./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:25:32,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:25:32,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 16:25:32,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:25:32,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:25:32,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:25:32,719 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:25:32,720 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:25:32,722 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:25:32,723 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:25:32,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:25:32,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:25:32,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:25:32,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:25:32,726 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:25:32,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:25:32,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:25:32,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:25:32,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:25:32,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:25:32,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:25:32,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:25:32,731 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:25:32,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:25:32,731 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:25:32,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:25:32,732 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:25:32,733 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:25:32,733 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:25:32,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:25:32,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:25:32,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:25:32,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:25:32,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:25:32,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:25:32,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:25:32,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:25:32,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:25:32,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:25:32,738 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_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-08 16:25:33,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:25:33,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:25:33,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:25:33,054 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:25:33,055 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:25:33,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-08 16:25:35,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:25:35,401 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:25:35,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-08 16:25:35,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data/f0c65bb33/3692e86a229846fd8958e00c687f2292/FLAG28ba4df73 [2024-11-08 16:25:35,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data/f0c65bb33/3692e86a229846fd8958e00c687f2292 [2024-11-08 16:25:35,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:25:35,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:25:35,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:25:35,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:25:35,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:25:35,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:25:35" (1/1) ... [2024-11-08 16:25:35,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef6f25a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:35, skipping insertion in model container [2024-11-08 16:25:35,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:25:35" (1/1) ... [2024-11-08 16:25:35,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:25:35,729 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-08 16:25:36,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:25:36,059 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:25:36,069 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-08 16:25:36,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:25:36,258 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:25:36,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36 WrapperNode [2024-11-08 16:25:36,259 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:25:36,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:25:36,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:25:36,261 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:25:36,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,676 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1981 [2024-11-08 16:25:36,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:25:36,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:25:36,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:25:36,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:25:36,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,743 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,850 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 16:25:36,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,943 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:36,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:37,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:37,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:37,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:25:37,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:25:37,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:25:37,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:25:37,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (1/1) ... [2024-11-08 16:25:37,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:25:37,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:25:37,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:25:37,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:25:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:25:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:25:37,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:25:37,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:25:37,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:25:37,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:25:37,482 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:25:37,485 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:25:40,957 INFO L? ?]: Removed 1004 outVars from TransFormulas that were not future-live. [2024-11-08 16:25:40,958 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:25:40,993 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:25:40,994 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:25:40,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:25:40 BoogieIcfgContainer [2024-11-08 16:25:40,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:25:41,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:25:41,005 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:25:41,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:25:41,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:25:35" (1/3) ... [2024-11-08 16:25:41,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb7145b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:25:41, skipping insertion in model container [2024-11-08 16:25:41,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:25:36" (2/3) ... [2024-11-08 16:25:41,010 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb7145b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:25:41, skipping insertion in model container [2024-11-08 16:25:41,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:25:40" (3/3) ... [2024-11-08 16:25:41,011 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-08 16:25:41,029 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:25:41,030 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:25:41,130 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:25:41,137 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@a8f935, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:25:41,138 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:25:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand has 673 states, 668 states have (on average 1.5044910179640718) internal successors, (1005), 669 states have internal predecessors, (1005), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-08 16:25:41,174 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:41,175 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:41,175 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:41,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:41,181 INFO L85 PathProgramCache]: Analyzing trace with hash -36023094, now seen corresponding path program 1 times [2024-11-08 16:25:41,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:41,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378820816] [2024-11-08 16:25:41,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:41,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:41,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:41,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 16:25:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:41,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:41,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378820816] [2024-11-08 16:25:41,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378820816] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:41,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:41,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:25:41,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889197061] [2024-11-08 16:25:41,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:41,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:25:41,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:41,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:25:41,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:25:41,933 INFO L87 Difference]: Start difference. First operand has 673 states, 668 states have (on average 1.5044910179640718) internal successors, (1005), 669 states have internal predecessors, (1005), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 109.0) internal successors, (218), 2 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:42,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:42,015 INFO L93 Difference]: Finished difference Result 1308 states and 1967 transitions. [2024-11-08 16:25:42,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:25:42,018 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 109.0) internal successors, (218), 2 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 225 [2024-11-08 16:25:42,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:42,040 INFO L225 Difference]: With dead ends: 1308 [2024-11-08 16:25:42,040 INFO L226 Difference]: Without dead ends: 669 [2024-11-08 16:25:42,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:25:42,054 INFO L432 NwaCegarLoop]: 994 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:42,056 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:25:42,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2024-11-08 16:25:42,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2024-11-08 16:25:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 665 states have (on average 1.4887218045112782) internal successors, (990), 665 states have internal predecessors, (990), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:42,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 994 transitions. [2024-11-08 16:25:42,192 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 994 transitions. Word has length 225 [2024-11-08 16:25:42,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:42,193 INFO L471 AbstractCegarLoop]: Abstraction has 669 states and 994 transitions. [2024-11-08 16:25:42,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 109.0) internal successors, (218), 2 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:42,194 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 994 transitions. [2024-11-08 16:25:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-08 16:25:42,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:42,199 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:42,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:25:42,200 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:42,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:42,201 INFO L85 PathProgramCache]: Analyzing trace with hash 915507910, now seen corresponding path program 1 times [2024-11-08 16:25:42,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:42,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792067362] [2024-11-08 16:25:42,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:42,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:43,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:43,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 16:25:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:43,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:43,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792067362] [2024-11-08 16:25:43,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792067362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:43,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:43,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:25:43,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708963637] [2024-11-08 16:25:43,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:43,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:25:43,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:43,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:25:43,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:43,948 INFO L87 Difference]: Start difference. First operand 669 states and 994 transitions. Second operand has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:44,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:44,276 INFO L93 Difference]: Finished difference Result 1303 states and 1937 transitions. [2024-11-08 16:25:44,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:25:44,277 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 225 [2024-11-08 16:25:44,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:44,282 INFO L225 Difference]: With dead ends: 1303 [2024-11-08 16:25:44,283 INFO L226 Difference]: Without dead ends: 668 [2024-11-08 16:25:44,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:25:44,287 INFO L432 NwaCegarLoop]: 918 mSDtfsCounter, 958 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:44,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 1838 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:25:44,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2024-11-08 16:25:44,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 668. [2024-11-08 16:25:44,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 664 states have (on average 1.4864457831325302) internal successors, (987), 664 states have internal predecessors, (987), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 991 transitions. [2024-11-08 16:25:44,319 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 991 transitions. Word has length 225 [2024-11-08 16:25:44,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:44,322 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 991 transitions. [2024-11-08 16:25:44,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 991 transitions. [2024-11-08 16:25:44,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-08 16:25:44,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:44,327 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:44,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:25:44,328 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:44,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:44,329 INFO L85 PathProgramCache]: Analyzing trace with hash -504416964, now seen corresponding path program 1 times [2024-11-08 16:25:44,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:44,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745331065] [2024-11-08 16:25:44,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:45,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:45,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:45,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:45,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:45,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745331065] [2024-11-08 16:25:45,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745331065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:45,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:45,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:25:45,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751906853] [2024-11-08 16:25:45,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:45,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:25:45,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:45,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:25:45,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:45,309 INFO L87 Difference]: Start difference. First operand 668 states and 991 transitions. Second operand has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:45,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:45,400 INFO L93 Difference]: Finished difference Result 1302 states and 1932 transitions. [2024-11-08 16:25:45,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:25:45,401 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 226 [2024-11-08 16:25:45,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:45,404 INFO L225 Difference]: With dead ends: 1302 [2024-11-08 16:25:45,404 INFO L226 Difference]: Without dead ends: 668 [2024-11-08 16:25:45,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:25:45,406 INFO L432 NwaCegarLoop]: 975 mSDtfsCounter, 948 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:45,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 1952 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:25:45,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2024-11-08 16:25:45,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 668. [2024-11-08 16:25:45,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 664 states have (on average 1.4849397590361446) internal successors, (986), 664 states have internal predecessors, (986), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:45,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 990 transitions. [2024-11-08 16:25:45,427 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 990 transitions. Word has length 226 [2024-11-08 16:25:45,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:45,428 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 990 transitions. [2024-11-08 16:25:45,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 990 transitions. [2024-11-08 16:25:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-08 16:25:45,432 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:45,432 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:45,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:25:45,433 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:45,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:45,434 INFO L85 PathProgramCache]: Analyzing trace with hash -434478955, now seen corresponding path program 1 times [2024-11-08 16:25:45,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:45,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048352522] [2024-11-08 16:25:45,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:45,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:46,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:46,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:46,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:46,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:46,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048352522] [2024-11-08 16:25:46,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048352522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:46,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:46,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:25:46,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689794262] [2024-11-08 16:25:46,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:46,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:25:46,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:46,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:25:46,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:46,475 INFO L87 Difference]: Start difference. First operand 668 states and 990 transitions. Second operand has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:46,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:46,525 INFO L93 Difference]: Finished difference Result 672 states and 994 transitions. [2024-11-08 16:25:46,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:25:46,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 227 [2024-11-08 16:25:46,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:46,529 INFO L225 Difference]: With dead ends: 672 [2024-11-08 16:25:46,530 INFO L226 Difference]: Without dead ends: 670 [2024-11-08 16:25:46,530 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:46,531 INFO L432 NwaCegarLoop]: 988 mSDtfsCounter, 0 mSDsluCounter, 1970 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2958 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:46,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2958 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:25:46,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-11-08 16:25:46,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 670. [2024-11-08 16:25:46,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 666 states have (on average 1.4834834834834836) internal successors, (988), 666 states have internal predecessors, (988), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:46,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 992 transitions. [2024-11-08 16:25:46,550 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 992 transitions. Word has length 227 [2024-11-08 16:25:46,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:46,551 INFO L471 AbstractCegarLoop]: Abstraction has 670 states and 992 transitions. [2024-11-08 16:25:46,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 992 transitions. [2024-11-08 16:25:46,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-08 16:25:46,556 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:46,556 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:46,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 16:25:46,557 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:46,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:46,557 INFO L85 PathProgramCache]: Analyzing trace with hash -582249194, now seen corresponding path program 1 times [2024-11-08 16:25:46,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:46,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490438843] [2024-11-08 16:25:46,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:46,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:47,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:47,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:47,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:47,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490438843] [2024-11-08 16:25:47,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490438843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:47,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:47,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:25:47,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810645950] [2024-11-08 16:25:47,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:47,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:25:47,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:47,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:25:47,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:47,256 INFO L87 Difference]: Start difference. First operand 670 states and 992 transitions. Second operand has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:47,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:47,343 INFO L93 Difference]: Finished difference Result 1308 states and 1937 transitions. [2024-11-08 16:25:47,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:25:47,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 228 [2024-11-08 16:25:47,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:47,350 INFO L225 Difference]: With dead ends: 1308 [2024-11-08 16:25:47,350 INFO L226 Difference]: Without dead ends: 672 [2024-11-08 16:25:47,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:47,353 INFO L432 NwaCegarLoop]: 988 mSDtfsCounter, 0 mSDsluCounter, 1966 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2954 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:47,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2954 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:47,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-08 16:25:47,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-08 16:25:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 668 states have (on average 1.4820359281437125) internal successors, (990), 668 states have internal predecessors, (990), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 994 transitions. [2024-11-08 16:25:47,379 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 994 transitions. Word has length 228 [2024-11-08 16:25:47,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:47,381 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 994 transitions. [2024-11-08 16:25:47,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:47,381 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 994 transitions. [2024-11-08 16:25:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-08 16:25:47,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:47,385 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:47,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 16:25:47,386 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:47,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:47,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1967820402, now seen corresponding path program 1 times [2024-11-08 16:25:47,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:47,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572539592] [2024-11-08 16:25:47,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:47,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:48,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:48,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:48,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:48,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572539592] [2024-11-08 16:25:48,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572539592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:48,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:48,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:25:48,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902346708] [2024-11-08 16:25:48,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:48,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:25:48,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:48,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:25:48,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:48,215 INFO L87 Difference]: Start difference. First operand 672 states and 994 transitions. Second operand has 4 states, 4 states have (on average 55.5) internal successors, (222), 4 states have internal predecessors, (222), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:48,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:48,314 INFO L93 Difference]: Finished difference Result 1310 states and 1938 transitions. [2024-11-08 16:25:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:25:48,315 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 55.5) internal successors, (222), 4 states have internal predecessors, (222), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 229 [2024-11-08 16:25:48,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:48,318 INFO L225 Difference]: With dead ends: 1310 [2024-11-08 16:25:48,318 INFO L226 Difference]: Without dead ends: 672 [2024-11-08 16:25:48,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:25:48,320 INFO L432 NwaCegarLoop]: 975 mSDtfsCounter, 946 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:48,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [946 Valid, 1952 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:48,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-08 16:25:48,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-08 16:25:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 668 states have (on average 1.4805389221556886) internal successors, (989), 668 states have internal predecessors, (989), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:25:48,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 993 transitions. [2024-11-08 16:25:48,336 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 993 transitions. Word has length 229 [2024-11-08 16:25:48,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:48,337 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 993 transitions. [2024-11-08 16:25:48,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.5) internal successors, (222), 4 states have internal predecessors, (222), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 993 transitions. [2024-11-08 16:25:48,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-08 16:25:48,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:48,341 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:48,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 16:25:48,342 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:48,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:48,342 INFO L85 PathProgramCache]: Analyzing trace with hash -795223374, now seen corresponding path program 1 times [2024-11-08 16:25:48,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:48,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118461091] [2024-11-08 16:25:48,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:48,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:49,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:49,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:49,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:49,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118461091] [2024-11-08 16:25:49,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118461091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:49,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:49,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:25:49,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054686275] [2024-11-08 16:25:49,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:49,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:25:49,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:49,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:25:49,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:25:49,422 INFO L87 Difference]: Start difference. First operand 672 states and 993 transitions. Second operand has 5 states, 5 states have (on average 44.6) internal successors, (223), 5 states have internal predecessors, (223), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:49,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:49,598 INFO L93 Difference]: Finished difference Result 1828 states and 2704 transitions. [2024-11-08 16:25:49,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:25:49,599 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 44.6) internal successors, (223), 5 states have internal predecessors, (223), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 230 [2024-11-08 16:25:49,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:49,604 INFO L225 Difference]: With dead ends: 1828 [2024-11-08 16:25:49,604 INFO L226 Difference]: Without dead ends: 1190 [2024-11-08 16:25:49,606 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:49,609 INFO L432 NwaCegarLoop]: 975 mSDtfsCounter, 739 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 3889 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:49,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 3889 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:49,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-08 16:25:49,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 710. [2024-11-08 16:25:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 704 states have (on average 1.4744318181818181) internal successors, (1038), 704 states have internal predecessors, (1038), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-08 16:25:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1046 transitions. [2024-11-08 16:25:49,638 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1046 transitions. Word has length 230 [2024-11-08 16:25:49,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:49,639 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1046 transitions. [2024-11-08 16:25:49,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 44.6) internal successors, (223), 5 states have internal predecessors, (223), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1046 transitions. [2024-11-08 16:25:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 16:25:49,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:49,643 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:49,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 16:25:49,643 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:49,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:49,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1545108266, now seen corresponding path program 1 times [2024-11-08 16:25:49,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:49,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425179672] [2024-11-08 16:25:49,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:49,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:50,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:50,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:50,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:50,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425179672] [2024-11-08 16:25:50,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425179672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:50,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:50,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:25:50,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311164220] [2024-11-08 16:25:50,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:50,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:25:50,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:50,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:25:50,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:25:50,128 INFO L87 Difference]: Start difference. First operand 710 states and 1046 transitions. Second operand has 4 states, 4 states have (on average 56.0) internal successors, (224), 4 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:50,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:50,187 INFO L93 Difference]: Finished difference Result 1386 states and 2042 transitions. [2024-11-08 16:25:50,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:25:50,188 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 56.0) internal successors, (224), 4 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 231 [2024-11-08 16:25:50,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:50,190 INFO L225 Difference]: With dead ends: 1386 [2024-11-08 16:25:50,191 INFO L226 Difference]: Without dead ends: 710 [2024-11-08 16:25:50,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:25:50,193 INFO L432 NwaCegarLoop]: 981 mSDtfsCounter, 941 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:50,193 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [941 Valid, 1966 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:25:50,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2024-11-08 16:25:50,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2024-11-08 16:25:50,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 704 states have (on average 1.4730113636363635) internal successors, (1037), 704 states have internal predecessors, (1037), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-08 16:25:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1045 transitions. [2024-11-08 16:25:50,211 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1045 transitions. Word has length 231 [2024-11-08 16:25:50,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:50,211 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1045 transitions. [2024-11-08 16:25:50,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 56.0) internal successors, (224), 4 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1045 transitions. [2024-11-08 16:25:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 16:25:50,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:50,215 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:50,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 16:25:50,216 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:50,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:50,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1518011134, now seen corresponding path program 1 times [2024-11-08 16:25:50,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:50,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221793202] [2024-11-08 16:25:50,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:50,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:50,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:25:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:25:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:51,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:51,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221793202] [2024-11-08 16:25:51,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221793202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:51,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:51,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:25:51,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025629801] [2024-11-08 16:25:51,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:51,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:25:51,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:51,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:25:51,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:51,010 INFO L87 Difference]: Start difference. First operand 710 states and 1045 transitions. Second operand has 6 states, 6 states have (on average 37.333333333333336) internal successors, (224), 6 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:51,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:51,212 INFO L93 Difference]: Finished difference Result 1904 states and 2807 transitions. [2024-11-08 16:25:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:25:51,214 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.333333333333336) internal successors, (224), 6 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 231 [2024-11-08 16:25:51,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:51,219 INFO L225 Difference]: With dead ends: 1904 [2024-11-08 16:25:51,219 INFO L226 Difference]: Without dead ends: 1228 [2024-11-08 16:25:51,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:25:51,224 INFO L432 NwaCegarLoop]: 1731 mSDtfsCounter, 1140 mSDsluCounter, 4421 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 6152 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:51,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 6152 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:51,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2024-11-08 16:25:51,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 1084. [2024-11-08 16:25:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1076 states have (on average 1.4767657992565055) internal successors, (1589), 1076 states have internal predecessors, (1589), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:25:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1601 transitions. [2024-11-08 16:25:51,263 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1601 transitions. Word has length 231 [2024-11-08 16:25:51,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:51,264 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1601 transitions. [2024-11-08 16:25:51,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.333333333333336) internal successors, (224), 6 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:51,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1601 transitions. [2024-11-08 16:25:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-08 16:25:51,269 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:51,270 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:51,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 16:25:51,270 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:51,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:51,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1868035057, now seen corresponding path program 1 times [2024-11-08 16:25:51,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:51,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291236958] [2024-11-08 16:25:51,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:51,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:52,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:52,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:52,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:52,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291236958] [2024-11-08 16:25:52,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291236958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:52,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:52,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:25:52,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199655116] [2024-11-08 