 02:16:02,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:02,320 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:02,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-12 02:16:02,320 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:02,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:02,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1286763601, now seen corresponding path program 1 times [2023-11-12 02:16:02,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:02,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345285527] [2023-11-12 02:16:02,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:02,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2023-11-12 02:16:03,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:03,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345285527] [2023-11-12 02:16:03,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345285527] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:03,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:03,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:16:03,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68275891] [2023-11-12 02:16:03,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:03,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:16:03,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:03,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:16:03,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:16:03,320 INFO L87 Difference]: Start difference. First operand 8710 states and 9685 transitions. Second operand has 3 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:04,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:04,329 INFO L93 Difference]: Finished difference Result 18707 states and 20955 transitions. [2023-11-12 02:16:04,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:16:04,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 0 states have call successors, (0), 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 525 [2023-11-12 02:16:04,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:04,352 INFO L225 Difference]: With dead ends: 18707 [2023-11-12 02:16:04,352 INFO L226 Difference]: Without dead ends: 10367 [2023-11-12 02:16:04,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:16:04,364 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 123 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:04,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 146 Invalid, 613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:16:04,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10367 states. [2023-11-12 02:16:04,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10367 to 8518. [2023-11-12 02:16:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8518 states, 8517 states have (on average 1.1141246917928849) internal successors, (9489), 8517 states have internal predecessors, (9489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:04,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8518 states to 8518 states and 9489 transitions. [2023-11-12 02:16:04,530 INFO L78 Accepts]: Start accepts. Automaton has 8518 states and 9489 transitions. Word has length 525 [2023-11-12 02:16:04,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:04,532 INFO L495 AbstractCegarLoop]: Abstraction has 8518 states and 9489 transitions. [2023-11-12 02:16:04,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 8518 states and 9489 transitions. [2023-11-12 02:16:04,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2023-11-12 02:16:04,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:04,560 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:04,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-12 02:16:04,561 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:04,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:04,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1613412214, now seen corresponding path program 1 times [2023-11-12 02:16:04,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:04,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687632618] [2023-11-12 02:16:04,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:04,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1528 backedges. 930 proven. 0 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2023-11-12 02:16:05,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:05,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687632618] [2023-11-12 02:16:05,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687632618] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:05,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:05,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:16:05,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367651880] [2023-11-12 02:16:05,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:05,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:16:05,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:05,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:16:05,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:16:05,493 INFO L87 Difference]: Start difference. First operand 8518 states and 9489 transitions. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:06,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:06,474 INFO L93 Difference]: Finished difference Result 17581 states and 19584 transitions. [2023-11-12 02:16:06,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:16:06,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 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 629 [2023-11-12 02:16:06,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:06,483 INFO L225 Difference]: With dead ends: 17581 [2023-11-12 02:16:06,483 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 02:16:06,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:16:06,504 INFO L413 NwaCegarLoop]: 306 mSDtfsCounter, 116 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:06,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 319 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:16:06,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 02:16:06,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 02:16:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 02:16:06,507 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 629 [2023-11-12 02:16:06,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:06,508 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:16:06,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:16:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 02:16:06,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 02:16:06,513 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:16:06,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-12 02:16:06,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 02:16:08,337 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2023-11-12 02:16:08,337 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,337 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-11-12 02:16:08,338 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,339 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,340 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,341 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,342 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1054) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,343 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,344 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,344 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,344 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,344 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2023-11-12 02:16:08,344 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2023-11-12 02:16:08,344 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-11-12 02:16:08,346 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,346 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,347 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,347 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,348 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,348 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,348 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,348 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,348 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,348 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2023-11-12 02:16:08,349 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2023-11-12 02:16:08,349 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-11-12 02:16:08,349 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,350 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse0 (<= 10 ~a25~0)) (.cse1 (<= ~a23~0 138)) (.cse6 (<= 278 ~a29~0)) (.cse4 (= ~a4~0 1)) (.cse3 (<= 0 (+ ~a23~0 42))) (.cse9 (<= ~a25~0 10)) (.cse10 (<= ~a29~0 130)) (.cse8 (<= ~a29~0 140)) (.cse5 (= ~a25~0 11)) (.cse7 (<= ~a23~0 312)) (.cse2 (= ~a8~0 15))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2) (and .cse5 .cse6 .cse7 .cse2) (and .cse8 .cse1 .cse2 .cse3) (and .cse6 .cse9 .cse7 .cse2) (and .cse4 .cse2 .cse3) (and .cse2 (= ~a25~0 10) .cse10) (and (= ~a25~0 12) .cse2) (and .cse9 .cse7 .cse2 .cse10) (and .cse8 .cse5 .cse7 .cse2))) [2023-11-12 02:16:08,350 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,350 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,350 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,350 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,350 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-11-12 02:16:08,351 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,352 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,353 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 02:16:08,354 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-11-12 02:16:08,354 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2023-11-12 02:16:08,354 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-11-12 02:16:08,354 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2023-11-12 02:16:08,354 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,357 