16:25:52,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:52,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:25:52,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:52,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:25:52,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:52,501 INFO L87 Difference]: Start difference. First operand 1084 states and 1601 transitions. Second operand has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:52,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:52,721 INFO L93 Difference]: Finished difference Result 2614 states and 3865 transitions. [2024-11-08 16:25:52,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:25:52,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 232 [2024-11-08 16:25:52,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:52,729 INFO L225 Difference]: With dead ends: 2614 [2024-11-08 16:25:52,729 INFO L226 Difference]: Without dead ends: 1564 [2024-11-08 16:25:52,731 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:25:52,731 INFO L432 NwaCegarLoop]: 967 mSDtfsCounter, 852 mSDsluCounter, 3870 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 852 SdHoareTripleChecker+Valid, 4837 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:52,732 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [852 Valid, 4837 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:52,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2024-11-08 16:25:52,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1132. [2024-11-08 16:25:52,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1132 states, 1124 states have (on average 1.4759786476868328) internal successors, (1659), 1124 states have internal predecessors, (1659), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:25:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1671 transitions. [2024-11-08 16:25:52,774 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1671 transitions. Word has length 232 [2024-11-08 16:25:52,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:52,774 INFO L471 AbstractCegarLoop]: Abstraction has 1132 states and 1671 transitions. [2024-11-08 16:25:52,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:52,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1671 transitions. [2024-11-08 16:25:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-08 16:25:52,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:52,779 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:52,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 16:25:52,780 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:52,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:52,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1705160594, now seen corresponding path program 1 times [2024-11-08 16:25:52,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:52,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342783614] [2024-11-08 16:25:52,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:52,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:53,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:25:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:53,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:25:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:53,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:53,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342783614] [2024-11-08 16:25:53,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342783614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:53,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:53,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:25:53,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394346320] [2024-11-08 16:25:53,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:53,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:25:53,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:53,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:25:53,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:53,911 INFO L87 Difference]: Start difference. First operand 1132 states and 1671 transitions. Second operand has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:54,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:54,146 INFO L93 Difference]: Finished difference Result 2374 states and 3502 transitions. [2024-11-08 16:25:54,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:25:54,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 232 [2024-11-08 16:25:54,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:54,153 INFO L225 Difference]: With dead ends: 2374 [2024-11-08 16:25:54,153 INFO L226 Difference]: Without dead ends: 1276 [2024-11-08 16:25:54,155 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:25:54,155 INFO L432 NwaCegarLoop]: 1731 mSDtfsCounter, 1433 mSDsluCounter, 4423 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 6154 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:54,156 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1433 Valid, 6154 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:54,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2024-11-08 16:25:54,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1132. [2024-11-08 16:25:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1132 states, 1124 states have (on average 1.4750889679715302) internal successors, (1658), 1124 states have internal predecessors, (1658), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:25:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1670 transitions. [2024-11-08 16:25:54,200 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1670 transitions. Word has length 232 [2024-11-08 16:25:54,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:54,200 INFO L471 AbstractCegarLoop]: Abstraction has 1132 states and 1670 transitions. [2024-11-08 16:25:54,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1670 transitions. [2024-11-08 16:25:54,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-08 16:25:54,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:54,206 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:54,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 16:25:54,206 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:54,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:54,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1738849931, now seen corresponding path program 1 times [2024-11-08 16:25:54,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:54,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600653404] [2024-11-08 16:25:54,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:54,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:55,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:25:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:55,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:25:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:55,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:55,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600653404] [2024-11-08 16:25:55,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600653404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:55,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:55,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:25:55,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153372078] [2024-11-08 16:25:55,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:55,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:25:55,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:55,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:25:55,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:55,496 INFO L87 Difference]: Start difference. First operand 1132 states and 1670 transitions. Second operand has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:55,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:55,708 INFO L93 Difference]: Finished difference Result 2811 states and 4145 transitions. [2024-11-08 16:25:55,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:25:55,709 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 232 [2024-11-08 16:25:55,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:55,717 INFO L225 Difference]: With dead ends: 2811 [2024-11-08 16:25:55,717 INFO L226 Difference]: Without dead ends: 1713 [2024-11-08 16:25:55,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:25:55,720 INFO L432 NwaCegarLoop]: 973 mSDtfsCounter, 351 mSDsluCounter, 3890 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 4863 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:55,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 4863 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:25:55,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1713 states. [2024-11-08 16:25:55,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1713 to 1539. [2024-11-08 16:25:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1539 states, 1525 states have (on average 1.4681967213114755) internal successors, (2239), 1525 states have internal predecessors, (2239), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-08 16:25:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 2263 transitions. [2024-11-08 16:25:55,772 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 2263 transitions. Word has length 232 [2024-11-08 16:25:55,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:55,773 INFO L471 AbstractCegarLoop]: Abstraction has 1539 states and 2263 transitions. [2024-11-08 16:25:55,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2263 transitions. [2024-11-08 16:25:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-08 16:25:55,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:55,780 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:55,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 16:25:55,780 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:55,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:55,781 INFO L85 PathProgramCache]: Analyzing trace with hash -923025078, now seen corresponding path program 1 times [2024-11-08 16:25:55,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:55,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969791370] [2024-11-08 16:25:55,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:55,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:57,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:25:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:57,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:25:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:57,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:57,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969791370] [2024-11-08 16:25:57,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969791370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:57,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:57,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:25:57,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713383303] [2024-11-08 16:25:57,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:57,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:25:57,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:57,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:25:57,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:57,580 INFO L87 Difference]: Start difference. First operand 1539 states and 2263 transitions. Second operand has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:58,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:58,014 INFO L93 Difference]: Finished difference Result 2849 states and 4198 transitions. [2024-11-08 16:25:58,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:25:58,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 233 [2024-11-08 16:25:58,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:58,022 INFO L225 Difference]: With dead ends: 2849 [2024-11-08 16:25:58,023 INFO L226 Difference]: Without dead ends: 1539 [2024-11-08 16:25:58,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:25:58,026 INFO L432 NwaCegarLoop]: 907 mSDtfsCounter, 1672 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 2902 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:58,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1672 Valid, 2902 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:25:58,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1539 states. [2024-11-08 16:25:58,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1539 to 1539. [2024-11-08 16:25:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1539 states, 1525 states have (on average 1.4655737704918033) internal successors, (2235), 1525 states have internal predecessors, (2235), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-08 16:25:58,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 2259 transitions. [2024-11-08 16:25:58,087 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 2259 transitions. Word has length 233 [2024-11-08 16:25:58,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:58,088 INFO L471 AbstractCegarLoop]: Abstraction has 1539 states and 2259 transitions. [2024-11-08 16:25:58,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2259 transitions. [2024-11-08 16:25:58,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-08 16:25:58,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:58,096 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:58,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 16:25:58,097 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:58,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:58,098 INFO L85 PathProgramCache]: Analyzing trace with hash 196518, now seen corresponding path program 1 times [2024-11-08 16:25:58,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:58,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32563902] [2024-11-08 16:25:58,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:25:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:59,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:25:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:59,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:25:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:25:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:25:59,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:25:59,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32563902] [2024-11-08 16:25:59,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32563902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:25:59,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:25:59,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:25:59,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153012000] [2024-11-08 16:25:59,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:25:59,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:25:59,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:25:59,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:25:59,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:25:59,510 INFO L87 Difference]: Start difference. First operand 1539 states and 2259 transitions. Second operand has 6 states, 6 states have (on average 37.833333333333336) internal successors, (227), 6 states have internal predecessors, (227), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:59,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:25:59,787 INFO L93 Difference]: Finished difference Result 3179 states and 4682 transitions. [2024-11-08 16:25:59,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:25:59,788 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.833333333333336) internal successors, (227), 6 states have internal predecessors, (227), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 234 [2024-11-08 16:25:59,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:25:59,797 INFO L225 Difference]: With dead ends: 3179 [2024-11-08 16:25:59,797 INFO L226 Difference]: Without dead ends: 2031 [2024-11-08 16:25:59,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:25:59,801 INFO L432 NwaCegarLoop]: 967 mSDtfsCounter, 845 mSDsluCounter, 3869 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 4836 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:25:59,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 4836 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:25:59,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2031 states. [2024-11-08 16:25:59,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2031 to 1555. [2024-11-08 16:25:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1555 states, 1541 states have (on average 1.464633354964309) internal successors, (2257), 1541 states have internal predecessors, (2257), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-08 16:25:59,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1555 states and 2281 transitions. [2024-11-08 16:25:59,862 INFO L78 Accepts]: Start accepts. Automaton has 1555 states and 2281 transitions. Word has length 234 [2024-11-08 16:25:59,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:25:59,863 INFO L471 AbstractCegarLoop]: Abstraction has 1555 states and 2281 transitions. [2024-11-08 16:25:59,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.833333333333336) internal successors, (227), 6 states have internal predecessors, (227), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:25:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2281 transitions. [2024-11-08 16:25:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-08 16:25:59,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:25:59,870 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:25:59,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 16:25:59,870 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:25:59,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:25:59,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1742875070, now seen corresponding path program 1 times [2024-11-08 16:25:59,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:25:59,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001583356] [2024-11-08 16:25:59,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:25:59,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:01,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:26:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:01,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:26:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:01,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:01,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001583356] [2024-11-08 16:26:01,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001583356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:01,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:01,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:01,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138553750] [2024-11-08 16:26:01,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:01,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:01,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:01,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:01,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:01,352 INFO L87 Difference]: Start difference. First operand 1555 states and 2281 transitions. Second operand has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:01,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:01,555 INFO L93 Difference]: Finished difference Result 2835 states and 4170 transitions. [2024-11-08 16:26:01,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:01,556 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 235 [2024-11-08 16:26:01,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:01,563 INFO L225 Difference]: With dead ends: 2835 [2024-11-08 16:26:01,563 INFO L226 Difference]: Without dead ends: 1729 [2024-11-08 16:26:01,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:01,568 INFO L432 NwaCegarLoop]: 970 mSDtfsCounter, 337 mSDsluCounter, 3880 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 4850 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:01,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 4850 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:01,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2024-11-08 16:26:01,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1587. [2024-11-08 16:26:01,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1587 states, 1573 states have (on average 1.4640813731722822) internal successors, (2303), 1573 states have internal predecessors, (2303), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-08 16:26:01,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1587 states and 2327 transitions. [2024-11-08 16:26:01,629 INFO L78 Accepts]: Start accepts. Automaton has 1587 states and 2327 transitions. Word has length 235 [2024-11-08 16:26:01,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:01,629 INFO L471 AbstractCegarLoop]: Abstraction has 1587 states and 2327 transitions. [2024-11-08 16:26:01,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:01,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2327 transitions. [2024-11-08 16:26:01,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-08 16:26:01,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:01,639 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:01,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 16:26:01,639 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:01,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:01,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1058059382, now seen corresponding path program 1 times [2024-11-08 16:26:01,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:01,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436183663] [2024-11-08 16:26:01,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:01,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:02,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:26:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:02,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:26:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:02,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:02,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:02,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436183663] [2024-11-08 16:26:02,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436183663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:02,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:02,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:02,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218492971] [2024-11-08 16:26:02,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:02,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:02,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:02,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:02,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:02,782 INFO L87 Difference]: Start difference. First operand 1587 states and 2327 transitions. Second operand has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:03,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:03,080 INFO L93 Difference]: Finished difference Result 3243 states and 4771 transitions. [2024-11-08 16:26:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:03,081 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 235 [2024-11-08 16:26:03,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:03,089 INFO L225 Difference]: With dead ends: 3243 [2024-11-08 16:26:03,090 INFO L226 Difference]: Without dead ends: 2079 [2024-11-08 16:26:03,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:03,093 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 838 mSDsluCounter, 3872 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 838 SdHoareTripleChecker+Valid, 4840 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:03,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [838 Valid, 4840 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:26:03,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2079 states. [2024-11-08 16:26:03,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2079 to 1603. [2024-11-08 16:26:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1603 states, 1589 states have (on average 1.4631843926998112) internal successors, (2325), 1589 states have internal predecessors, (2325), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-08 16:26:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2349 transitions. [2024-11-08 16:26:03,158 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2349 transitions. Word has length 235 [2024-11-08 16:26:03,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:03,159 INFO L471 AbstractCegarLoop]: Abstraction has 1603 states and 2349 transitions. [2024-11-08 16:26:03,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:03,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2349 transitions. [2024-11-08 16:26:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-08 16:26:03,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:03,166 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:03,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 16:26:03,166 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:03,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:03,167 INFO L85 PathProgramCache]: Analyzing trace with hash -852523001, now seen corresponding path program 1 times [2024-11-08 16:26:03,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:03,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611017338] [2024-11-08 16:26:03,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:03,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:04,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 16:26:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:04,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:04,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:04,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611017338] [2024-11-08 16:26:04,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611017338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:04,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:04,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:04,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087192726] [2024-11-08 16:26:04,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:04,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:04,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:04,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:04,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:04,203 INFO L87 Difference]: Start difference. First operand 1603 states and 2349 transitions. Second operand has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:04,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:04,357 INFO L93 Difference]: Finished difference Result 3208 states and 4706 transitions. [2024-11-08 16:26:04,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:04,358 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 235 [2024-11-08 16:26:04,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:04,367 INFO L225 Difference]: With dead ends: 3208 [2024-11-08 16:26:04,367 INFO L226 Difference]: Without dead ends: 2094 [2024-11-08 16:26:04,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:04,370 INFO L432 NwaCegarLoop]: 1279 mSDtfsCounter, 191 mSDsluCounter, 4802 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 6081 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:04,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 6081 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:04,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2024-11-08 16:26:04,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 2090. [2024-11-08 16:26:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2090 states, 2070 states have (on average 1.459903381642512) internal successors, (3022), 2070 states have internal predecessors, (3022), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:26:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 3058 transitions. [2024-11-08 16:26:04,445 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 3058 transitions. Word has length 235 [2024-11-08 16:26:04,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:04,445 INFO L471 AbstractCegarLoop]: Abstraction has 2090 states and 3058 transitions. [2024-11-08 16:26:04,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3058 transitions. [2024-11-08 16:26:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-08 16:26:04,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:04,454 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:04,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 16:26:04,454 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:04,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:04,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1453539370, now seen corresponding path program 1 times [2024-11-08 16:26:04,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:04,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785277994] [2024-11-08 16:26:04,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:04,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:06,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:06,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:06,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:06,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785277994] [2024-11-08 16:26:06,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785277994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:06,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:06,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:06,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841928425] [2024-11-08 16:26:06,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:06,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:06,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:06,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:06,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:06,144 INFO L87 Difference]: Start difference. First operand 2090 states and 3058 transitions. Second operand has 7 states, 7 states have (on average 32.714285714285715) internal successors, (229), 7 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:06,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:06,728 INFO L93 Difference]: Finished difference Result 3532 states and 5184 transitions. [2024-11-08 16:26:06,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:06,730 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 32.714285714285715) internal successors, (229), 7 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 236 [2024-11-08 16:26:06,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:06,738 INFO L225 Difference]: With dead ends: 3532 [2024-11-08 16:26:06,738 INFO L226 Difference]: Without dead ends: 2090 [2024-11-08 16:26:06,741 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:06,742 INFO L432 NwaCegarLoop]: 898 mSDtfsCounter, 1756 mSDsluCounter, 2739 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 3637 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:06,743 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1756 Valid, 3637 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:06,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2024-11-08 16:26:06,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2090. [2024-11-08 16:26:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2090 states, 2070 states have (on average 1.4570048309178745) internal successors, (3016), 2070 states have internal predecessors, (3016), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:26:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 3052 transitions. [2024-11-08 16:26:06,808 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 3052 transitions. Word has length 236 [2024-11-08 16:26:06,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:06,808 INFO L471 AbstractCegarLoop]: Abstraction has 2090 states and 3052 transitions. [2024-11-08 16:26:06,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.714285714285715) internal successors, (229), 7 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3052 transitions. [2024-11-08 16:26:06,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-08 16:26:06,817 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:06,817 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:06,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 16:26:06,818 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:06,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:06,818 INFO L85 PathProgramCache]: Analyzing trace with hash 45068879, now seen corresponding path program 1 times [2024-11-08 16:26:06,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:06,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037618380] [2024-11-08 16:26:06,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:06,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:07,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:26:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:07,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:26:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:07,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:07,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037618380] [2024-11-08 16:26:07,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037618380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:07,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:07,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:07,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443786714] [2024-11-08 16:26:07,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:07,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:07,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:07,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:07,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:07,939 INFO L87 Difference]: Start difference. First operand 2090 states and 3052 transitions. Second operand has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:08,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:08,186 INFO L93 Difference]: Finished difference Result 3872 states and 5680 transitions. [2024-11-08 16:26:08,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:08,188 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 237 [2024-11-08 16:26:08,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:08,204 INFO L225 Difference]: With dead ends: 3872 [2024-11-08 16:26:08,204 INFO L226 Difference]: Without dead ends: 2642 [2024-11-08 16:26:08,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:08,211 INFO L432 NwaCegarLoop]: 967 mSDtfsCounter, 831 mSDsluCounter, 3868 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 831 SdHoareTripleChecker+Valid, 4835 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:08,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [831 Valid, 4835 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:08,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2024-11-08 16:26:08,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2114. [2024-11-08 16:26:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2114 states, 2094 states have (on average 1.4560649474689589) internal successors, (3049), 2094 states have internal predecessors, (3049), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:26:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 3085 transitions. [2024-11-08 16:26:08,276 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 3085 transitions. Word has length 237 [2024-11-08 16:26:08,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:08,277 INFO L471 AbstractCegarLoop]: Abstraction has 2114 states and 3085 transitions. [2024-11-08 16:26:08,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 3085 transitions. [2024-11-08 16:26:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-08 16:26:08,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:08,284 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:08,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 16:26:08,285 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:08,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:08,285 INFO L85 PathProgramCache]: Analyzing trace with hash -678572358, now seen corresponding path program 1 times [2024-11-08 16:26:08,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:08,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805352448] [2024-11-08 16:26:08,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:08,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:09,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:09,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:09,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:09,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:09,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805352448] [2024-11-08 16:26:09,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805352448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:09,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:09,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:09,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280243773] [2024-11-08 16:26:09,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:09,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:09,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:09,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:09,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:09,304 INFO L87 Difference]: Start difference. First operand 2114 states and 3085 transitions. Second operand has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:09,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:09,524 INFO L93 Difference]: Finished difference Result 3378 states and 4946 transitions. [2024-11-08 16:26:09,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:09,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 237 [2024-11-08 16:26:09,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:09,539 INFO L225 Difference]: With dead ends: 3378 [2024-11-08 16:26:09,539 INFO L226 Difference]: Without dead ends: 2256 [2024-11-08 16:26:09,542 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:09,544 INFO L432 NwaCegarLoop]: 972 mSDtfsCounter, 328 mSDsluCounter, 3885 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 4857 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:09,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 4857 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:09,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2024-11-08 16:26:09,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 2130. [2024-11-08 16:26:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2130 states, 2110 states have (on average 1.4554502369668247) internal successors, (3071), 2110 states have internal predecessors, (3071), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:26:09,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 3107 transitions. [2024-11-08 16:26:09,636 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 3107 transitions. Word has length 237 [2024-11-08 16:26:09,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:09,637 INFO L471 AbstractCegarLoop]: Abstraction has 2130 states and 3107 transitions. [2024-11-08 16:26:09,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 3107 transitions. [2024-11-08 16:26:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-08 16:26:09,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:09,647 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:09,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 16:26:09,648 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:09,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:09,649 INFO L85 PathProgramCache]: Analyzing trace with hash -2085398938, now seen corresponding path program 1 times [2024-11-08 16:26:09,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:09,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575349899] [2024-11-08 16:26:09,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:09,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:10,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 16:26:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:10,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:10,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:10,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575349899] [2024-11-08 16:26:10,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575349899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:10,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:10,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:10,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282878158] [2024-11-08 16:26:10,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:10,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:10,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:10,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:10,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:10,708 INFO L87 Difference]: Start difference. First operand 2130 states and 3107 transitions. Second operand has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:10,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:10,883 INFO L93 Difference]: Finished difference Result 3260 states and 4768 transitions. [2024-11-08 16:26:10,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:10,884 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 237 [2024-11-08 16:26:10,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:10,894 INFO L225 Difference]: With dead ends: 3260 [2024-11-08 16:26:10,898 INFO L226 Difference]: Without dead ends: 2138 [2024-11-08 16:26:10,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:10,901 INFO L432 NwaCegarLoop]: 974 mSDtfsCounter, 862 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 862 SdHoareTripleChecker+Valid, 3866 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:10,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [862 Valid, 3866 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:10,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2138 states. [2024-11-08 16:26:10,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2138 to 2134. [2024-11-08 16:26:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2134 states, 2114 states have (on average 1.4545884578997161) internal successors, (3075), 2114 states have internal predecessors, (3075), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:26:10,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 2134 states and 3111 transitions. [2024-11-08 16:26:10,967 INFO L78 Accepts]: Start accepts. Automaton has 2134 states and 3111 transitions. Word has length 237 [2024-11-08 16:26:10,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:10,968 INFO L471 AbstractCegarLoop]: Abstraction has 2134 states and 3111 transitions. [2024-11-08 16:26:10,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.333333333333336) internal successors, (230), 6 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 3111 transitions. [2024-11-08 16:26:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-08 16:26:10,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:10,977 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:10,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 16:26:10,977 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:10,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:10,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1895892711, now seen corresponding path program 1 times [2024-11-08 16:26:10,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:10,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314373925] [2024-11-08 16:26:10,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:10,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:12,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:12,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:12,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:12,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314373925] [2024-11-08 16:26:12,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314373925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:12,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:12,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:12,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508162759] [2024-11-08 16:26:12,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:12,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:12,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:12,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:12,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:12,460 INFO L87 Difference]: Start difference. First operand 2134 states and 3111 transitions. Second operand has 7 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:13,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:13,077 INFO L93 Difference]: Finished difference Result 3904 states and 5703 transitions. [2024-11-08 16:26:13,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:26:13,078 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 237 [2024-11-08 16:26:13,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:13,092 INFO L225 Difference]: With dead ends: 3904 [2024-11-08 16:26:13,092 INFO L226 Difference]: Without dead ends: 2718 [2024-11-08 16:26:13,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:13,095 INFO L432 NwaCegarLoop]: 902 mSDtfsCounter, 1280 mSDsluCounter, 3578 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 4480 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:13,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1282 Valid, 4480 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:13,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2718 states. [2024-11-08 16:26:13,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2718 to 2540. [2024-11-08 16:26:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2540 states, 2514 states have (on average 1.4502784407319014) internal successors, (3646), 2514 states have internal predecessors, (3646), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:13,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2540 states and 3694 transitions. [2024-11-08 16:26:13,174 INFO L78 Accepts]: Start accepts. Automaton has 2540 states and 3694 transitions. Word has length 237 [2024-11-08 16:26:13,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:13,175 INFO L471 AbstractCegarLoop]: Abstraction has 2540 states and 3694 transitions. [2024-11-08 16:26:13,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 3694 transitions. [2024-11-08 16:26:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-08 16:26:13,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:13,183 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:13,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 16:26:13,183 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:13,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1423205957, now seen corresponding path program 1 times [2024-11-08 16:26:13,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:13,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109577737] [2024-11-08 16:26:13,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:13,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:14,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:14,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:14,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:14,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109577737] [2024-11-08 16:26:14,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109577737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:14,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:14,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:14,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248954352] [2024-11-08 16:26:14,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:14,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:14,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:14,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:14,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:14,239 INFO L87 Difference]: Start difference. First operand 2540 states and 3694 transitions. Second operand has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:14,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:14,452 INFO L93 Difference]: Finished difference Result 3796 states and 5539 transitions. [2024-11-08 16:26:14,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:14,453 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 238 [2024-11-08 16:26:14,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:14,464 INFO L225 Difference]: With dead ends: 3796 [2024-11-08 16:26:14,464 INFO L226 Difference]: Without dead ends: 2670 [2024-11-08 16:26:14,466 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:14,467 INFO L432 NwaCegarLoop]: 969 mSDtfsCounter, 318 mSDsluCounter, 3873 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 4842 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:14,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 4842 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:14,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2670 states. [2024-11-08 16:26:14,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2670 to 2576. [2024-11-08 16:26:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2550 states have (on average 1.4494117647058824) internal successors, (3696), 2550 states have internal predecessors, (3696), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 3744 transitions. [2024-11-08 16:26:14,548 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 3744 transitions. Word has length 238 [2024-11-08 16:26:14,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:14,549 INFO L471 AbstractCegarLoop]: Abstraction has 2576 states and 3744 transitions. [2024-11-08 16:26:14,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 3744 transitions. [2024-11-08 16:26:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-08 16:26:14,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:14,557 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:14,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 16:26:14,558 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:14,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:14,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1496383962, now seen corresponding path program 1 times [2024-11-08 16:26:14,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:14,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829831567] [2024-11-08 16:26:14,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:14,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:16,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:16,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:16,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:16,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829831567] [2024-11-08 16:26:16,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829831567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:16,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:16,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:16,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186220212] [2024-11-08 16:26:16,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:16,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:16,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:16,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:16,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:16,137 INFO L87 Difference]: Start difference. First operand 2576 states and 3744 transitions. Second operand has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:16,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:16,757 INFO L93 Difference]: Finished difference Result 3908 states and 5701 transitions. [2024-11-08 16:26:16,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:26:16,758 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 238 [2024-11-08 16:26:16,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:16,789 INFO L225 Difference]: With dead ends: 3908 [2024-11-08 16:26:16,790 INFO L226 Difference]: Without dead ends: 2754 [2024-11-08 16:26:16,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:16,792 INFO L432 NwaCegarLoop]: 902 mSDtfsCounter, 1353 mSDsluCounter, 3566 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 4468 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:16,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1355 Valid, 4468 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:16,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2754 states. [2024-11-08 16:26:16,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2754 to 2608. [2024-11-08 16:26:16,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2582 states have (on average 1.4484895429899303) internal successors, (3740), 2582 states have internal predecessors, (3740), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:16,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 3788 transitions. [2024-11-08 16:26:16,860 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 3788 transitions. Word has length 238 [2024-11-08 16:26:16,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:16,861 INFO L471 AbstractCegarLoop]: Abstraction has 2608 states and 3788 transitions. [2024-11-08 16:26:16,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3788 transitions. [2024-11-08 16:26:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-08 16:26:16,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:16,868 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:16,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 16:26:16,868 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:16,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:16,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1520127806, now seen corresponding path program 1 times [2024-11-08 16:26:16,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:16,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893762823] [2024-11-08 16:26:16,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:16,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:18,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:18,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:18,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:18,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893762823] [2024-11-08 16:26:18,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893762823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:18,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:18,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:18,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009377811] [2024-11-08 16:26:18,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:18,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:18,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:18,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:18,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:18,044 INFO L87 Difference]: Start difference. First operand 2608 states and 3788 transitions. Second operand has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:18,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:18,251 INFO L93 Difference]: Finished difference Result 3828 states and 5581 transitions. [2024-11-08 16:26:18,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:18,252 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 239 [2024-11-08 16:26:18,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:18,260 INFO L225 Difference]: With dead ends: 3828 [2024-11-08 16:26:18,260 INFO L226 Difference]: Without dead ends: 2702 [2024-11-08 16:26:18,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:18,264 INFO L432 NwaCegarLoop]: 972 mSDtfsCounter, 312 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:18,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 4854 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:18,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2702 states. [2024-11-08 16:26:18,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2702 to 2624. [2024-11-08 16:26:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2624 states, 2598 states have (on average 1.4480369515011546) internal successors, (3762), 2598 states have internal predecessors, (3762), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2624 states and 3810 transitions. [2024-11-08 16:26:18,338 INFO L78 Accepts]: Start accepts. Automaton has 2624 states and 3810 transitions. Word has length 239 [2024-11-08 16:26:18,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:18,338 INFO L471 AbstractCegarLoop]: Abstraction has 2624 states and 3810 transitions. [2024-11-08 16:26:18,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:18,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 3810 transitions. [2024-11-08 16:26:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-08 16:26:18,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:18,350 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:18,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 16:26:18,351 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:18,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:18,351 INFO L85 PathProgramCache]: Analyzing trace with hash -967686883, now seen corresponding path program 1 times [2024-11-08 16:26:18,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:18,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535132271] [2024-11-08 16:26:18,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:18,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:20,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:20,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:20,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:20,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535132271] [2024-11-08 16:26:20,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535132271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:20,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:20,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:26:20,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742835574] [2024-11-08 16:26:20,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:20,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:26:20,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:20,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:26:20,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:20,699 INFO L87 Difference]: Start difference. First operand 2624 states and 3810 transitions. Second operand has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:21,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:21,249 INFO L93 Difference]: Finished difference Result 3996 states and 5831 transitions. [2024-11-08 16:26:21,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:21,251 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 239 [2024-11-08 16:26:21,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:21,258 INFO L225 Difference]: With dead ends: 3996 [2024-11-08 16:26:21,258 INFO L226 Difference]: Without dead ends: 2870 [2024-11-08 16:26:21,261 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:21,262 INFO L432 NwaCegarLoop]: 912 mSDtfsCounter, 1896 mSDsluCounter, 3599 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 4511 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:21,262 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1896 Valid, 4511 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:21,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2870 states. [2024-11-08 16:26:21,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2870 to 2868. [2024-11-08 16:26:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2842 states have (on average 1.4517945109078114) internal successors, (4126), 2842 states have internal predecessors, (4126), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:21,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 4174 transitions. [2024-11-08 16:26:21,334 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 4174 transitions. Word has length 239 [2024-11-08 16:26:21,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:21,335 INFO L471 AbstractCegarLoop]: Abstraction has 2868 states and 4174 transitions. [2024-11-08 16:26:21,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 4174 transitions. [2024-11-08 16:26:21,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-08 16:26:21,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:21,341 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:21,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 16:26:21,342 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:21,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:21,342 INFO L85 PathProgramCache]: Analyzing trace with hash 2103103514, now seen corresponding path program 1 times [2024-11-08 16:26:21,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:21,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35583345] [2024-11-08 16:26:21,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:21,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:23,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:23,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:23,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:23,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35583345] [2024-11-08 16:26:23,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35583345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:23,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:23,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:26:23,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384104064] [2024-11-08 16:26:23,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:23,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:26:23,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:23,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:26:23,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:26:23,233 INFO L87 Difference]: Start difference. First operand 2868 states and 4174 transitions. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:26:24,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:24,269 INFO L93 Difference]: Finished difference Result 4860 states and 7093 transitions. [2024-11-08 16:26:24,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:26:24,270 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 240 [2024-11-08 16:26:24,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:24,285 INFO L225 Difference]: With dead ends: 4860 [2024-11-08 16:26:24,289 INFO L226 Difference]: Without dead ends: 2916 [2024-11-08 16:26:24,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:26:24,293 INFO L432 NwaCegarLoop]: 912 mSDtfsCounter, 2555 mSDsluCounter, 5683 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2555 SdHoareTripleChecker+Valid, 6595 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:24,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2555 Valid, 6595 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:26:24,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2916 states. [2024-11-08 16:26:24,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2916 to 2892. [2024-11-08 16:26:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2892 states, 2866 states have (on average 1.4480111653872993) internal successors, (4150), 2866 states have internal predecessors, (4150), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:24,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2892 states and 4198 transitions. [2024-11-08 16:26:24,379 INFO L78 Accepts]: Start accepts. Automaton has 2892 states and 4198 transitions. Word has length 240 [2024-11-08 16:26:24,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:24,379 INFO L471 AbstractCegarLoop]: Abstraction has 2892 states and 4198 transitions. [2024-11-08 16:26:24,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:26:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 4198 transitions. [2024-11-08 16:26:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-08 16:26:24,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:24,387 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:24,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 16:26:24,388 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:24,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:24,389 INFO L85 PathProgramCache]: Analyzing trace with hash 167047563, now seen corresponding path program 1 times [2024-11-08 16:26:24,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:24,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925564825] [2024-11-08 16:26:24,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:24,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:25,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:25,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:25,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:25,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925564825] [2024-11-08 16:26:25,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925564825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:25,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:25,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:26:25,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145984561] [2024-11-08 16:26:25,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:25,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:26:25,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:25,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:26:25,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:25,857 INFO L87 Difference]: Start difference. First operand 2892 states and 4198 transitions. Second operand has 9 states, 9 states have (on average 26.0) internal successors, (234), 9 states have internal predecessors, (234), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:26:26,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:26,612 INFO L93 Difference]: Finished difference Result 4426 states and 6453 transitions. [2024-11-08 16:26:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:26:26,613 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 26.0) internal successors, (234), 9 states have internal predecessors, (234), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 241 [2024-11-08 16:26:26,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:26,621 INFO L225 Difference]: With dead ends: 4426 [2024-11-08 16:26:26,621 INFO L226 Difference]: Without dead ends: 3038 [2024-11-08 16:26:26,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:26:26,624 INFO L432 NwaCegarLoop]: 936 mSDtfsCounter, 1577 mSDsluCounter, 5475 mSDsCounter, 0 mSdLazyCounter, 457 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 6411 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:26,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1579 Valid, 6411 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 457 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:26,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3038 states. [2024-11-08 16:26:26,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3038 to 2908. [2024-11-08 16:26:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2908 states, 2882 states have (on average 1.446911866759195) internal successors, (4170), 2882 states have internal predecessors, (4170), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2908 states and 4218 transitions. [2024-11-08 16:26:26,699 INFO L78 Accepts]: Start accepts. Automaton has 2908 states and 4218 transitions. Word has length 241 [2024-11-08 16:26:26,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:26,699 INFO L471 AbstractCegarLoop]: Abstraction has 2908 states and 4218 transitions. [2024-11-08 16:26:26,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 26.0) internal successors, (234), 9 states have internal predecessors, (234), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:26:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 4218 transitions. [2024-11-08 16:26:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-08 16:26:26,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:26,706 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:26,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 16:26:26,707 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:26,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:26,708 INFO L85 PathProgramCache]: Analyzing trace with hash -981520961, now seen corresponding path program 1 times [2024-11-08 16:26:26,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:26,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659770927] [2024-11-08 16:26:26,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:26,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:28,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:28,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:28,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:28,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:28,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659770927] [2024-11-08 16:26:28,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659770927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:28,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:28,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:28,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416356185] [2024-11-08 16:26:28,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:28,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:28,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:28,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:28,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:28,084 INFO L87 Difference]: Start difference. First operand 2908 states and 4218 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 7 states have internal predecessors, (235), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:28,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:28,681 INFO L93 Difference]: Finished difference Result 4796 states and 6983 transitions. [2024-11-08 16:26:28,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:28,682 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 7 states have internal predecessors, (235), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 242 [2024-11-08 16:26:28,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:28,691 INFO L225 Difference]: With dead ends: 4796 [2024-11-08 16:26:28,691 INFO L226 Difference]: Without dead ends: 2908 [2024-11-08 16:26:28,695 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:28,696 INFO L432 NwaCegarLoop]: 897 mSDtfsCounter, 1042 mSDsluCounter, 2737 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1042 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:28,696 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1042 Valid, 3634 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:28,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2908 states. [2024-11-08 16:26:28,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2908 to 2908. [2024-11-08 16:26:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2908 states, 2882 states have (on average 1.4441360166551007) internal successors, (4162), 2882 states have internal predecessors, (4162), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2908 states and 4210 transitions. [2024-11-08 16:26:28,769 INFO L78 Accepts]: Start accepts. Automaton has 2908 states and 4210 transitions. Word has length 242 [2024-11-08 16:26:28,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:28,770 INFO L471 AbstractCegarLoop]: Abstraction has 2908 states and 4210 transitions. [2024-11-08 16:26:28,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 7 states have internal predecessors, (235), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 4210 transitions. [2024-11-08 16:26:28,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-08 16:26:28,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:28,777 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:28,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-08 16:26:28,778 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:28,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:28,778 INFO L85 PathProgramCache]: Analyzing trace with hash 342352984, now seen corresponding path program 1 times [2024-11-08 16:26:28,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:28,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970912871] [2024-11-08 16:26:28,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:28,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:29,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:26:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:29,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:26:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:29,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:29,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970912871] [2024-11-08 16:26:29,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970912871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:29,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:29,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:26:29,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452760393] [2024-11-08 16:26:29,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:29,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:26:29,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:29,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:26:29,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:26:29,362 INFO L87 Difference]: Start difference. First operand 2908 states and 4210 transitions. Second operand has 5 states, 5 states have (on average 47.2) internal successors, (236), 5 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:29,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:29,452 INFO L93 Difference]: Finished difference Result 4886 states and 7090 transitions. [2024-11-08 16:26:29,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:26:29,453 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 47.2) internal successors, (236), 5 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 243 [2024-11-08 16:26:29,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:29,459 INFO L225 Difference]: With dead ends: 4886 [2024-11-08 16:26:29,460 INFO L226 Difference]: Without dead ends: 2956 [2024-11-08 16:26:29,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:26:29,463 INFO L432 NwaCegarLoop]: 978 mSDtfsCounter, 2 mSDsluCounter, 2924 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3902 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:29,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3902 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:26:29,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2956 states. [2024-11-08 16:26:29,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2956 to 2944. [2024-11-08 16:26:29,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2944 states, 2918 states have (on average 1.4386566141192598) internal successors, (4198), 2918 states have internal predecessors, (4198), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 4246 transitions. [2024-11-08 16:26:29,531 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 4246 transitions. Word has length 243 [2024-11-08 16:26:29,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:29,532 INFO L471 AbstractCegarLoop]: Abstraction has 2944 states and 4246 transitions. [2024-11-08 16:26:29,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.2) internal successors, (236), 5 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 4246 transitions. [2024-11-08 16:26:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-08 16:26:29,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:29,537 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:29,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-08 16:26:29,538 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:29,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:29,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1773769972, now seen corresponding path program 1 times [2024-11-08 16:26:29,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:29,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590111582] [2024-11-08 16:26:29,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:29,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:30,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:26:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:30,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:26:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:30,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:30,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:30,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590111582] [2024-11-08 16:26:30,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590111582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:30,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:30,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:26:30,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472766383] [2024-11-08 16:26:30,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:30,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:26:30,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:30,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:26:30,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:26:30,113 INFO L87 Difference]: Start difference. First operand 2944 states and 4246 transitions. Second operand has 4 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:30,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:30,184 INFO L93 Difference]: Finished difference Result 5027 states and 7258 transitions. [2024-11-08 16:26:30,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:26:30,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 243 [2024-11-08 16:26:30,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:30,192 INFO L225 Difference]: With dead ends: 5027 [2024-11-08 16:26:30,192 INFO L226 Difference]: Without dead ends: 2980 [2024-11-08 16:26:30,195 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:26:30,196 INFO L432 NwaCegarLoop]: 982 mSDtfsCounter, 0 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2938 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:30,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2938 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:26:30,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2980 states. [2024-11-08 16:26:30,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2980 to 2980. [2024-11-08 16:26:30,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2980 states, 2954 states have (on average 1.4333107650643195) internal successors, (4234), 2954 states have internal predecessors, (4234), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2980 states and 4282 transitions. [2024-11-08 16:26:30,252 INFO L78 Accepts]: Start accepts. Automaton has 2980 states and 4282 transitions. Word has length 243 [2024-11-08 16:26:30,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:30,253 INFO L471 AbstractCegarLoop]: Abstraction has 2980 states and 4282 transitions. [2024-11-08 16:26:30,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:30,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 4282 transitions. [2024-11-08 16:26:30,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-08 16:26:30,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:30,258 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:30,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-08 16:26:30,259 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:30,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:30,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1355281419, now seen corresponding path program 1 times [2024-11-08 16:26:30,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:30,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384825196] [2024-11-08 16:26:30,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:30,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:31,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:26:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:31,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 16:26:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:31,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:31,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384825196] [2024-11-08 16:26:31,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384825196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:31,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:31,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:26:31,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976736993] [2024-11-08 16:26:31,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:31,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:26:31,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:31,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:26:31,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:31,485 INFO L87 Difference]: Start difference. First operand 2980 states and 4282 transitions. Second operand has 9 states, 9 states have (on average 26.333333333333332) internal successors, (237), 9 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:31,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:31,866 INFO L93 Difference]: Finished difference Result 5356 states and 7757 transitions. [2024-11-08 16:26:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:26:31,867 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 26.333333333333332) internal successors, (237), 9 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 244 [2024-11-08 16:26:31,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:31,874 INFO L225 Difference]: With dead ends: 5356 [2024-11-08 16:26:31,875 INFO L226 Difference]: Without dead ends: 3742 [2024-11-08 16:26:31,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:26:31,878 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 1802 mSDsluCounter, 4900 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1804 SdHoareTripleChecker+Valid, 5858 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:31,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1804 Valid, 5858 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:26:31,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3742 states. [2024-11-08 16:26:31,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3742 to 2988. [2024-11-08 16:26:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2988 states, 2962 states have (on average 1.4321404456448346) internal successors, (4242), 2962 states have internal predecessors, (4242), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:31,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2988 states and 4290 transitions. [2024-11-08 16:26:31,938 INFO L78 Accepts]: Start accepts. Automaton has 2988 states and 4290 transitions. Word has length 244 [2024-11-08 16:26:31,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:31,938 INFO L471 AbstractCegarLoop]: Abstraction has 2988 states and 4290 transitions. [2024-11-08 16:26:31,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 26.333333333333332) internal successors, (237), 9 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 4290 transitions. [2024-11-08 16:26:31,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-08 16:26:31,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:31,943 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:31,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-08 16:26:31,943 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:31,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:31,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1521753180, now seen corresponding path program 1 times [2024-11-08 16:26:31,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:31,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856960145] [2024-11-08 16:26:31,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:31,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:32,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:32,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:32,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:32,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856960145] [2024-11-08 