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,357 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,357 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,357 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,357 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-11-12 02:16:08,357 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2023-11-12 02:16:08,358 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2023-11-12 02:16:08,359 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,359 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,359 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,359 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,359 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,359 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2023-11-12 02:16:08,360 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-11-12 02:16:08,361 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-12 02:16:08,361 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2023-11-12 02:16:08,361 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,361 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,361 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,361 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-11-12 02:16:08,362 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2023-11-12 02:16:08,363 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-11-12 02:16:08,364 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,365 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,366 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2023-11-12 02:16:08,367 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,368 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2023-11-12 02:16:08,369 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,370 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,371 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,372 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,372 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2023-11-12 02:16:08,372 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2023-11-12 02:16:08,372 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,372 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,374 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,374 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2023-11-12 02:16:08,375 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,376 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,377 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,378 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,378 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,378 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,378 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,378 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2023-11-12 02:16:08,378 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,379 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,380 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,380 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,380 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,381 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,383 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2023-11-12 02:16:08,383 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-11-12 02:16:08,383 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-12 02:16:08,383 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 02:16:08,383 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2023-11-12 02:16:08,384 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,385 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2023-11-12 02:16:08,386 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-11-12 02:16:08,387 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-11-12 02:16:08,387 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2023-11-12 02:16:08,390 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:08,392 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:16:08,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:16:08 BoogieIcfgContainer [2023-11-12 02:16:08,422 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:16:08,423 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:16:08,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:16:08,423 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:16:08,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:15:40" (3/4) ... [2023-11-12 02:16:08,426 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:16:08,457 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-12 02:16:08,459 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 02:16:08,461 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 02:16:08,463 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:16:08,711 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:16:08,712 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:16:08,712 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:16:08,713 INFO L158 Benchmark]: Toolchain (without parser) took 31215.54ms. Allocated memory was 130.0MB in the beginning and 497.0MB in the end (delta: 367.0MB). Free memory was 88.6MB in the beginning and 359.3MB in the end (delta: -270.7MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,713 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 130.0MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:16:08,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 935.52ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 88.0MB in the beginning and 137.3MB in the end (delta: -49.2MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.31ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 120.2MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,716 INFO L158 Benchmark]: Boogie Preprocessor took 196.01ms. Allocated memory is still 174.1MB. Free memory was 120.2MB in the beginning and 110.0MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,716 INFO L158 Benchmark]: RCFGBuilder took 2165.55ms. Allocated memory is still 174.1MB. Free memory was 110.0MB in the beginning and 64.6MB in the end (delta: 45.4MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,717 INFO L158 Benchmark]: TraceAbstraction took 27451.69ms. Allocated memory was 174.1MB in the beginning and 497.0MB in the end (delta: 323.0MB). Free memory was 63.6MB in the beginning and 377.1MB in the end (delta: -313.6MB). Peak memory consumption was 249.1MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,717 INFO L158 Benchmark]: Witness Printer took 289.86ms. Allocated memory is still 497.0MB. Free memory was 377.1MB in the beginning and 359.3MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 02:16:08,724 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 130.0MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 935.52ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 88.0MB in the beginning and 137.3MB in the end (delta: -49.2MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.31ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 120.2MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 196.01ms. Allocated memory is still 174.1MB. Free memory was 120.2MB in the beginning and 110.0MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2165.55ms. Allocated memory is still 174.1MB. Free memory was 110.0MB in the beginning and 64.6MB in the end (delta: 45.4MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * TraceAbstraction took 27451.69ms. Allocated memory was 174.1MB in the beginning and 497.0MB in the end (delta: 323.0MB). Free memory was 63.6MB in the beginning and 377.1MB in the end (delta: -313.6MB). Peak memory consumption was 249.1MB. Max. memory is 16.1GB. * Witness Printer took 289.86ms. Allocated memory is still 497.0MB. Free memory was 377.1MB in the beginning and 359.3MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. 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 - PositiveResult [Line: 175]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.3s, OverallIterations: 15, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 16.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2282 SdHoareTripleChecker+Valid, 15.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2282 mSDsluCounter, 2916 SdHoareTripleChecker+Invalid, 12.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 303 mSDsCounter, 1491 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8213 IncrementalHoareTripleChecker+Invalid, 9704 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1491 mSolverCounterUnsat, 2613 mSDtfsCounter, 8213 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8897occurred in iteration=12, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 4651 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 56 NumberOfFragments, 122 HoareAnnotationTreeSize, 1 FomulaSimplifications, 795 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 1670 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 4243 NumberOfCodeBlocks, 4243 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4228 ConstructedInterpolants, 0 QuantifiedInterpolants, 7903 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 4703/4703 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((10 <= a25) && (a23 <= 138)) && (a8 == 15)) && (0 <= (a23 + 42))) || (((10 <= a25) && (a4 == 1)) && (a8 == 15))) || ((((a25 == 11) && (278 <= a29)) && (a23 <= 312)) && (a8 == 15))) || ((((a29 <= 140) && (a23 <= 138)) && (a8 == 15)) && (0 <= (a23 + 42)))) || ((((278 <= a29) && (a25 <= 10)) && (a23 <= 312)) && (a8 == 15))) || (((a4 == 1) && (a8 == 15)) && (0 <= (a23 + 42)))) || (((a8 == 15) && (a25 == 10)) && (a29 <= 130))) || ((a25 == 12) && (a8 == 15))) || ((((a25 <= 10) && (a23 <= 312)) && (a8 == 15)) && (a29 <= 130))) || ((((a29 <= 140) && (a25 == 11)) && (a23 <= 312)) && (a8 == 15))) RESULT: Ultimate proved your program to be correct! [2023-11-12 02:16:08,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f9984da-72f6-4b2d-8cb4-503d0514a494/bin/uautomizer-verify-uTZkv6EMXl/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 Writing output log to file Ultimate.log Result: TRUE