16:26:32,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856960145] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:32,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:32,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:32,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248352573] [2024-11-08 16:26:32,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:32,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:32,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:32,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:32,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:32,773 INFO L87 Difference]: Start difference. First operand 2988 states and 4290 transitions. Second operand has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:32,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:32,917 INFO L93 Difference]: Finished difference Result 4462 states and 6447 transitions. [2024-11-08 16:26:32,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:32,918 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 244 [2024-11-08 16:26:32,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:32,926 INFO L225 Difference]: With dead ends: 4462 [2024-11-08 16:26:32,926 INFO L226 Difference]: Without dead ends: 3066 [2024-11-08 16:26:32,929 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:32,929 INFO L432 NwaCegarLoop]: 970 mSDtfsCounter, 302 mSDsluCounter, 3875 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 4845 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:32,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 4845 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:32,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3066 states. [2024-11-08 16:26:32,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3066 to 3004. [2024-11-08 16:26:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3004 states, 2978 states have (on average 1.4318334452652788) internal successors, (4264), 2978 states have internal predecessors, (4264), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 3004 states and 4312 transitions. [2024-11-08 16:26:32,999 INFO L78 Accepts]: Start accepts. Automaton has 3004 states and 4312 transitions. Word has length 244 [2024-11-08 16:26:32,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:33,000 INFO L471 AbstractCegarLoop]: Abstraction has 3004 states and 4312 transitions. [2024-11-08 16:26:33,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:33,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 4312 transitions. [2024-11-08 16:26:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-08 16:26:33,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:33,005 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:33,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-08 16:26:33,005 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:33,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:33,006 INFO L85 PathProgramCache]: Analyzing trace with hash -2118599637, now seen corresponding path program 1 times [2024-11-08 16:26:33,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:33,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158663529] [2024-11-08 16:26:33,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:34,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:34,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:34,130 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:34,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:34,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158663529] [2024-11-08 16:26:34,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158663529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:34,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:34,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:34,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372186619] [2024-11-08 16:26:34,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:34,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:34,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:34,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:34,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:34,133 INFO L87 Difference]: Start difference. First operand 3004 states and 4312 transitions. Second operand has 7 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:34,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:34,603 INFO L93 Difference]: Finished difference Result 4880 states and 7045 transitions. [2024-11-08 16:26:34,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:34,604 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 244 [2024-11-08 16:26:34,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:34,611 INFO L225 Difference]: With dead ends: 4880 [2024-11-08 16:26:34,612 INFO L226 Difference]: Without dead ends: 3004 [2024-11-08 16:26:34,615 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:34,615 INFO L432 NwaCegarLoop]: 896 mSDtfsCounter, 1033 mSDsluCounter, 2753 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 3649 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:34,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1033 Valid, 3649 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:26:34,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3004 states. [2024-11-08 16:26:34,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3004 to 3004. [2024-11-08 16:26:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3004 states, 2978 states have (on average 1.4291470785762257) internal successors, (4256), 2978 states have internal predecessors, (4256), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 3004 states and 4304 transitions. [2024-11-08 16:26:34,685 INFO L78 Accepts]: Start accepts. Automaton has 3004 states and 4304 transitions. Word has length 244 [2024-11-08 16:26:34,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:34,685 INFO L471 AbstractCegarLoop]: Abstraction has 3004 states and 4304 transitions. [2024-11-08 16:26:34,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:34,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 4304 transitions. [2024-11-08 16:26:34,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-08 16:26:34,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:34,691 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:34,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-08 16:26:34,692 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:34,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:34,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1675412969, now seen corresponding path program 1 times [2024-11-08 16:26:34,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:34,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141847732] [2024-11-08 16:26:34,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:34,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:35,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:35,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:35,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:35,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141847732] [2024-11-08 16:26:35,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141847732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:35,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:35,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:26:35,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2448382] [2024-11-08 16:26:35,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:35,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:26:35,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:35,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:26:35,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:26:35,196 INFO L87 Difference]: Start difference. First operand 3004 states and 4304 transitions. Second operand has 5 states, 5 states have (on average 47.6) internal successors, (238), 5 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:35,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:35,282 INFO L93 Difference]: Finished difference Result 4872 states and 7019 transitions. [2024-11-08 16:26:35,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:26:35,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 47.6) internal successors, (238), 5 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 245 [2024-11-08 16:26:35,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:35,288 INFO L225 Difference]: With dead ends: 4872 [2024-11-08 16:26:35,288 INFO L226 Difference]: Without dead ends: 3044 [2024-11-08 16:26:35,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:26:35,291 INFO L432 NwaCegarLoop]: 977 mSDtfsCounter, 2 mSDsluCounter, 2920 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3897 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:35,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3897 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:26:35,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2024-11-08 16:26:35,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 3036. [2024-11-08 16:26:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3036 states, 3010 states have (on average 1.4272425249169436) internal successors, (4296), 3010 states have internal predecessors, (4296), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:35,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 3036 states and 4344 transitions. [2024-11-08 16:26:35,350 INFO L78 Accepts]: Start accepts. Automaton has 3036 states and 4344 transitions. Word has length 245 [2024-11-08 16:26:35,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:35,351 INFO L471 AbstractCegarLoop]: Abstraction has 3036 states and 4344 transitions. [2024-11-08 16:26:35,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.6) internal successors, (238), 5 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 4344 transitions. [2024-11-08 16:26:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-08 16:26:35,355 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:35,355 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:35,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-08 16:26:35,356 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:35,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:35,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1318944901, now seen corresponding path program 1 times [2024-11-08 16:26:35,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:35,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258592837] [2024-11-08 16:26:35,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:35,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:35,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:35,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:26:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:35,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:35,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:35,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258592837] [2024-11-08 16:26:35,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258592837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:35,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:35,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:26:35,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694372795] [2024-11-08 16:26:35,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:35,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:26:35,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:35,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:26:35,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:26:35,920 INFO L87 Difference]: Start difference. First operand 3036 states and 4344 transitions. Second operand has 4 states, 4 states have (on average 59.5) internal successors, (238), 4 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:35,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:35,977 INFO L93 Difference]: Finished difference Result 5007 states and 7196 transitions. [2024-11-08 16:26:35,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:26:35,978 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 59.5) internal successors, (238), 4 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 245 [2024-11-08 16:26:35,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:35,983 INFO L225 Difference]: With dead ends: 5007 [2024-11-08 16:26:35,984 INFO L226 Difference]: Without dead ends: 3072 [2024-11-08 16:26:35,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:26:35,987 INFO L432 NwaCegarLoop]: 981 mSDtfsCounter, 0 mSDsluCounter, 1954 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2935 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:35,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2935 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:26:35,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3072 states. [2024-11-08 16:26:36,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3072 to 3072. [2024-11-08 16:26:36,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3072 states, 3046 states have (on average 1.422193040052528) internal successors, (4332), 3046 states have internal predecessors, (4332), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 3072 states and 4380 transitions. [2024-11-08 16:26:36,043 INFO L78 Accepts]: Start accepts. Automaton has 3072 states and 4380 transitions. Word has length 245 [2024-11-08 16:26:36,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:36,044 INFO L471 AbstractCegarLoop]: Abstraction has 3072 states and 4380 transitions. [2024-11-08 16:26:36,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 59.5) internal successors, (238), 4 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:36,044 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 4380 transitions. [2024-11-08 16:26:36,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-08 16:26:36,048 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:36,049 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:36,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-08 16:26:36,049 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:36,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:36,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1963202515, now seen corresponding path program 1 times [2024-11-08 16:26:36,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:36,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271415759] [2024-11-08 16:26:36,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:36,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:37,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:26:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:37,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:37,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271415759] [2024-11-08 16:26:37,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271415759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:37,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:37,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:26:37,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617646527] [2024-11-08 16:26:37,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:37,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:26:37,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:37,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:26:37,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:37,860 INFO L87 Difference]: Start difference. First operand 3072 states and 4380 transitions. Second operand has 8 states, 8 states have (on average 29.75) internal successors, (238), 8 states have internal predecessors, (238), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:26:38,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:38,421 INFO L93 Difference]: Finished difference Result 5874 states and 8366 transitions. [2024-11-08 16:26:38,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:26:38,422 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 29.75) internal successors, (238), 8 states have internal predecessors, (238), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 245 [2024-11-08 16:26:38,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:38,429 INFO L225 Difference]: With dead ends: 5874 [2024-11-08 16:26:38,429 INFO L226 Difference]: Without dead ends: 3168 [2024-11-08 16:26:38,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:38,433 INFO L432 NwaCegarLoop]: 905 mSDtfsCounter, 955 mSDsluCounter, 4487 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 5392 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:38,434 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [956 Valid, 5392 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:26:38,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3168 states. [2024-11-08 16:26:38,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3168 to 3132. [2024-11-08 16:26:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3132 states, 3106 states have (on average 1.4217643271088216) internal successors, (4416), 3106 states have internal predecessors, (4416), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 3132 states and 4464 transitions. [2024-11-08 16:26:38,501 INFO L78 Accepts]: Start accepts. Automaton has 3132 states and 4464 transitions. Word has length 245 [2024-11-08 16:26:38,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:38,502 INFO L471 AbstractCegarLoop]: Abstraction has 3132 states and 4464 transitions. [2024-11-08 16:26:38,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.75) internal successors, (238), 8 states have internal predecessors, (238), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:26:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 4464 transitions. [2024-11-08 16:26:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-08 16:26:38,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:38,507 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:38,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-08 16:26:38,508 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:38,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:38,508 INFO L85 PathProgramCache]: Analyzing trace with hash 300918237, now seen corresponding path program 1 times [2024-11-08 16:26:38,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:38,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438948606] [2024-11-08 16:26:38,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:38,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:39,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:39,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:26:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:39,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:39,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438948606] [2024-11-08 16:26:39,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438948606] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:39,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:39,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:39,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687343761] [2024-11-08 16:26:39,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:39,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:39,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:39,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:39,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:39,825 INFO L87 Difference]: Start difference. First operand 3132 states and 4464 transitions. Second operand has 7 states, 7 states have (on average 34.142857142857146) internal successors, (239), 7 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:40,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:40,348 INFO L93 Difference]: Finished difference Result 4690 states and 6735 transitions. [2024-11-08 16:26:40,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:26:40,348 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.142857142857146) internal successors, (239), 7 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 246 [2024-11-08 16:26:40,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:40,355 INFO L225 Difference]: With dead ends: 4690 [2024-11-08 16:26:40,355 INFO L226 Difference]: Without dead ends: 3262 [2024-11-08 16:26:40,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:40,359 INFO L432 NwaCegarLoop]: 900 mSDtfsCounter, 1321 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1323 SdHoareTripleChecker+Valid, 4455 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:40,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1323 Valid, 4455 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:26:40,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3262 states. [2024-11-08 16:26:40,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3262 to 3168. [2024-11-08 16:26:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3168 states, 3142 states have (on average 1.4213876511775938) internal successors, (4466), 3142 states have internal predecessors, (4466), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 3168 states and 4514 transitions. [2024-11-08 16:26:40,424 INFO L78 Accepts]: Start accepts. Automaton has 3168 states and 4514 transitions. Word has length 246 [2024-11-08 16:26:40,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:40,425 INFO L471 AbstractCegarLoop]: Abstraction has 3168 states and 4514 transitions. [2024-11-08 16:26:40,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.142857142857146) internal successors, (239), 7 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3168 states and 4514 transitions. [2024-11-08 16:26:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-08 16:26:40,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:40,431 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:40,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-08 16:26:40,431 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:40,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:40,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1849235171, now seen corresponding path program 1 times [2024-11-08 16:26:40,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:40,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090235684] [2024-11-08 16:26:40,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:40,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:41,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:41,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:41,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:41,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090235684] [2024-11-08 16:26:41,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090235684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:41,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:41,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:41,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105230117] [2024-11-08 16:26:41,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:41,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:41,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:41,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:41,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:41,489 INFO L87 Difference]: Start difference. First operand 3168 states and 4514 transitions. Second operand has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:41,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:41,678 INFO L93 Difference]: Finished difference Result 4658 states and 6685 transitions. [2024-11-08 16:26:41,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:41,679 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 247 [2024-11-08 16:26:41,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:41,686 INFO L225 Difference]: With dead ends: 4658 [2024-11-08 16:26:41,687 INFO L226 Difference]: Without dead ends: 3230 [2024-11-08 16:26:41,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:41,692 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 293 mSDsluCounter, 3868 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 4836 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:41,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 4836 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:41,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3230 states. [2024-11-08 16:26:41,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3230 to 3184. [2024-11-08 16:26:41,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3158 states have (on average 1.4211526282457252) internal successors, (4488), 3158 states have internal predecessors, (4488), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 4536 transitions. [2024-11-08 16:26:41,792 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 4536 transitions. Word has length 247 [2024-11-08 16:26:41,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:41,793 INFO L471 AbstractCegarLoop]: Abstraction has 3184 states and 4536 transitions. [2024-11-08 16:26:41,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 4536 transitions. [2024-11-08 16:26:41,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-08 16:26:41,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:41,803 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:41,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-08 16:26:41,803 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:41,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:41,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1549944728, now seen corresponding path program 1 times [2024-11-08 16:26:41,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:41,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650858731] [2024-11-08 16:26:41,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:41,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:43,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:43,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:26:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:43,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:43,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650858731] [2024-11-08 16:26:43,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650858731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:43,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:43,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:43,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744042884] [2024-11-08 16:26:43,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:43,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:43,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:43,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:43,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:43,212 INFO L87 Difference]: Start difference. First operand 3184 states and 4536 transitions. Second operand has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:43,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:43,755 INFO L93 Difference]: Finished difference Result 4706 states and 6755 transitions. [2024-11-08 16:26:43,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:26:43,756 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 247 [2024-11-08 16:26:43,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:43,763 INFO L225 Difference]: With dead ends: 4706 [2024-11-08 16:26:43,763 INFO L226 Difference]: Without dead ends: 3278 [2024-11-08 16:26:43,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:43,768 INFO L432 NwaCegarLoop]: 900 mSDtfsCounter, 1237 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 4467 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:43,768 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 4467 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:26:43,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3278 states. [2024-11-08 16:26:43,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3278 to 3200. [2024-11-08 16:26:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3200 states, 3174 states have (on average 1.420919974795211) internal successors, (4510), 3174 states have internal predecessors, (4510), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 3200 states and 4558 transitions. [2024-11-08 16:26:43,850 INFO L78 Accepts]: Start accepts. Automaton has 3200 states and 4558 transitions. Word has length 247 [2024-11-08 16:26:43,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:43,850 INFO L471 AbstractCegarLoop]: Abstraction has 3200 states and 4558 transitions. [2024-11-08 16:26:43,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:43,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 4558 transitions. [2024-11-08 16:26:43,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-08 16:26:43,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:43,856 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:43,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-08 16:26:43,856 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:43,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:43,857 INFO L85 PathProgramCache]: Analyzing trace with hash 14013948, now seen corresponding path program 1 times [2024-11-08 16:26:43,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:43,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268969090] [2024-11-08 16:26:43,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:43,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:44,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:44,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:44,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:44,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268969090] [2024-11-08 16:26:44,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268969090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:44,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:44,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:44,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427456593] [2024-11-08 16:26:44,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:44,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:44,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:44,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:44,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:44,819 INFO L87 Difference]: Start difference. First operand 3200 states and 4558 transitions. Second operand has 6 states, 6 states have (on average 40.166666666666664) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:44,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:44,976 INFO L93 Difference]: Finished difference Result 4674 states and 6705 transitions. [2024-11-08 16:26:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:44,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.166666666666664) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 248 [2024-11-08 16:26:44,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:44,982 INFO L225 Difference]: With dead ends: 4674 [2024-11-08 16:26:44,982 INFO L226 Difference]: Without dead ends: 3246 [2024-11-08 16:26:44,985 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:44,985 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 287 mSDsluCounter, 3868 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 4836 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:44,986 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 4836 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:44,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3246 states. [2024-11-08 16:26:45,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3246 to 3216. [2024-11-08 16:26:45,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3216 states, 3190 states have (on average 1.4206896551724137) internal successors, (4532), 3190 states have internal predecessors, (4532), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 4580 transitions. [2024-11-08 16:26:45,052 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 4580 transitions. Word has length 248 [2024-11-08 16:26:45,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:45,053 INFO L471 AbstractCegarLoop]: Abstraction has 3216 states and 4580 transitions. [2024-11-08 16:26:45,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.166666666666664) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 4580 transitions. [2024-11-08 16:26:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-08 16:26:45,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:45,057 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:45,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-08 16:26:45,058 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:45,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:45,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1549174219, now seen corresponding path program 1 times [2024-11-08 16:26:45,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:45,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364116914] [2024-11-08 16:26:45,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:45,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:46,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:46,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:26:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:46,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:46,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364116914] [2024-11-08 16:26:46,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364116914] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:46,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:46,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:26:46,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953463872] [2024-11-08 16:26:46,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:46,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:26:46,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:46,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:26:46,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:46,706 INFO L87 Difference]: Start difference. First operand 3216 states and 4580 transitions. Second operand has 9 states, 9 states have (on average 26.77777777777778) internal successors, (241), 9 states have internal predecessors, (241), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:47,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:47,481 INFO L93 Difference]: Finished difference Result 5224 states and 7491 transitions. [2024-11-08 16:26:47,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:26:47,482 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 26.77777777777778) internal successors, (241), 9 states have internal predecessors, (241), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 248 [2024-11-08 16:26:47,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:47,485 INFO L225 Difference]: With dead ends: 5224 [2024-11-08 16:26:47,486 INFO L226 Difference]: Without dead ends: 3256 [2024-11-08 16:26:47,488 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:26:47,489 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 1040 mSDsluCounter, 4483 mSDsCounter, 0 mSdLazyCounter, 618 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 5368 SdHoareTripleChecker+Invalid, 620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:47,489 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 5368 Invalid, 620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 618 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:26:47,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3256 states. [2024-11-08 16:26:47,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3256 to 3232. [2024-11-08 16:26:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3232 states, 3206 states have (on average 1.4185901434809731) internal successors, (4548), 3206 states have internal predecessors, (4548), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 3232 states and 4596 transitions. [2024-11-08 16:26:47,619 INFO L78 Accepts]: Start accepts. Automaton has 3232 states and 4596 transitions. Word has length 248 [2024-11-08 16:26:47,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:47,620 INFO L471 AbstractCegarLoop]: Abstraction has 3232 states and 4596 transitions. [2024-11-08 16:26:47,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 26.77777777777778) internal successors, (241), 9 states have internal predecessors, (241), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 4596 transitions. [2024-11-08 16:26:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-08 16:26:47,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:47,625 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:47,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-08 16:26:47,625 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:47,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:47,626 INFO L85 PathProgramCache]: Analyzing trace with hash 59312482, now seen corresponding path program 1 times [2024-11-08 16:26:47,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:47,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820657072] [2024-11-08 16:26:47,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:47,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:48,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:48,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:48,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:48,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:48,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820657072] [2024-11-08 16:26:48,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820657072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:48,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:48,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:48,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223629337] [2024-11-08 16:26:48,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:48,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:48,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:48,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:48,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:48,507 INFO L87 Difference]: Start difference. First operand 3232 states and 4596 transitions. Second operand has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:48,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:48,730 INFO L93 Difference]: Finished difference Result 5698 states and 8182 transitions. [2024-11-08 16:26:48,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:48,731 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 249 [2024-11-08 16:26:48,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:48,736 INFO L225 Difference]: With dead ends: 5698 [2024-11-08 16:26:48,737 INFO L226 Difference]: Without dead ends: 4032 [2024-11-08 16:26:48,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:48,741 INFO L432 NwaCegarLoop]: 971 mSDtfsCounter, 819 mSDsluCounter, 3878 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 4849 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:48,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [819 Valid, 4849 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:48,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4032 states. [2024-11-08 16:26:48,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4032 to 3268. [2024-11-08 16:26:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3268 states, 3242 states have (on average 1.4176434299814928) internal successors, (4596), 3242 states have internal predecessors, (4596), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:48,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 3268 states and 4644 transitions. [2024-11-08 16:26:48,820 INFO L78 Accepts]: Start accepts. Automaton has 3268 states and 4644 transitions. Word has length 249 [2024-11-08 16:26:48,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:48,822 INFO L471 AbstractCegarLoop]: Abstraction has 3268 states and 4644 transitions. [2024-11-08 16:26:48,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4644 transitions. [2024-11-08 16:26:48,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-08 16:26:48,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:48,827 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:48,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-08 16:26:48,827 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:48,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:48,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1705515234, now seen corresponding path program 1 times [2024-11-08 16:26:48,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:48,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467956779] [2024-11-08 16:26:48,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:48,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:49,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:49,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:26:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:49,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:49,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467956779] [2024-11-08 16:26:49,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467956779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:49,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:49,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:49,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436617673] [2024-11-08 16:26:49,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:49,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:49,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:49,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:49,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:49,848 INFO L87 Difference]: Start difference. First operand 3268 states and 4644 transitions. Second operand has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:50,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:50,287 INFO L93 Difference]: Finished difference Result 5225 states and 7475 transitions. [2024-11-08 16:26:50,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:50,288 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 249 [2024-11-08 16:26:50,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:50,293 INFO L225 Difference]: With dead ends: 5225 [2024-11-08 16:26:50,294 INFO L226 Difference]: Without dead ends: 3268 [2024-11-08 16:26:50,297 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:50,298 INFO L432 NwaCegarLoop]: 895 mSDtfsCounter, 1021 mSDsluCounter, 2745 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1021 SdHoareTripleChecker+Valid, 3640 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:50,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1021 Valid, 3640 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:26:50,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2024-11-08 16:26:50,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3268. [2024-11-08 16:26:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3268 states, 3242 states have (on average 1.4127082048118444) internal successors, (4580), 3242 states have internal predecessors, (4580), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 3268 states and 4628 transitions. [2024-11-08 16:26:50,367 INFO L78 Accepts]: Start accepts. Automaton has 3268 states and 4628 transitions. Word has length 249 [2024-11-08 16:26:50,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:50,367 INFO L471 AbstractCegarLoop]: Abstraction has 3268 states and 4628 transitions. [2024-11-08 16:26:50,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4628 transitions. [2024-11-08 16:26:50,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-08 16:26:50,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:50,372 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:50,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-08 16:26:50,373 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:50,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:50,374 INFO L85 PathProgramCache]: Analyzing trace with hash -2013024042, now seen corresponding path program 1 times [2024-11-08 16:26:50,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:50,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056877351] [2024-11-08 16:26:50,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:50,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:51,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:51,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:51,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:51,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056877351] [2024-11-08 16:26:51,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056877351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:51,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:51,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:51,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791774723] [2024-11-08 16:26:51,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:51,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:51,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:51,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:51,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:51,239 INFO L87 Difference]: Start difference. First operand 3268 states and 4628 transitions. Second operand has 6 states, 6 states have (on average 40.5) internal successors, (243), 6 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:51,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:51,431 INFO L93 Difference]: Finished difference Result 5683 states and 8134 transitions. [2024-11-08 16:26:51,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:51,432 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.5) internal successors, (243), 6 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 250 [2024-11-08 16:26:51,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:51,437 INFO L225 Difference]: With dead ends: 5683 [2024-11-08 16:26:51,437 INFO L226 Difference]: Without dead ends: 4032 [2024-11-08 16:26:51,440 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:51,442 INFO L432 NwaCegarLoop]: 970 mSDtfsCounter, 812 mSDsluCounter, 3874 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 812 SdHoareTripleChecker+Valid, 4844 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:51,443 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [812 Valid, 4844 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:51,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4032 states. [2024-11-08 16:26:51,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4032 to 3300. [2024-11-08 16:26:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3300 states, 3274 states have (on average 1.4123396456933415) internal successors, (4624), 3274 states have internal predecessors, (4624), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:51,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 3300 states and 4672 transitions. [2024-11-08 16:26:51,509 INFO L78 Accepts]: Start accepts. Automaton has 3300 states and 4672 transitions. Word has length 250 [2024-11-08 16:26:51,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:51,510 INFO L471 AbstractCegarLoop]: Abstraction has 3300 states and 4672 transitions. [2024-11-08 16:26:51,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.5) internal successors, (243), 6 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 4672 transitions. [2024-11-08 16:26:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-08 16:26:51,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:51,515 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:51,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-08 16:26:51,515 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:51,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:51,516 INFO L85 PathProgramCache]: Analyzing trace with hash -12981356, now seen corresponding path program 1 times [2024-11-08 16:26:51,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:51,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145751056] [2024-11-08 16:26:51,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:51,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:52,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:52,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:52,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:52,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145751056] [2024-11-08 16:26:52,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145751056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:52,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:52,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:26:52,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315152674] [2024-11-08 16:26:52,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:52,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:26:52,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:52,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:26:52,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:26:52,419 INFO L87 Difference]: Start difference. First operand 3300 states and 4672 transitions. Second operand has 6 states, 6 states have (on average 40.666666666666664) internal successors, (244), 6 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:52,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:52,607 INFO L93 Difference]: Finished difference Result 5667 states and 8105 transitions. [2024-11-08 16:26:52,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:26:52,607 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.666666666666664) internal successors, (244), 6 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 251 [2024-11-08 16:26:52,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:52,612 INFO L225 Difference]: With dead ends: 5667 [2024-11-08 16:26:52,612 INFO L226 Difference]: Without dead ends: 4032 [2024-11-08 16:26:52,617 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:26:52,618 INFO L432 NwaCegarLoop]: 970 mSDtfsCounter, 806 mSDsluCounter, 3871 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 806 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:52,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [806 Valid, 4841 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:26:52,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4032 states. [2024-11-08 16:26:52,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4032 to 3332. [2024-11-08 16:26:52,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3332 states, 3306 states have (on average 1.411978221415608) internal successors, (4668), 3306 states have internal predecessors, (4668), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 3332 states and 4716 transitions. [2024-11-08 16:26:52,670 INFO L78 Accepts]: Start accepts. Automaton has 3332 states and 4716 transitions. Word has length 251 [2024-11-08 16:26:52,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:52,670 INFO L471 AbstractCegarLoop]: Abstraction has 3332 states and 4716 transitions. [2024-11-08 16:26:52,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.666666666666664) internal successors, (244), 6 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 4716 transitions. [2024-11-08 16:26:52,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-08 16:26:52,674 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:52,674 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:52,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-08 16:26:52,674 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:52,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:52,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1292598209, now seen corresponding path program 1 times [2024-11-08 16:26:52,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:52,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228271521] [2024-11-08 16:26:52,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:52,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:53,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:53,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:26:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:53,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:53,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228271521] [2024-11-08 16:26:53,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228271521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:53,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:53,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:53,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313598472] [2024-11-08 16:26:53,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:53,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:53,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:53,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:53,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:53,534 INFO L87 Difference]: Start difference. First operand 3332 states and 4716 transitions. Second operand has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:53,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:53,981 INFO L93 Difference]: Finished difference Result 5257 states and 7493 transitions. [2024-11-08 16:26:53,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:53,982 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 251 [2024-11-08 16:26:53,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:53,987 INFO L225 Difference]: With dead ends: 5257 [2024-11-08 16:26:53,987 INFO L226 Difference]: Without dead ends: 3332 [2024-11-08 16:26:53,990 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:53,991 INFO L432 NwaCegarLoop]: 894 mSDtfsCounter, 1018 mSDsluCounter, 2743 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1018 SdHoareTripleChecker+Valid, 3637 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:53,991 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1018 Valid, 3637 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:26:53,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3332 states. [2024-11-08 16:26:54,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3332 to 3332. [2024-11-08 16:26:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3332 states, 3306 states have (on average 1.4095583787053843) internal successors, (4660), 3306 states have internal predecessors, (4660), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 3332 states and 4708 transitions. [2024-11-08 16:26:54,056 INFO L78 Accepts]: Start accepts. Automaton has 3332 states and 4708 transitions. Word has length 251 [2024-11-08 16:26:54,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:54,057 INFO L471 AbstractCegarLoop]: Abstraction has 3332 states and 4708 transitions. [2024-11-08 16:26:54,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:54,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 4708 transitions. [2024-11-08 16:26:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-08 16:26:54,062 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:54,063 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:54,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-08 16:26:54,063 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:54,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:54,064 INFO L85 PathProgramCache]: Analyzing trace with hash -511138488, now seen corresponding path program 1 times [2024-11-08 16:26:54,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:54,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277823551] [2024-11-08 16:26:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:54,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:55,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:55,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:55,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:55,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277823551] [2024-11-08 16:26:55,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277823551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:55,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:55,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:26:55,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383090916] [2024-11-08 16:26:55,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:55,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:26:55,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:55,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:26:55,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:55,304 INFO L87 Difference]: Start difference. First operand 3332 states and 4708 transitions. Second operand has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:55,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:55,752 INFO L93 Difference]: Finished difference Result 5727 states and 8174 transitions. [2024-11-08 16:26:55,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:26:55,753 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 252 [2024-11-08 16:26:55,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:55,760 INFO L225 Difference]: With dead ends: 5727 [2024-11-08 16:26:55,760 INFO L226 Difference]: Without dead ends: 4048 [2024-11-08 16:26:55,763 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:26:55,764 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2452 mSDsluCounter, 5700 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2454 SdHoareTripleChecker+Valid, 6658 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:55,764 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2454 Valid, 6658 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:26:55,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4048 states. [2024-11-08 16:26:55,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4048 to 3340. [2024-11-08 16:26:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3314 states have (on average 1.4085697042848522) internal successors, (4668), 3314 states have internal predecessors, (4668), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:55,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 4716 transitions. [2024-11-08 16:26:55,853 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 4716 transitions. Word has length 252 [2024-11-08 16:26:55,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:55,854 INFO L471 AbstractCegarLoop]: Abstraction has 3340 states and 4716 transitions. [2024-11-08 16:26:55,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 4716 transitions. [2024-11-08 16:26:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-08 16:26:55,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:55,862 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:55,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-08 16:26:55,862 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:55,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:55,863 INFO L85 PathProgramCache]: Analyzing trace with hash -972582503, now seen corresponding path program 1 times [2024-11-08 16:26:55,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:55,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135913295] [2024-11-08 16:26:55,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:55,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:56,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:26:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:56,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:26:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:56,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:56,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135913295] [2024-11-08 16:26:56,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135913295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:56,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:56,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:26:56,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689074588] [2024-11-08 16:26:56,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:56,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:26:56,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:56,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:26:56,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:26:56,905 INFO L87 Difference]: Start difference. First operand 3340 states and 4716 transitions. Second operand has 7 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:57,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:57,245 INFO L93 Difference]: Finished difference Result 5219 states and 7421 transitions. [2024-11-08 16:26:57,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:26:57,245 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 252 [2024-11-08 16:26:57,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:57,248 INFO L225 Difference]: With dead ends: 5219 [2024-11-08 16:26:57,248 INFO L226 Difference]: Without dead ends: 3340 [2024-11-08 16:26:57,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:26:57,250 INFO L432 NwaCegarLoop]: 893 mSDtfsCounter, 1684 mSDsluCounter, 2723 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1684 SdHoareTripleChecker+Valid, 3616 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:57,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1684 Valid, 3616 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:26:57,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3340 states. [2024-11-08 16:26:57,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3340 to 3340. [2024-11-08 16:26:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3314 states have (on average 1.4061557030778515) internal successors, (4660), 3314 states have internal predecessors, (4660), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 4708 transitions. [2024-11-08 16:26:57,304 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 4708 transitions. Word has length 252 [2024-11-08 16:26:57,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:57,304 INFO L471 AbstractCegarLoop]: Abstraction has 3340 states and 4708 transitions. [2024-11-08 16:26:57,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 4708 transitions. [2024-11-08 16:26:57,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-08 16:26:57,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:57,308 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:57,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-08 16:26:57,309 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:57,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:57,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1279517747, now seen corresponding path program 1 times [2024-11-08 16:26:57,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:57,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854420507] [2024-11-08 16:26:57,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:57,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:57,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:57,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:57,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:57,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854420507] [2024-11-08 16:26:57,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854420507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:57,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:57,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:26:57,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494675413] [2024-11-08 16:26:57,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:57,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:26:57,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:57,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:26:57,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:26:57,735 INFO L87 Difference]: Start difference. First operand 3340 states and 4708 transitions. Second operand has 5 states, 5 states have (on average 49.2) internal successors, (246), 5 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:57,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:57,807 INFO L93 Difference]: Finished difference Result 5285 states and 7495 transitions. [2024-11-08 16:26:57,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:26:57,808 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 49.2) internal successors, (246), 5 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 253 [2024-11-08 16:26:57,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:57,814 INFO L225 Difference]: With dead ends: 5285 [2024-11-08 16:26:57,814 INFO L226 Difference]: Without dead ends: 3388 [2024-11-08 16:26:57,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:26:57,817 INFO L432 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:57,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:26:57,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3388 states. [2024-11-08 16:26:57,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3388 to 3376. [2024-11-08 16:26:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 3350 states have (on average 1.4017910447761195) internal successors, (4696), 3350 states have internal predecessors, (4696), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:57,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4744 transitions. [2024-11-08 16:26:57,885 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4744 transitions. Word has length 253 [2024-11-08 16:26:57,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:57,886 INFO L471 AbstractCegarLoop]: Abstraction has 3376 states and 4744 transitions. [2024-11-08 16:26:57,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 49.2) internal successors, (246), 5 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:57,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4744 transitions. [2024-11-08 16:26:57,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-08 16:26:57,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:57,891 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:57,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-08 16:26:57,892 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:57,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:57,892 INFO L85 PathProgramCache]: Analyzing trace with hash 681586609, now seen corresponding path program 1 times [2024-11-08 16:26:57,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:57,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659236159] [2024-11-08 16:26:57,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:57,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:26:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:58,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:26:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:58,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:26:58,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:26:58,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659236159] [2024-11-08 16:26:58,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659236159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:26:58,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:26:58,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:26:58,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195261149] [2024-11-08 16:26:58,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:26:58,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:26:58,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:26:58,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:26:58,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:26:58,435 INFO L87 Difference]: Start difference. First operand 3376 states and 4744 transitions. Second operand has 4 states, 4 states have (on average 61.5) internal successors, (246), 4 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:58,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:26:58,494 INFO L93 Difference]: Finished difference Result 5426 states and 7663 transitions. [2024-11-08 16:26:58,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:26:58,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 61.5) internal successors, (246), 4 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 253 [2024-11-08 16:26:58,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:26:58,499 INFO L225 Difference]: With dead ends: 5426 [2024-11-08 16:26:58,500 INFO L226 Difference]: Without dead ends: 3412 [2024-11-08 16:26:58,502 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:26:58,503 INFO L432 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:26:58,503 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2926 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:26:58,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3412 states. [2024-11-08 16:26:58,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3412 to 3412. [2024-11-08 16:26:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3386 states have (on average 1.3975191966922622) internal successors, (4732), 3386 states have internal predecessors, (4732), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:26:58,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 4780 transitions. [2024-11-08 16:26:58,571 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 4780 transitions. Word has length 253 [2024-11-08 16:26:58,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:26:58,572 INFO L471 AbstractCegarLoop]: Abstraction has 3412 states and 4780 transitions. [2024-11-08 16:26:58,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 61.5) internal successors, (246), 4 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:26:58,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 4780 transitions. [2024-11-08 16:26:58,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-08 16:26:58,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:26:58,578 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:26:58,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-08 16:26:58,578 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:26:58,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:58,579 INFO L85 PathProgramCache]: Analyzing trace with hash -2119032015, now seen corresponding path program 1 times [2024-11-08 16:26:58,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:58,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527921862] [2024-11-08 16:26:58,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:58,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:00,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:00,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:00,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:00,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527921862] [2024-11-08 16:27:00,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527921862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:00,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:00,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:00,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259010227] [2024-11-08 16:27:00,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:00,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:00,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:00,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:00,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:00,099 INFO L87 Difference]: Start difference. First operand 3412 states and 4780 transitions. Second operand has 9 states, 9 states have (on average 27.333333333333332) internal successors, (246), 9 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:00,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:00,822 INFO L93 Difference]: Finished difference Result 5373 states and 7591 transitions. [2024-11-08 16:27:00,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:00,823 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.333333333333332) internal successors, (246), 9 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 253 [2024-11-08 16:27:00,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:00,826 INFO L225 Difference]: With dead ends: 5373 [2024-11-08 16:27:00,826 INFO L226 Difference]: Without dead ends: 3452 [2024-11-08 16:27:00,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:00,829 INFO L432 NwaCegarLoop]: 882 mSDtfsCounter, 1702 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 618 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 5335 SdHoareTripleChecker+Invalid, 620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:00,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1702 Valid, 5335 Invalid, 620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 618 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:27:00,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2024-11-08 16:27:00,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3428. [2024-11-08 16:27:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3428 states, 3402 states have (on average 1.39564961787184) internal successors, (4748), 3402 states have internal predecessors, (4748), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 3428 states and 4796 transitions. [2024-11-08 16:27:00,890 INFO L78 Accepts]: Start accepts. Automaton has 3428 states and 4796 transitions. Word has length 253 [2024-11-08 16:27:00,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:00,890 INFO L471 AbstractCegarLoop]: Abstraction has 3428 states and 4796 transitions. [2024-11-08 16:27:00,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.333333333333332) internal successors, (246), 9 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3428 states and 4796 transitions. [2024-11-08 16:27:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-08 16:27:00,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:00,895 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:00,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-08 16:27:00,896 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:00,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:00,896 INFO L85 PathProgramCache]: Analyzing trace with hash -899389916, now seen corresponding path program 1 times [2024-11-08 16:27:00,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:00,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537652641] [2024-11-08 16:27:00,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:00,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:01,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:01,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:01,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:01,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537652641] [2024-11-08 16:27:01,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537652641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:01,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:01,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:27:01,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565084027] [2024-11-08 16:27:01,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:01,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:27:01,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:01,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:27:01,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:01,747 INFO L87 Difference]: Start difference. First operand 3428 states and 4796 transitions. Second operand has 7 states, 7 states have (on average 35.285714285714285) internal successors, (247), 7 states have internal predecessors, (247), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:02,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:02,168 INFO L93 Difference]: Finished difference Result 4987 states and 7045 transitions. [2024-11-08 16:27:02,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:27:02,169 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.285714285714285) internal successors, (247), 7 states have internal predecessors, (247), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 254 [2024-11-08 16:27:02,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:02,172 INFO L225 Difference]: With dead ends: 4987 [2024-11-08 16:27:02,172 INFO L226 Difference]: Without dead ends: 3506 [2024-11-08 16:27:02,174 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:02,174 INFO L432 NwaCegarLoop]: 897 mSDtfsCounter, 1449 mSDsluCounter, 3537 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1451 SdHoareTripleChecker+Valid, 4434 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:02,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1451 Valid, 4434 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:27:02,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3506 states. [2024-11-08 16:27:02,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3506 to 3444. [2024-11-08 16:27:02,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3444 states, 3418 states have (on average 1.395552954944412) internal successors, (4770), 3418 states have internal predecessors, (4770), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:02,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 3444 states and 4818 transitions. [2024-11-08 16:27:02,224 INFO L78 Accepts]: Start accepts. Automaton has 3444 states and 4818 transitions. Word has length 254 [2024-11-08 16:27:02,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:02,225 INFO L471 AbstractCegarLoop]: Abstraction has 3444 states and 4818 transitions. [2024-11-08 16:27:02,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.285714285714285) internal successors, (247), 7 states have internal predecessors, (247), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 4818 transitions. [2024-11-08 16:27:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-08 16:27:02,230 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:02,230 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:02,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-08 16:27:02,231 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:02,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:02,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1378374360, now seen corresponding path program 1 times [2024-11-08 16:27:02,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:02,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924685645] [2024-11-08 16:27:02,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:02,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:03,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:03,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:03,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:03,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:03,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924685645] [2024-11-08 16:27:03,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924685645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:03,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:03,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:27:03,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208278867] [2024-11-08 16:27:03,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:03,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:27:03,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:03,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:27:03,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:27:03,052 INFO L87 Difference]: Start difference. First operand 3444 states and 4818 transitions. Second operand has 6 states, 6 states have (on average 41.333333333333336) internal successors, (248), 6 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:03,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:03,159 INFO L93 Difference]: Finished difference Result 4955 states and 6995 transitions. [2024-11-08 16:27:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:27:03,160 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.333333333333336) internal successors, (248), 6 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-08 16:27:03,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:03,163 INFO L225 Difference]: With dead ends: 4955 [2024-11-08 16:27:03,163 INFO L226 Difference]: Without dead ends: 3474 [2024-11-08 16:27:03,164 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:27:03,164 INFO L432 NwaCegarLoop]: 965 mSDtfsCounter, 272 mSDsluCounter, 3856 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 4821 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:03,165 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 4821 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:27:03,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3474 states. [2024-11-08 16:27:03,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3474 to 3460. [2024-11-08 16:27:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3460 states, 3434 states have (on average 1.3954571927781014) internal successors, (4792), 3434 states have internal predecessors, (4792), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 3460 states and 4840 transitions. [2024-11-08 16:27:03,208 INFO L78 Accepts]: Start accepts. Automaton has 3460 states and 4840 transitions. Word has length 255 [2024-11-08 16:27:03,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:03,209 INFO L471 AbstractCegarLoop]: Abstraction has 3460 states and 4840 transitions. [2024-11-08 16:27:03,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.333333333333336) internal successors, (248), 6 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 4840 transitions. [2024-11-08 16:27:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-08 16:27:03,213 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:03,213 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:03,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-08 16:27:03,214 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:03,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:03,214 INFO L85 PathProgramCache]: Analyzing trace with hash 176248909, now seen corresponding path program 1 times [2024-11-08 16:27:03,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:03,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104933365] [2024-11-08 16:27:03,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:03,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:03,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:03,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:03,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:03,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:03,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104933365] [2024-11-08 16:27:03,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104933365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:03,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:03,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:03,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427935761] [2024-11-08 16:27:03,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:03,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:03,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:03,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:03,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:03,952 INFO L87 Difference]: Start difference. First operand 3460 states and 4840 transitions. Second operand has 9 states, 9 states have (on average 27.555555555555557) internal successors, (248), 9 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:04,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:04,285 INFO L93 Difference]: Finished difference Result 6047 states and 8537 transitions. [2024-11-08 16:27:04,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:04,285 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.555555555555557) internal successors, (248), 9 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-08 16:27:04,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:04,289 INFO L225 Difference]: With dead ends: 6047 [2024-11-08 16:27:04,289 INFO L226 Difference]: Without dead ends: 4184 [2024-11-08 16:27:04,291 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:04,291 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2524 mSDsluCounter, 5729 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2526 SdHoareTripleChecker+Valid, 6687 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:04,292 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2526 Valid, 6687 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:04,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4184 states. [2024-11-08 16:27:04,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4184 to 3464. [2024-11-08 16:27:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 3438 states have (on average 1.3949970913321699) internal successors, (4796), 3438 states have internal predecessors, (4796), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 4844 transitions. [2024-11-08 16:27:04,334 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 4844 transitions. Word has length 255 [2024-11-08 16:27:04,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:04,334 INFO L471 AbstractCegarLoop]: Abstraction has 3464 states and 4844 transitions. [2024-11-08 16:27:04,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.555555555555557) internal successors, (248), 9 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 4844 transitions. [2024-11-08 16:27:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-08 16:27:04,338 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:04,338 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:04,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-08 16:27:04,339 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:04,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:04,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1231151604, now seen corresponding path program 1 times [2024-11-08 16:27:04,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:04,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11459481] [2024-11-08 16:27:04,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:04,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:05,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:05,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:05,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:05,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11459481] [2024-11-08 16:27:05,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11459481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:05,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:05,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:27:05,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709106262] [2024-11-08 16:27:05,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:05,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:27:05,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:05,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:27:05,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:05,123 INFO L87 Difference]: Start difference. First operand 3464 states and 4844 transitions. Second operand has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:05,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:05,550 INFO L93 Difference]: Finished difference Result 5008 states and 7070 transitions. [2024-11-08 16:27:05,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:27:05,550 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-08 16:27:05,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:05,553 INFO L225 Difference]: With dead ends: 5008 [2024-11-08 16:27:05,553 INFO L226 Difference]: Without dead ends: 3526 [2024-11-08 16:27:05,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:05,554 INFO L432 NwaCegarLoop]: 897 mSDtfsCounter, 1343 mSDsluCounter, 3549 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 4446 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:05,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1345 Valid, 4446 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:27:05,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3526 states. [2024-11-08 16:27:05,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3526 to 3480. [2024-11-08 16:27:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3480 states, 3454 states have (on average 1.394904458598726) internal successors, (4818), 3454 states have internal predecessors, (4818), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:05,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 3480 states and 4866 transitions. [2024-11-08 16:27:05,596 INFO L78 Accepts]: Start accepts. Automaton has 3480 states and 4866 transitions. Word has length 255 [2024-11-08 16:27:05,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:05,597 INFO L471 AbstractCegarLoop]: Abstraction has 3480 states and 4866 transitions. [2024-11-08 16:27:05,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3480 states and 4866 transitions. [2024-11-08 16:27:05,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-08 16:27:05,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:05,600 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:05,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-08 16:27:05,600 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:05,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:05,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1229461668, now seen corresponding path program 1 times [2024-11-08 16:27:05,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:05,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333332021] [2024-11-08 16:27:05,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:05,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:06,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:06,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:06,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:06,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333332021] [2024-11-08 16:27:06,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333332021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:06,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:06,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:06,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417416400] [2024-11-08 16:27:06,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:06,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:06,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:06,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:06,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:06,388 INFO L87 Difference]: Start difference. First operand 3480 states and 4866 transitions. Second operand has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:06,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:06,698 INFO L93 Difference]: Finished difference Result 6050 states and 8544 transitions. [2024-11-08 16:27:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:06,699 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 256 [2024-11-08 16:27:06,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:06,702 INFO L225 Difference]: With dead ends: 6050 [2024-11-08 16:27:06,702 INFO L226 Difference]: Without dead ends: 4220 [2024-11-08 16:27:06,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:06,704 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 1797 mSDsluCounter, 4889 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1799 SdHoareTripleChecker+Valid, 5847 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:06,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1799 Valid, 5847 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:06,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2024-11-08 16:27:06,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 3488. [2024-11-08 16:27:06,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3462 states have (on average 1.393991912189486) internal successors, (4826), 3462 states have internal predecessors, (4826), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 4874 transitions. [2024-11-08 16:27:06,744 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 4874 transitions. Word has length 256 [2024-11-08 16:27:06,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:06,744 INFO L471 AbstractCegarLoop]: Abstraction has 3488 states and 4874 transitions. [2024-11-08 16:27:06,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 4874 transitions. [2024-11-08 16:27:06,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-08 16:27:06,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:06,749 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:06,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-08 16:27:06,749 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:06,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:06,750 INFO L85 PathProgramCache]: Analyzing trace with hash 522961324, now seen corresponding path program 1 times [2024-11-08 16:27:06,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:06,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648546708] [2024-11-08 16:27:06,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:06,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:07,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:07,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:07,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:07,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648546708] [2024-11-08 16:27:07,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648546708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:07,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:07,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:27:07,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225215046] [2024-11-08 16:27:07,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:07,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:27:07,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:07,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:27:07,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:27:07,358 INFO L87 Difference]: Start difference. First operand 3488 states and 4874 transitions. Second operand has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:07,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:07,502 INFO L93 Difference]: Finished difference Result 4992 states and 7040 transitions. [2024-11-08 16:27:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:27:07,502 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 256 [2024-11-08 16:27:07,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:07,506 INFO L225 Difference]: With dead ends: 4992 [2024-11-08 16:27:07,506 INFO L226 Difference]: Without dead ends: 3508 [2024-11-08 16:27:07,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:07,508 INFO L432 NwaCegarLoop]: 965 mSDtfsCounter, 267 mSDsluCounter, 3853 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 4818 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:07,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 4818 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:27:07,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2024-11-08 16:27:07,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 3504. [2024-11-08 16:27:07,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3504 states, 3478 states have (on average 1.393904542840713) internal successors, (4848), 3478 states have internal predecessors, (4848), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:07,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 3504 states and 4896 transitions. [2024-11-08 16:27:07,550 INFO L78 Accepts]: Start accepts. Automaton has 3504 states and 4896 transitions. Word has length 256 [2024-11-08 16:27:07,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:07,551 INFO L471 AbstractCegarLoop]: Abstraction has 3504 states and 4896 transitions. [2024-11-08 16:27:07,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3504 states and 4896 transitions. [2024-11-08 16:27:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-08 16:27:07,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:07,553 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:07,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-08 16:27:07,554 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:07,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:07,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1146879739, now seen corresponding path program 1 times [2024-11-08 16:27:07,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:07,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585808492] [2024-11-08 16:27:07,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:07,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:08,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:08,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:08,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:08,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585808492] [2024-11-08 16:27:08,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585808492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:08,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:08,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:27:08,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919840803] [2024-11-08 16:27:08,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:08,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:27:08,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:08,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:27:08,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:08,511 INFO L87 Difference]: Start difference. First operand 3504 states and 4896 transitions. Second operand has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:08,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:08,892 INFO L93 Difference]: Finished difference Result 5034 states and 7100 transitions. [2024-11-08 16:27:08,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:27:08,892 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 256 [2024-11-08 16:27:08,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:08,895 INFO L225 Difference]: With dead ends: 5034 [2024-11-08 16:27:08,895 INFO L226 Difference]: Without dead ends: 3550 [2024-11-08 16:27:08,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:08,897 INFO L432 NwaCegarLoop]: 897 mSDtfsCounter, 1209 mSDsluCounter, 3543 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 4440 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:08,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1211 Valid, 4440 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:27:08,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2024-11-08 16:27:08,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3520. [2024-11-08 16:27:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3520 states, 3494 states have (on average 1.3938179736691472) internal successors, (4870), 3494 states have internal predecessors, (4870), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 3520 states and 4918 transitions. [2024-11-08 16:27:08,944 INFO L78 Accepts]: Start accepts. Automaton has 3520 states and 4918 transitions. Word has length 256 [2024-11-08 16:27:08,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:08,944 INFO L471 AbstractCegarLoop]: Abstraction has 3520 states and 4918 transitions. [2024-11-08 16:27:08,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:08,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3520 states and 4918 transitions. [2024-11-08 16:27:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-08 16:27:08,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:08,947 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:08,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-08 16:27:08,948 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:08,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:08,948 INFO L85 PathProgramCache]: Analyzing trace with hash -277835267, now seen corresponding path program 1 times [2024-11-08 16:27:08,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:08,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889131532] [2024-11-08 16:27:08,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:08,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:09,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:09,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:09,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:09,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889131532] [2024-11-08 16:27:09,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889131532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:09,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:09,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:09,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522561050] [2024-11-08 16:27:09,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:09,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:09,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:09,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:09,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:09,620 INFO L87 Difference]: Start difference. First operand 3520 states and 4918 transitions. Second operand has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:09,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:09,884 INFO L93 Difference]: Finished difference Result 5474 states and 7685 transitions. [2024-11-08 16:27:09,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:09,885 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-08 16:27:09,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:09,888 INFO L225 Difference]: With dead ends: 5474 [2024-11-08 16:27:09,888 INFO L226 Difference]: Without dead ends: 3906 [2024-11-08 16:27:09,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:09,891 INFO L432 NwaCegarLoop]: 1012 mSDtfsCounter, 508 mSDsluCounter, 6280 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 7292 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:09,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 7292 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:09,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2024-11-08 16:27:09,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3810. [2024-11-08 16:27:09,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3810 states, 3784 states have (on average 1.388213530655391) internal successors, (5253), 3784 states have internal predecessors, (5253), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3810 states and 5301 transitions. [2024-11-08 16:27:09,937 INFO L78 Accepts]: Start accepts. Automaton has 3810 states and 5301 transitions. Word has length 257 [2024-11-08 16:27:09,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:09,938 INFO L471 AbstractCegarLoop]: Abstraction has 3810 states and 5301 transitions. [2024-11-08 16:27:09,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:09,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3810 states and 5301 transitions. [2024-11-08 16:27:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-08 16:27:09,941 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:09,941 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:09,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-08 16:27:09,941 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:09,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:09,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1522534326, now seen corresponding path program 1 times [2024-11-08 16:27:09,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:09,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686339905] [2024-11-08 16:27:09,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:09,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:10,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:10,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:10,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:10,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686339905] [2024-11-08 16:27:10,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686339905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:10,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:10,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:10,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829762217] [2024-11-08 16:27:10,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:10,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:10,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:10,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:10,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:10,893 INFO L87 Difference]: Start difference. First operand 3810 states and 5301 transitions. Second operand has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:11,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:11,274 INFO L93 Difference]: Finished difference Result 6480 states and 9125 transitions. [2024-11-08 16:27:11,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:11,275 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-08 16:27:11,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:11,279 INFO L225 Difference]: With dead ends: 6480 [2024-11-08 16:27:11,279 INFO L226 Difference]: Without dead ends: 4627 [2024-11-08 16:27:11,281 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:11,282 INFO L432 NwaCegarLoop]: 959 mSDtfsCounter, 1784 mSDsluCounter, 5716 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1786 SdHoareTripleChecker+Valid, 6675 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:11,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1786 Valid, 6675 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:11,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4627 states. [2024-11-08 16:27:11,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4627 to 3820. [2024-11-08 16:27:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3820 states, 3794 states have (on average 1.3871903004744333) internal successors, (5263), 3794 states have internal predecessors, (5263), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 3820 states and 5311 transitions. [2024-11-08 16:27:11,332 INFO L78 Accepts]: Start accepts. Automaton has 3820 states and 5311 transitions. Word has length 257 [2024-11-08 16:27:11,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:11,332 INFO L471 AbstractCegarLoop]: Abstraction has 3820 states and 5311 transitions. [2024-11-08 16:27:11,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:11,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3820 states and 5311 transitions. [2024-11-08 16:27:11,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-08 16:27:11,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:11,338 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:11,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-08 16:27:11,338 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:11,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:11,339 INFO L85 PathProgramCache]: Analyzing trace with hash -2054442066, now seen corresponding path program 1 times [2024-11-08 16:27:11,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:11,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059830237] [2024-11-08 16:27:11,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:11,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:12,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:12,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:12,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:12,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:12,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059830237] [2024-11-08 16:27:12,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059830237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:12,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:12,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:12,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997445163] [2024-11-08 16:27:12,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:12,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:12,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:12,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:12,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:12,324 INFO L87 Difference]: Start difference. First operand 3820 states and 5311 transitions. Second operand has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:12,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:12,746 INFO L93 Difference]: Finished difference Result 5398 states and 7575 transitions. [2024-11-08 16:27:12,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:12,746 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-08 16:27:12,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:12,751 INFO L225 Difference]: With dead ends: 5398 [2024-11-08 16:27:12,751 INFO L226 Difference]: Without dead ends: 3828 [2024-11-08 16:27:12,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:12,753 INFO L432 NwaCegarLoop]: 954 mSDtfsCounter, 1509 mSDsluCounter, 5681 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 6635 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:12,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1511 Valid, 6635 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:27:12,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3828 states. [2024-11-08 16:27:12,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3828 to 3532. [2024-11-08 16:27:12,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3506 states have (on average 1.392470051340559) internal successors, (4882), 3506 states have internal predecessors, (4882), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 4930 transitions. [2024-11-08 16:27:12,798 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 4930 transitions. Word has length 257 [2024-11-08 16:27:12,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:12,798 INFO L471 AbstractCegarLoop]: Abstraction has 3532 states and 4930 transitions. [2024-11-08 16:27:12,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 4930 transitions. [2024-11-08 16:27:12,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-08 16:27:12,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:12,801 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:12,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-08 16:27:12,802 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:12,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:12,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1259784298, now seen corresponding path program 1 times [2024-11-08 16:27:12,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:12,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077473522] [2024-11-08 16:27:12,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:12,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:13,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:13,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:13,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:13,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077473522] [2024-11-08 16:27:13,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077473522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:13,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:13,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:13,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438814934] [2024-11-08 16:27:13,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:13,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:13,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:13,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:13,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:13,715 INFO L87 Difference]: Start difference. First operand 3532 states and 4930 transitions. Second operand has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:14,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:14,058 INFO L93 Difference]: Finished difference Result 6016 states and 8504 transitions. [2024-11-08 16:27:14,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:14,059 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-08 16:27:14,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:14,062 INFO L225 Difference]: With dead ends: 6016 [2024-11-08 16:27:14,062 INFO L226 Difference]: Without dead ends: 4290 [2024-11-08 16:27:14,064 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:14,065 INFO L432 NwaCegarLoop]: 959 mSDtfsCounter, 2435 mSDsluCounter, 5704 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2437 SdHoareTripleChecker+Valid, 6663 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:14,065 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2437 Valid, 6663 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:14,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4290 states. [2024-11-08 16:27:14,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4290 to 3540. [2024-11-08 16:27:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3540 states, 3514 states have (on average 1.3915765509391007) internal successors, (4890), 3514 states have internal predecessors, (4890), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:14,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3540 states and 4938 transitions. [2024-11-08 16:27:14,108 INFO L78 Accepts]: Start accepts. Automaton has 3540 states and 4938 transitions. Word has length 257 [2024-11-08 16:27:14,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:14,108 INFO L471 AbstractCegarLoop]: Abstraction has 3540 states and 4938 transitions. [2024-11-08 16:27:14,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 3540 states and 4938 transitions. [2024-11-08 16:27:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-08 16:27:14,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:14,112 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:14,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-08 16:27:14,113 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:14,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:14,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1605668029, now seen corresponding path program 1 times [2024-11-08 16:27:14,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:14,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158301665] [2024-11-08 16:27:14,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:14,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:15,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:15,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:15,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:15,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:15,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158301665] [2024-11-08 16:27:15,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158301665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:15,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:15,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:27:15,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298969658] [2024-11-08 16:27:15,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:15,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:27:15,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:15,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:27:15,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:15,167 INFO L87 Difference]: Start difference. First operand 3540 states and 4938 transitions. Second operand has 7 states, 7 states have (on average 35.857142857142854) internal successors, (251), 7 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:15,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:15,695 INFO L93 Difference]: Finished difference Result 5058 states and 7122 transitions. [2024-11-08 16:27:15,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:27:15,695 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.857142857142854) internal successors, (251), 7 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-08 16:27:15,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:15,699 INFO L225 Difference]: With dead ends: 5058 [2024-11-08 16:27:15,699 INFO L226 Difference]: Without dead ends: 3570 [2024-11-08 16:27:15,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:15,701 INFO L432 NwaCegarLoop]: 897 mSDtfsCounter, 1200 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 4452 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:15,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1202 Valid, 4452 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:27:15,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3570 states. [2024-11-08 16:27:15,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3570 to 3556. [2024-11-08 16:27:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3556 states, 3530 states have (on average 1.391501416430595) internal successors, (4912), 3530 states have internal predecessors, (4912), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3556 states and 4960 transitions. [2024-11-08 16:27:15,751 INFO L78 Accepts]: Start accepts. Automaton has 3556 states and 4960 transitions. Word has length 258 [2024-11-08 16:27:15,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:15,751 INFO L471 AbstractCegarLoop]: Abstraction has 3556 states and 4960 transitions. [2024-11-08 16:27:15,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.857142857142854) internal successors, (251), 7 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 4960 transitions. [2024-11-08 16:27:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:15,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:15,755 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:15,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-08 16:27:15,756 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:15,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:15,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1901073636, now seen corresponding path program 1 times [2024-11-08 16:27:15,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:15,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873893519] [2024-11-08 16:27:15,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:15,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:16,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:16,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:16,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:16,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873893519] [2024-11-08 16:27:16,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873893519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:16,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:16,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:16,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822923649] [2024-11-08 16:27:16,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:16,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:16,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:16,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:16,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:16,145 INFO L87 Difference]: Start difference. First operand 3556 states and 4960 transitions. Second operand has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:16,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:16,225 INFO L93 Difference]: Finished difference Result 5204 states and 7318 transitions. [2024-11-08 16:27:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:16,226 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:16,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:16,229 INFO L225 Difference]: With dead ends: 5204 [2024-11-08 16:27:16,229 INFO L226 Difference]: Without dead ends: 3580 [2024-11-08 16:27:16,231 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:16,232 INFO L432 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3885 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:16,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3885 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:16,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3580 states. [2024-11-08 16:27:16,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3580 to 3574. [2024-11-08 16:27:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3548 states have (on average 1.3900789177001127) internal successors, (4932), 3548 states have internal predecessors, (4932), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:16,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 4980 transitions. [2024-11-08 16:27:16,277 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 4980 transitions. Word has length 259 [2024-11-08 16:27:16,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:16,277 INFO L471 AbstractCegarLoop]: Abstraction has 3574 states and 4980 transitions. [2024-11-08 16:27:16,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 4980 transitions. [2024-11-08 16:27:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:16,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:16,281 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:16,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-08 16:27:16,281 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:16,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:16,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1700032952, now seen corresponding path program 1 times [2024-11-08 16:27:16,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:16,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910772637] [2024-11-08 16:27:16,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:16,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:16,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:16,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:16,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:16,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910772637] [2024-11-08 16:27:16,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910772637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:16,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:16,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:16,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159490242] [2024-11-08 16:27:16,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:16,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:16,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:16,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:16,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:16,801 INFO L87 Difference]: Start difference. First operand 3574 states and 4980 transitions. Second operand has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:16,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:16,856 INFO L93 Difference]: Finished difference Result 5270 states and 7400 transitions. [2024-11-08 16:27:16,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:16,857 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:16,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:16,860 INFO L225 Difference]: With dead ends: 5270 [2024-11-08 16:27:16,860 INFO L226 Difference]: Without dead ends: 3592 [2024-11-08 16:27:16,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:16,862 INFO L432 NwaCegarLoop]: 977 mSDtfsCounter, 0 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2923 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:16,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2923 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:16,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3592 states. [2024-11-08 16:27:16,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3592 to 3592. [2024-11-08 16:27:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3592 states, 3566 states have (on average 1.388670779584969) internal successors, (4952), 3566 states have internal predecessors, (4952), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3592 states and 5000 transitions. [2024-11-08 16:27:16,915 INFO L78 Accepts]: Start accepts. Automaton has 3592 states and 5000 transitions. Word has length 259 [2024-11-08 16:27:16,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:16,915 INFO L471 AbstractCegarLoop]: Abstraction has 3592 states and 5000 transitions. [2024-11-08 16:27:16,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 5000 transitions. [2024-11-08 16:27:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:16,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:16,920 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:16,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-08 16:27:16,921 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:16,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:16,921 INFO L85 PathProgramCache]: Analyzing trace with hash -683599944, now seen corresponding path program 1 times [2024-11-08 16:27:16,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:16,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364720435] [2024-11-08 16:27:16,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:16,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:17,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:17,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:17,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:17,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364720435] [2024-11-08 16:27:17,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364720435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:17,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:17,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:17,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525781762] [2024-11-08 16:27:17,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:17,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:17,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:17,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:17,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:17,624 INFO L87 Difference]: Start difference. First operand 3592 states and 5000 transitions. Second operand has 9 states, 9 states have (on average 28.0) internal successors, (252), 9 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:18,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:18,015 INFO L93 Difference]: Finished difference Result 6230 states and 8760 transitions. [2024-11-08 16:27:18,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:18,016 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.0) internal successors, (252), 9 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:18,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:18,021 INFO L225 Difference]: With dead ends: 6230 [2024-11-08 16:27:18,022 INFO L226 Difference]: Without dead ends: 4368 [2024-11-08 16:27:18,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:18,025 INFO L432 NwaCegarLoop]: 959 mSDtfsCounter, 2510 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 6687 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:18,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2512 Valid, 6687 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:18,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4368 states. [2024-11-08 16:27:18,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4368 to 3596. [2024-11-08 16:27:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3596 states, 3570 states have (on average 1.388235294117647) internal successors, (4956), 3570 states have internal predecessors, (4956), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:18,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3596 states and 5004 transitions. [2024-11-08 16:27:18,094 INFO L78 Accepts]: Start accepts. Automaton has 3596 states and 5004 transitions. Word has length 259 [2024-11-08 16:27:18,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:18,095 INFO L471 AbstractCegarLoop]: Abstraction has 3596 states and 5004 transitions. [2024-11-08 16:27:18,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.0) internal successors, (252), 9 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:18,095 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 5004 transitions. [2024-11-08 16:27:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:18,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:18,098 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:18,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-08 16:27:18,098 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:18,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:18,098 INFO L85 PathProgramCache]: Analyzing trace with hash -186669284, now seen corresponding path program 1 times [2024-11-08 16:27:18,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:18,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099823659] [2024-11-08 16:27:18,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:18,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:18,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:18,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:18,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:18,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099823659] [2024-11-08 16:27:18,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099823659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:18,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:18,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:18,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778100805] [2024-11-08 16:27:18,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:18,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:18,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:18,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:18,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:18,561 INFO L87 Difference]: Start difference. First operand 3596 states and 5004 transitions. Second operand has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:18,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:18,660 INFO L93 Difference]: Finished difference Result 5812 states and 8120 transitions. [2024-11-08 16:27:18,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:18,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:18,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:18,666 INFO L225 Difference]: With dead ends: 5812 [2024-11-08 16:27:18,666 INFO L226 Difference]: Without dead ends: 3644 [2024-11-08 16:27:18,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:18,670 INFO L432 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:18,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:18,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3644 states. [2024-11-08 16:27:18,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3644 to 3632. [2024-11-08 16:27:18,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3632 states, 3606 states have (on average 1.3843594009983362) internal successors, (4992), 3606 states have internal predecessors, (4992), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 3632 states and 5040 transitions. [2024-11-08 16:27:18,715 INFO L78 Accepts]: Start accepts. Automaton has 3632 states and 5040 transitions. Word has length 259 [2024-11-08 16:27:18,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:18,715 INFO L471 AbstractCegarLoop]: Abstraction has 3632 states and 5040 transitions. [2024-11-08 16:27:18,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:18,716 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 5040 transitions. [2024-11-08 16:27:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:18,718 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:18,718 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:18,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-08 16:27:18,718 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:18,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:18,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1853324772, now seen corresponding path program 1 times [2024-11-08 16:27:18,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:18,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755735638] [2024-11-08 16:27:18,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:18,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:19,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:19,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:19,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755735638] [2024-11-08 16:27:19,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755735638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:19,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:19,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:19,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182029656] [2024-11-08 16:27:19,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:19,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:19,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:19,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:19,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:19,111 INFO L87 Difference]: Start difference. First operand 3632 states and 5040 transitions. Second operand has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:19,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:19,183 INFO L93 Difference]: Finished difference Result 5678 states and 7942 transitions. [2024-11-08 16:27:19,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:19,184 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:19,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:19,187 INFO L225 Difference]: With dead ends: 5678 [2024-11-08 16:27:19,187 INFO L226 Difference]: Without dead ends: 3672 [2024-11-08 16:27:19,189 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:19,189 INFO L432 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3885 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:19,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3885 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:19,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3672 states. [2024-11-08 16:27:19,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3672 to 3664. [2024-11-08 16:27:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3664 states, 3638 states have (on average 1.3831775700934579) internal successors, (5032), 3638 states have internal predecessors, (5032), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3664 states and 5080 transitions. [2024-11-08 16:27:19,233 INFO L78 Accepts]: Start accepts. Automaton has 3664 states and 5080 transitions. Word has length 259 [2024-11-08 16:27:19,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:19,234 INFO L471 AbstractCegarLoop]: Abstraction has 3664 states and 5080 transitions. [2024-11-08 16:27:19,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 5 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3664 states and 5080 transitions. [2024-11-08 16:27:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:19,237 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:19,237 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:19,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-08 16:27:19,237 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:19,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:19,238 INFO L85 PathProgramCache]: Analyzing trace with hash -543137352, now seen corresponding path program 1 times [2024-11-08 16:27:19,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:19,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982720902] [2024-11-08 16:27:19,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:19,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:19,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:19,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:19,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:19,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982720902] [2024-11-08 16:27:19,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982720902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:19,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:19,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:19,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53940302] [2024-11-08 16:27:19,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:19,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:19,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:19,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:19,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:19,741 INFO L87 Difference]: Start difference. First operand 3664 states and 5080 transitions. Second operand has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:19,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:19,794 INFO L93 Difference]: Finished difference Result 5813 states and 8119 transitions. [2024-11-08 16:27:19,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:19,795 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:19,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:19,799 INFO L225 Difference]: With dead ends: 5813 [2024-11-08 16:27:19,799 INFO L226 Difference]: Without dead ends: 3700 [2024-11-08 16:27:19,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:19,802 INFO L432 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:19,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2926 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:19,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2024-11-08 16:27:19,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3700. [2024-11-08 16:27:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3700 states, 3674 states have (on average 1.3794229722373434) internal successors, (5068), 3674 states have internal predecessors, (5068), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 3700 states and 5116 transitions. [2024-11-08 16:27:19,857 INFO L78 Accepts]: Start accepts. Automaton has 3700 states and 5116 transitions. Word has length 259 [2024-11-08 16:27:19,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:19,857 INFO L471 AbstractCegarLoop]: Abstraction has 3700 states and 5116 transitions. [2024-11-08 16:27:19,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:19,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 5116 transitions. [2024-11-08 16:27:19,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:19,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:19,862 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:19,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-08 16:27:19,863 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:19,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:19,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1392049336, now seen corresponding path program 1 times [2024-11-08 16:27:19,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:19,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624410610] [2024-11-08 16:27:19,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:19,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:20,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:20,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:20,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:20,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624410610] [2024-11-08 16:27:20,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624410610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:20,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:20,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:20,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443331897] [2024-11-08 16:27:20,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:20,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:20,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:20,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:20,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:20,546 INFO L87 Difference]: Start difference. First operand 3700 states and 5116 transitions. Second operand has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:20,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:20,606 INFO L93 Difference]: Finished difference Result 6134 states and 8494 transitions. [2024-11-08 16:27:20,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:20,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:20,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:20,610 INFO L225 Difference]: With dead ends: 6134 [2024-11-08 16:27:20,610 INFO L226 Difference]: Without dead ends: 3736 [2024-11-08 16:27:20,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:20,613 INFO L432 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:20,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2926 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:20,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3736 states. [2024-11-08 16:27:20,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3736 to 3736. [2024-11-08 16:27:20,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3736 states, 3710 states have (on average 1.3757412398921833) internal successors, (5104), 3710 states have internal predecessors, (5104), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 5152 transitions. [2024-11-08 16:27:20,659 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 5152 transitions. Word has length 259 [2024-11-08 16:27:20,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:20,660 INFO L471 AbstractCegarLoop]: Abstraction has 3736 states and 5152 transitions. [2024-11-08 16:27:20,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 5152 transitions. [2024-11-08 16:27:20,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 16:27:20,665 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:20,665 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:20,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-08 16:27:20,665 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:20,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:20,666 INFO L85 PathProgramCache]: Analyzing trace with hash -936593295, now seen corresponding path program 1 times [2024-11-08 16:27:20,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:20,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524994469] [2024-11-08 16:27:20,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:20,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:21,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:21,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:21,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:21,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:21,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524994469] [2024-11-08 16:27:21,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524994469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:21,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:21,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:27:21,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983567656] [2024-11-08 16:27:21,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:21,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:27:21,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:21,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:27:21,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:21,681 INFO L87 Difference]: Start difference. First operand 3736 states and 5152 transitions. Second operand has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:22,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:22,135 INFO L93 Difference]: Finished difference Result 5292 states and 7376 transitions. [2024-11-08 16:27:22,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:27:22,135 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-08 16:27:22,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:22,139 INFO L225 Difference]: With dead ends: 5292 [2024-11-08 16:27:22,139 INFO L226 Difference]: Without dead ends: 3756 [2024-11-08 16:27:22,140 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:27:22,141 INFO L432 NwaCegarLoop]: 897 mSDtfsCounter, 1405 mSDsluCounter, 3534 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 4431 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:22,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1407 Valid, 4431 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:27:22,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3756 states. [2024-11-08 16:27:22,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3756 to 3652. [2024-11-08 16:27:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3652 states, 3626 states have (on average 1.3767236624379482) internal successors, (4992), 3626 states have internal predecessors, (4992), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 5040 transitions. [2024-11-08 16:27:22,184 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 5040 transitions. Word has length 259 [2024-11-08 16:27:22,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:22,184 INFO L471 AbstractCegarLoop]: Abstraction has 3652 states and 5040 transitions. [2024-11-08 16:27:22,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:22,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 5040 transitions. [2024-11-08 16:27:22,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-08 16:27:22,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:22,188 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:22,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-08 16:27:22,188 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:22,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:22,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1803825441, now seen corresponding path program 1 times [2024-11-08 16:27:22,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:22,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279561298] [2024-11-08 16:27:22,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:22,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:23,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:23,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:23,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:23,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279561298] [2024-11-08 16:27:23,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279561298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:23,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:23,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:27:23,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079039457] [2024-11-08 16:27:23,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:23,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:27:23,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:23,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:27:23,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:27:23,036 INFO L87 Difference]: Start difference. First operand 3652 states and 5040 transitions. Second operand has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:23,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:23,500 INFO L93 Difference]: Finished difference Result 5600 states and 7802 transitions. [2024-11-08 16:27:23,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:27:23,501 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 260 [2024-11-08 16:27:23,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:23,504 INFO L225 Difference]: With dead ends: 5600 [2024-11-08 16:27:23,505 INFO L226 Difference]: Without dead ends: 3652 [2024-11-08 16:27:23,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:23,507 INFO L432 NwaCegarLoop]: 892 mSDtfsCounter, 1003 mSDsluCounter, 2741 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 3633 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:23,507 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1003 Valid, 3633 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:27:23,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3652 states. [2024-11-08 16:27:23,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3652 to 3604. [2024-11-08 16:27:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3604 states, 3578 states have (on average 1.3750698714365568) internal successors, (4920), 3578 states have internal predecessors, (4920), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 3604 states and 4968 transitions. [2024-11-08 16:27:23,562 INFO L78 Accepts]: Start accepts. Automaton has 3604 states and 4968 transitions. Word has length 260 [2024-11-08 16:27:23,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:23,562 INFO L471 AbstractCegarLoop]: Abstraction has 3604 states and 4968 transitions. [2024-11-08 16:27:23,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3604 states and 4968 transitions. [2024-11-08 16:27:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-08 16:27:23,567 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:23,567 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:23,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-08 16:27:23,568 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:23,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:23,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1714625854, now seen corresponding path program 1 times [2024-11-08 16:27:23,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:23,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446585199] [2024-11-08 16:27:23,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:23,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:24,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:24,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:24,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446585199] [2024-11-08 16:27:24,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446585199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:24,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:24,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:24,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559448509] [2024-11-08 16:27:24,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:24,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:24,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:24,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:24,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:24,290 INFO L87 Difference]: Start difference. First operand 3604 states and 4968 transitions. Second operand has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:24,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:24,585 INFO L93 Difference]: Finished difference Result 5509 states and 7648 transitions. [2024-11-08 16:27:24,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:24,585 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-08 16:27:24,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:24,589 INFO L225 Difference]: With dead ends: 5509 [2024-11-08 16:27:24,589 INFO L226 Difference]: Without dead ends: 3933 [2024-11-08 16:27:24,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:24,592 INFO L432 NwaCegarLoop]: 1014 mSDtfsCounter, 441 mSDsluCounter, 6286 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 7300 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:24,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 7300 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:24,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3933 states. [2024-11-08 16:27:24,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3933 to 3869. [2024-11-08 16:27:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3869 states, 3843 states have (on average 1.3697632058287796) internal successors, (5264), 3843 states have internal predecessors, (5264), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3869 states and 5312 transitions. [2024-11-08 16:27:24,661 INFO L78 Accepts]: Start accepts. Automaton has 3869 states and 5312 transitions. Word has length 261 [2024-11-08 16:27:24,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:24,661 INFO L471 AbstractCegarLoop]: Abstraction has 3869 states and 5312 transitions. [2024-11-08 16:27:24,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 5312 transitions. [2024-11-08 16:27:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-08 16:27:24,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:24,666 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:24,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-08 16:27:24,667 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:24,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:24,667 INFO L85 PathProgramCache]: Analyzing trace with hash 456556350, now seen corresponding path program 1 times [2024-11-08 16:27:24,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:24,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646903800] [2024-11-08 16:27:24,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:24,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:25,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:25,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:25,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:25,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646903800] [2024-11-08 16:27:25,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646903800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:25,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:25,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:25,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680096742] [2024-11-08 16:27:25,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:25,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:25,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:25,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:25,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:25,650 INFO L87 Difference]: Start difference. First operand 3869 states and 5312 transitions. Second operand has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:25,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:25,990 INFO L93 Difference]: Finished difference Result 5551 states and 7702 transitions. [2024-11-08 16:27:25,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:25,991 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-08 16:27:25,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:25,996 INFO L225 Difference]: With dead ends: 5551 [2024-11-08 16:27:25,996 INFO L226 Difference]: Without dead ends: 3975 [2024-11-08 16:27:25,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:25,999 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 1257 mSDsluCounter, 5694 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 6646 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:26,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1259 Valid, 6646 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:26,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3975 states. [2024-11-08 16:27:26,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3975 to 3646. [2024-11-08 16:27:26,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3646 states, 3620 states have (on average 1.3740331491712707) internal successors, (4974), 3620 states have internal predecessors, (4974), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3646 states and 5022 transitions. [2024-11-08 16:27:26,069 INFO L78 Accepts]: Start accepts. Automaton has 3646 states and 5022 transitions. Word has length 261 [2024-11-08 16:27:26,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:26,070 INFO L471 AbstractCegarLoop]: Abstraction has 3646 states and 5022 transitions. [2024-11-08 16:27:26,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3646 states and 5022 transitions. [2024-11-08 16:27:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-08 16:27:26,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:26,074 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:26,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-08 16:27:26,075 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:26,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:26,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1008277215, now seen corresponding path program 1 times [2024-11-08 16:27:26,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:26,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63513632] [2024-11-08 16:27:26,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:26,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:27,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:27,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:27,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:27,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:27,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63513632] [2024-11-08 16:27:27,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63513632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:27,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:27,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:27:27,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622318313] [2024-11-08 16:27:27,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:27,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:27:27,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:27,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:27:27,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:27:27,175 INFO L87 Difference]: Start difference. First operand 3646 states and 5022 transitions. Second operand has 10 states, 10 states have (on average 25.4) internal successors, (254), 10 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:27,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:27,864 INFO L93 Difference]: Finished difference Result 6342 states and 8709 transitions. [2024-11-08 16:27:27,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:27:27,865 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 25.4) internal successors, (254), 10 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-08 16:27:27,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:27,869 INFO L225 Difference]: With dead ends: 6342 [2024-11-08 16:27:27,869 INFO L226 Difference]: Without dead ends: 4734 [2024-11-08 16:27:27,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:27:27,872 INFO L432 NwaCegarLoop]: 887 mSDtfsCounter, 1777 mSDsluCounter, 5504 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1779 SdHoareTripleChecker+Valid, 6391 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:27,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1779 Valid, 6391 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:27:27,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4734 states. [2024-11-08 16:27:27,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4734 to 4262. [2024-11-08 16:27:27,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4262 states, 4236 states have (on average 1.3593012275731822) internal successors, (5758), 4236 states have internal predecessors, (5758), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 4262 states and 5806 transitions. [2024-11-08 16:27:27,923 INFO L78 Accepts]: Start accepts. Automaton has 4262 states and 5806 transitions. Word has length 261 [2024-11-08 16:27:27,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:27,923 INFO L471 AbstractCegarLoop]: Abstraction has 4262 states and 5806 transitions. [2024-11-08 16:27:27,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 25.4) internal successors, (254), 10 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:27,923 INFO L276 IsEmpty]: Start isEmpty. Operand 4262 states and 5806 transitions. [2024-11-08 16:27:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-08 16:27:27,926 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:27,926 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:27,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-08 16:27:27,927 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:27,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:27,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1724918630, now seen corresponding path program 1 times [2024-11-08 16:27:27,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:27,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000944186] [2024-11-08 16:27:27,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:27,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:28,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:28,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:28,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:28,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:28,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000944186] [2024-11-08 16:27:28,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000944186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:28,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:28,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:28,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896907839] [2024-11-08 16:27:28,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:28,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:28,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:28,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:28,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:28,361 INFO L87 Difference]: Start difference. First operand 4262 states and 5806 transitions. Second operand has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:28,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:28,403 INFO L93 Difference]: Finished difference Result 6833 states and 9327 transitions. [2024-11-08 16:27:28,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:28,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-08 16:27:28,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:28,409 INFO L225 Difference]: With dead ends: 6833 [2024-11-08 16:27:28,409 INFO L226 Difference]: Without dead ends: 4264 [2024-11-08 16:27:28,411 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:28,412 INFO L432 NwaCegarLoop]: 980 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2928 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:28,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2928 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:28,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4264 states. [2024-11-08 16:27:28,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4264 to 4264. [2024-11-08 16:27:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4264 states, 4238 states have (on average 1.3572439830108542) internal successors, (5752), 4238 states have internal predecessors, (5752), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 4264 states and 5800 transitions. [2024-11-08 16:27:28,461 INFO L78 Accepts]: Start accepts. Automaton has 4264 states and 5800 transitions. Word has length 261 [2024-11-08 16:27:28,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:28,462 INFO L471 AbstractCegarLoop]: Abstraction has 4264 states and 5800 transitions. [2024-11-08 16:27:28,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 4264 states and 5800 transitions. [2024-11-08 16:27:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-08 16:27:28,465 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:28,465 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:28,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-08 16:27:28,465 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:28,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:28,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1092976642, now seen corresponding path program 1 times [2024-11-08 16:27:28,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:28,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340207502] [2024-11-08 16:27:28,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:28,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:28,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:28,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:28,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:28,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:28,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340207502] [2024-11-08 16:27:28,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340207502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:28,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:28,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:28,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091660430] [2024-11-08 16:27:28,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:28,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:28,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:28,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:28,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:28,898 INFO L87 Difference]: Start difference. First operand 4264 states and 5800 transitions. Second operand has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:28,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:28,962 INFO L93 Difference]: Finished difference Result 7233 states and 9830 transitions. [2024-11-08 16:27:28,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:28,962 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-08 16:27:28,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:28,966 INFO L225 Difference]: With dead ends: 7233 [2024-11-08 16:27:28,966 INFO L226 Difference]: Without dead ends: 4336 [2024-11-08 16:27:28,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:28,969 INFO L432 NwaCegarLoop]: 975 mSDtfsCounter, 2 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3887 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:28,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3887 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:28,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4336 states. [2024-11-08 16:27:29,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4336 to 4318. [2024-11-08 16:27:29,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4318 states, 4292 states have (on average 1.352749301025163) internal successors, (5806), 4292 states have internal predecessors, (5806), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 4318 states and 5854 transitions. [2024-11-08 16:27:29,018 INFO L78 Accepts]: Start accepts. Automaton has 4318 states and 5854 transitions. Word has length 261 [2024-11-08 16:27:29,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:29,018 INFO L471 AbstractCegarLoop]: Abstraction has 4318 states and 5854 transitions. [2024-11-08 16:27:29,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:29,018 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 5854 transitions. [2024-11-08 16:27:29,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-08 16:27:29,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:29,023 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:29,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-08 16:27:29,023 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:29,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:29,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1477337110, now seen corresponding path program 1 times [2024-11-08 16:27:29,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:29,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204234697] [2024-11-08 16:27:29,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:29,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:30,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:30,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:30,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:30,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204234697] [2024-11-08 16:27:30,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204234697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:30,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:30,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:30,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510073991] [2024-11-08 16:27:30,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:30,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:30,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:30,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:30,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:30,124 INFO L87 Difference]: Start difference. First operand 4318 states and 5854 transitions. Second operand has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:30,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:30,754 INFO L93 Difference]: Finished difference Result 5956 states and 8180 transitions. [2024-11-08 16:27:30,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:30,754 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-08 16:27:30,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:30,758 INFO L225 Difference]: With dead ends: 5956 [2024-11-08 16:27:30,758 INFO L226 Difference]: Without dead ends: 4330 [2024-11-08 16:27:30,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:30,760 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 1228 mSDsluCounter, 5270 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1230 SdHoareTripleChecker+Valid, 6155 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:30,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1230 Valid, 6155 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:27:30,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4330 states. [2024-11-08 16:27:30,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4330 to 3722. [2024-11-08 16:27:30,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3722 states, 3696 states have (on average 1.3663419913419914) internal successors, (5050), 3696 states have internal predecessors, (5050), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3722 states and 5098 transitions. [2024-11-08 16:27:30,800 INFO L78 Accepts]: Start accepts. Automaton has 3722 states and 5098 transitions. Word has length 261 [2024-11-08 16:27:30,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:30,800 INFO L471 AbstractCegarLoop]: Abstraction has 3722 states and 5098 transitions. [2024-11-08 16:27:30,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.22222222222222) internal successors, (254), 9 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 5098 transitions. [2024-11-08 16:27:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-08 16:27:30,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:30,803 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:30,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-08 16:27:30,803 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:30,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:30,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1603571214, now seen corresponding path program 1 times [2024-11-08 16:27:30,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:30,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487383716] [2024-11-08 16:27:30,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:30,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:31,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:31,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:31,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:31,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:31,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487383716] [2024-11-08 16:27:31,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487383716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:31,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:31,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:31,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761057697] [2024-11-08 16:27:31,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:31,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:31,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:31,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:31,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:31,197 INFO L87 Difference]: Start difference. First operand 3722 states and 5098 transitions. Second operand has 5 states, 5 states have (on average 51.0) internal successors, (255), 5 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:31,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:31,268 INFO L93 Difference]: Finished difference Result 5324 states and 7374 transitions. [2024-11-08 16:27:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:31,269 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 51.0) internal successors, (255), 5 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 262 [2024-11-08 16:27:31,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:31,272 INFO L225 Difference]: With dead ends: 5324 [2024-11-08 16:27:31,272 INFO L226 Difference]: Without dead ends: 3738 [2024-11-08 16:27:31,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:31,274 INFO L432 NwaCegarLoop]: 973 mSDtfsCounter, 2 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:31,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3881 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:31,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-08 16:27:31,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 3734. [2024-11-08 16:27:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 3708 states have (on average 1.3656957928802589) internal successors, (5064), 3708 states have internal predecessors, (5064), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 5112 transitions. [2024-11-08 16:27:31,313 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 5112 transitions. Word has length 262 [2024-11-08 16:27:31,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:31,313 INFO L471 AbstractCegarLoop]: Abstraction has 3734 states and 5112 transitions. [2024-11-08 16:27:31,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 51.0) internal successors, (255), 5 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 5112 transitions. [2024-11-08 16:27:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-08 16:27:31,317 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:31,317 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:31,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-08 16:27:31,318 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:31,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:31,318 INFO L85 PathProgramCache]: Analyzing trace with hash 165111722, now seen corresponding path program 1 times [2024-11-08 16:27:31,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:31,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400382367] [2024-11-08 16:27:31,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:31,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:31,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:31,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:31,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:31,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:31,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400382367] [2024-11-08 16:27:31,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400382367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:31,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:31,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:31,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023982208] [2024-11-08 16:27:31,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:31,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:31,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:31,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:31,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:31,859 INFO L87 Difference]: Start difference. First operand 3734 states and 5112 transitions. Second operand has 4 states, 4 states have (on average 63.75) internal successors, (255), 4 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:31,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:31,907 INFO L93 Difference]: Finished difference Result 5368 states and 7430 transitions. [2024-11-08 16:27:31,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:31,907 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.75) internal successors, (255), 4 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 262 [2024-11-08 16:27:31,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:31,910 INFO L225 Difference]: With dead ends: 5368 [2024-11-08 16:27:31,910 INFO L226 Difference]: Without dead ends: 3752 [2024-11-08 16:27:31,912 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:31,912 INFO L432 NwaCegarLoop]: 976 mSDtfsCounter, 0 mSDsluCounter, 1944 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2920 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:31,912 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2920 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:31,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3752 states. [2024-11-08 16:27:31,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3752 to 3752. [2024-11-08 16:27:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3752 states, 3726 states have (on average 1.364465915190553) internal successors, (5084), 3726 states have internal predecessors, (5084), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:31,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 5132 transitions. [2024-11-08 16:27:31,951 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 5132 transitions. Word has length 262 [2024-11-08 16:27:31,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:31,952 INFO L471 AbstractCegarLoop]: Abstraction has 3752 states and 5132 transitions. [2024-11-08 16:27:31,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.75) internal successors, (255), 4 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 5132 transitions. [2024-11-08 16:27:31,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-08 16:27:31,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:31,956 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:31,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-08 16:27:31,957 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:31,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:31,957 INFO L85 PathProgramCache]: Analyzing trace with hash -279856506, now seen corresponding path program 1 times [2024-11-08 16:27:31,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:31,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886819804] [2024-11-08 16:27:31,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:31,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:32,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:32,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:32,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:32,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:32,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886819804] [2024-11-08 16:27:32,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886819804] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:32,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:32,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:32,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239810288] [2024-11-08 16:27:32,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:32,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:32,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:32,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:32,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:32,924 INFO L87 Difference]: Start difference. First operand 3752 states and 5132 transitions. Second operand has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:33,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:33,243 INFO L93 Difference]: Finished difference Result 5580 states and 7706 transitions. [2024-11-08 16:27:33,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:33,244 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 263 [2024-11-08 16:27:33,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:33,248 INFO L225 Difference]: With dead ends: 5580 [2024-11-08 16:27:33,249 INFO L226 Difference]: Without dead ends: 3826 [2024-11-08 16:27:33,251 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:33,251 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 1424 mSDsluCounter, 5698 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 6650 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:33,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1426 Valid, 6650 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:33,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3826 states. [2024-11-08 16:27:33,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3826 to 3756. [2024-11-08 16:27:33,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3756 states, 3730 states have (on average 1.3640750670241286) internal successors, (5088), 3730 states have internal predecessors, (5088), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:33,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3756 states and 5136 transitions. [2024-11-08 16:27:33,314 INFO L78 Accepts]: Start accepts. Automaton has 3756 states and 5136 transitions. Word has length 263 [2024-11-08 16:27:33,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:33,315 INFO L471 AbstractCegarLoop]: Abstraction has 3756 states and 5136 transitions. [2024-11-08 16:27:33,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3756 states and 5136 transitions. [2024-11-08 16:27:33,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-08 16:27:33,319 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:33,320 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:33,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-08 16:27:33,320 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:33,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:33,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1236046870, now seen corresponding path program 1 times [2024-11-08 16:27:33,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:33,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225558115] [2024-11-08 16:27:33,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:33,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:34,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:27:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:34,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:27:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:34,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:34,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:34,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225558115] [2024-11-08 16:27:34,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225558115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:34,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:34,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:34,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536883031] [2024-11-08 16:27:34,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:34,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:34,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:34,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:34,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:34,358 INFO L87 Difference]: Start difference. First operand 3756 states and 5136 transitions. Second operand has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:35,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:35,092 INFO L93 Difference]: Finished difference Result 5656 states and 7800 transitions. [2024-11-08 16:27:35,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:35,092 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 263 [2024-11-08 16:27:35,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:35,096 INFO L225 Difference]: With dead ends: 5656 [2024-11-08 16:27:35,096 INFO L226 Difference]: Without dead ends: 3906 [2024-11-08 16:27:35,099 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:35,099 INFO L432 NwaCegarLoop]: 1218 mSDtfsCounter, 1294 mSDsluCounter, 6877 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 8095 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:35,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1296 Valid, 8095 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:27:35,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2024-11-08 16:27:35,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3760. [2024-11-08 16:27:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3760 states, 3734 states have (on average 1.3636850562399572) internal successors, (5092), 3734 states have internal predecessors, (5092), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:35,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 5140 transitions. [2024-11-08 16:27:35,142 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 5140 transitions. Word has length 263 [2024-11-08 16:27:35,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:35,142 INFO L471 AbstractCegarLoop]: Abstraction has 3760 states and 5140 transitions. [2024-11-08 16:27:35,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 5140 transitions. [2024-11-08 16:27:35,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-08 16:27:35,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:35,145 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:35,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-08 16:27:35,146 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:35,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:35,146 INFO L85 PathProgramCache]: Analyzing trace with hash -558030811, now seen corresponding path program 1 times [2024-11-08 16:27:35,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:35,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547309778] [2024-11-08 16:27:35,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:35,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:35,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:35,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:35,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:35,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547309778] [2024-11-08 16:27:35,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547309778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:35,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:35,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:35,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843329840] [2024-11-08 16:27:35,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:35,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:35,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:35,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:35,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:35,857 INFO L87 Difference]: Start difference. First operand 3760 states and 5140 transitions. Second operand has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:36,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:36,182 INFO L93 Difference]: Finished difference Result 6429 states and 8907 transitions. [2024-11-08 16:27:36,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:36,183 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 263 [2024-11-08 16:27:36,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:36,187 INFO L225 Difference]: With dead ends: 6429 [2024-11-08 16:27:36,187 INFO L226 Difference]: Without dead ends: 4588 [2024-11-08 16:27:36,189 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:36,189 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 1774 mSDsluCounter, 5734 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1776 SdHoareTripleChecker+Valid, 6692 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:36,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1776 Valid, 6692 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:36,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4588 states. [2024-11-08 16:27:36,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4588 to 3764. [2024-11-08 16:27:36,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3764 states, 3738 states have (on average 1.3632958801498127) internal successors, (5096), 3738 states have internal predecessors, (5096), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 5144 transitions. [2024-11-08 16:27:36,236 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 5144 transitions. Word has length 263 [2024-11-08 16:27:36,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:36,236 INFO L471 AbstractCegarLoop]: Abstraction has 3764 states and 5144 transitions. [2024-11-08 16:27:36,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 5144 transitions. [2024-11-08 16:27:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-08 16:27:36,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:36,239 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:36,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-08 16:27:36,240 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:36,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:36,240 INFO L85 PathProgramCache]: Analyzing trace with hash -259733000, now seen corresponding path program 1 times [2024-11-08 16:27:36,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:36,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303166359] [2024-11-08 16:27:36,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:36,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:37,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:37,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:37,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:37,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303166359] [2024-11-08 16:27:37,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303166359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:37,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:37,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:37,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666328129] [2024-11-08 16:27:37,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:37,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:37,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:37,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:37,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:37,450 INFO L87 Difference]: Start difference. First operand 3764 states and 5144 transitions. Second operand has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:38,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:38,114 INFO L93 Difference]: Finished difference Result 5379 states and 7437 transitions. [2024-11-08 16:27:38,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:38,114 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 263 [2024-11-08 16:27:38,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:38,118 INFO L225 Difference]: With dead ends: 5379 [2024-11-08 16:27:38,118 INFO L226 Difference]: Without dead ends: 3772 [2024-11-08 16:27:38,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:38,120 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 1216 mSDsluCounter, 5270 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 6155 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:38,120 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1218 Valid, 6155 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:27:38,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3772 states. [2024-11-08 16:27:38,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3772 to 3626. [2024-11-08 16:27:38,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3626 states, 3600 states have (on average 1.3644444444444443) internal successors, (4912), 3600 states have internal predecessors, (4912), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3626 states and 4960 transitions. [2024-11-08 16:27:38,163 INFO L78 Accepts]: Start accepts. Automaton has 3626 states and 4960 transitions. Word has length 263 [2024-11-08 16:27:38,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:38,163 INFO L471 AbstractCegarLoop]: Abstraction has 3626 states and 4960 transitions. [2024-11-08 16:27:38,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:38,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 4960 transitions. [2024-11-08 16:27:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-08 16:27:38,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:38,166 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:38,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-08 16:27:38,167 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:38,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:38,167 INFO L85 PathProgramCache]: Analyzing trace with hash -389564765, now seen corresponding path program 1 times [2024-11-08 16:27:38,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:38,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498913859] [2024-11-08 16:27:38,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:38,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:39,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:39,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:39,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:39,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498913859] [2024-11-08 16:27:39,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498913859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:39,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:39,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:39,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203166967] [2024-11-08 16:27:39,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:39,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:39,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:39,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:39,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:39,219 INFO L87 Difference]: Start difference. First operand 3626 states and 4960 transitions. Second operand has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:39,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:39,571 INFO L93 Difference]: Finished difference Result 5417 states and 7485 transitions. [2024-11-08 16:27:39,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:39,572 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 264 [2024-11-08 16:27:39,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:39,576 INFO L225 Difference]: With dead ends: 5417 [2024-11-08 16:27:39,577 INFO L226 Difference]: Without dead ends: 3842 [2024-11-08 16:27:39,579 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:39,579 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 1452 mSDsluCounter, 5688 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 6640 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:39,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1454 Valid, 6640 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:39,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3842 states. [2024-11-08 16:27:39,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3842 to 3810. [2024-11-08 16:27:39,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3810 states, 3784 states have (on average 1.3620507399577166) internal successors, (5154), 3784 states have internal predecessors, (5154), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3810 states and 5202 transitions. [2024-11-08 16:27:39,649 INFO L78 Accepts]: Start accepts. Automaton has 3810 states and 5202 transitions. Word has length 264 [2024-11-08 16:27:39,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:39,649 INFO L471 AbstractCegarLoop]: Abstraction has 3810 states and 5202 transitions. [2024-11-08 16:27:39,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:39,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3810 states and 5202 transitions. [2024-11-08 16:27:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-08 16:27:39,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:39,654 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:39,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-08 16:27:39,655 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:39,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:39,655 INFO L85 PathProgramCache]: Analyzing trace with hash -2115380659, now seen corresponding path program 1 times [2024-11-08 16:27:39,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:39,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050645577] [2024-11-08 16:27:39,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:39,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:40,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:40,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:40,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:40,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050645577] [2024-11-08 16:27:40,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050645577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:40,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:40,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:40,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30299124] [2024-11-08 16:27:40,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:40,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:40,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:40,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:40,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:40,158 INFO L87 Difference]: Start difference. First operand 3810 states and 5202 transitions. Second operand has 5 states, 5 states have (on average 51.6) internal successors, (258), 5 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:40,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:40,226 INFO L93 Difference]: Finished difference Result 5393 states and 7451 transitions. [2024-11-08 16:27:40,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:40,227 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 51.6) internal successors, (258), 5 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 265 [2024-11-08 16:27:40,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:40,230 INFO L225 Difference]: With dead ends: 5393 [2024-11-08 16:27:40,230 INFO L226 Difference]: Without dead ends: 3826 [2024-11-08 16:27:40,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:40,232 INFO L432 NwaCegarLoop]: 973 mSDtfsCounter, 2 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:40,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3881 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:40,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3826 states. [2024-11-08 16:27:40,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3826 to 3822. [2024-11-08 16:27:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3822 states, 3796 states have (on average 1.3614330874604847) internal successors, (5168), 3796 states have internal predecessors, (5168), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:40,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3822 states and 5216 transitions. [2024-11-08 16:27:40,274 INFO L78 Accepts]: Start accepts. Automaton has 3822 states and 5216 transitions. Word has length 265 [2024-11-08 16:27:40,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:40,274 INFO L471 AbstractCegarLoop]: Abstraction has 3822 states and 5216 transitions. [2024-11-08 16:27:40,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 51.6) internal successors, (258), 5 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 5216 transitions. [2024-11-08 16:27:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-08 16:27:40,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:40,277 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:40,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-08 16:27:40,278 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:40,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:40,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1325844201, now seen corresponding path program 1 times [2024-11-08 16:27:40,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:40,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859257007] [2024-11-08 16:27:40,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:40,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:40,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:27:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:40,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:27:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:40,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:40,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:40,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859257007] [2024-11-08 16:27:40,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859257007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:40,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:40,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:40,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270406251] [2024-11-08 16:27:40,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:40,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:40,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:40,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:40,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:40,833 INFO L87 Difference]: Start difference. First operand 3822 states and 5216 transitions. Second operand has 4 states, 4 states have (on average 64.5) internal successors, (258), 4 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:40,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:40,876 INFO L93 Difference]: Finished difference Result 5437 states and 7507 transitions. [2024-11-08 16:27:40,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:40,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 64.5) internal successors, (258), 4 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 265 [2024-11-08 16:27:40,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:40,880 INFO L225 Difference]: With dead ends: 5437 [2024-11-08 16:27:40,880 INFO L226 Difference]: Without dead ends: 3840 [2024-11-08 16:27:40,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:40,882 INFO L432 NwaCegarLoop]: 976 mSDtfsCounter, 0 mSDsluCounter, 1944 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2920 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:40,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2920 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:40,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3840 states. [2024-11-08 16:27:40,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3840 to 3840. [2024-11-08 16:27:40,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3840 states, 3814 states have (on average 1.360251704247509) internal successors, (5188), 3814 states have internal predecessors, (5188), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3840 states and 5236 transitions. [2024-11-08 16:27:40,920 INFO L78 Accepts]: Start accepts. Automaton has 3840 states and 5236 transitions. Word has length 265 [2024-11-08 16:27:40,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:40,920 INFO L471 AbstractCegarLoop]: Abstraction has 3840 states and 5236 transitions. [2024-11-08 16:27:40,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 64.5) internal successors, (258), 4 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3840 states and 5236 transitions. [2024-11-08 16:27:40,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-08 16:27:40,923 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:40,923 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:40,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-08 16:27:40,924 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:40,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:40,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2007804988, now seen corresponding path program 1 times [2024-11-08 16:27:40,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:40,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117978324] [2024-11-08 16:27:40,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:40,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:41,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:41,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:41,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:41,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117978324] [2024-11-08 16:27:41,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117978324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:41,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:41,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:41,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987579964] [2024-11-08 16:27:41,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:41,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:41,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:41,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:41,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:41,698 INFO L87 Difference]: Start difference. First operand 3840 states and 5236 transitions. Second operand has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:42,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:42,035 INFO L93 Difference]: Finished difference Result 6739 states and 9278 transitions. [2024-11-08 16:27:42,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:27:42,036 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 265 [2024-11-08 16:27:42,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:42,042 INFO L225 Difference]: With dead ends: 6739 [2024-11-08 16:27:42,042 INFO L226 Difference]: Without dead ends: 4706 [2024-11-08 16:27:42,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:42,045 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2515 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2517 SdHoareTripleChecker+Valid, 6680 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:42,046 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2517 Valid, 6680 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:42,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4706 states. [2024-11-08 16:27:42,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4706 to 3844. [2024-11-08 16:27:42,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3844 states, 3818 states have (on average 1.359874279727606) internal successors, (5192), 3818 states have internal predecessors, (5192), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3844 states and 5240 transitions. [2024-11-08 16:27:42,122 INFO L78 Accepts]: Start accepts. Automaton has 3844 states and 5240 transitions. Word has length 265 [2024-11-08 16:27:42,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:42,123 INFO L471 AbstractCegarLoop]: Abstraction has 3844 states and 5240 transitions. [2024-11-08 16:27:42,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:42,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3844 states and 5240 transitions. [2024-11-08 16:27:42,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-08 16:27:42,128 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:42,128 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:42,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-08 16:27:42,128 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:42,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:42,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1700289330, now seen corresponding path program 1 times [2024-11-08 16:27:42,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:42,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412977001] [2024-11-08 16:27:42,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:42,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:43,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:43,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:43,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:43,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412977001] [2024-11-08 16:27:43,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412977001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:43,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:43,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:43,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025216813] [2024-11-08 16:27:43,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:43,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:43,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:43,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:43,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:43,282 INFO L87 Difference]: Start difference. First operand 3844 states and 5240 transitions. Second operand has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:43,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:43,981 INFO L93 Difference]: Finished difference Result 5640 states and 7768 transitions. [2024-11-08 16:27:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:43,982 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 265 [2024-11-08 16:27:43,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:43,985 INFO L225 Difference]: With dead ends: 5640 [2024-11-08 16:27:43,986 INFO L226 Difference]: Without dead ends: 3860 [2024-11-08 16:27:43,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:43,987 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 1256 mSDsluCounter, 5268 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1258 SdHoareTripleChecker+Valid, 6153 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:43,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1258 Valid, 6153 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:27:43,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3860 states. [2024-11-08 16:27:44,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3860 to 3848. [2024-11-08 16:27:44,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3848 states, 3822 states have (on average 1.359497645211931) internal successors, (5196), 3822 states have internal predecessors, (5196), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 3848 states and 5244 transitions. [2024-11-08 16:27:44,044 INFO L78 Accepts]: Start accepts. Automaton has 3848 states and 5244 transitions. Word has length 265 [2024-11-08 16:27:44,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:44,044 INFO L471 AbstractCegarLoop]: Abstraction has 3848 states and 5244 transitions. [2024-11-08 16:27:44,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:44,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3848 states and 5244 transitions. [2024-11-08 16:27:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-08 16:27:44,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:44,047 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:44,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-08 16:27:44,047 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:44,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:44,048 INFO L85 PathProgramCache]: Analyzing trace with hash -746261171, now seen corresponding path program 1 times [2024-11-08 16:27:44,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:44,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163780963] [2024-11-08 16:27:44,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:44,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:44,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:44,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:44,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:44,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163780963] [2024-11-08 16:27:44,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163780963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:44,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:44,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:44,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673050925] [2024-11-08 16:27:44,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:44,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:44,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:44,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:44,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:44,793 INFO L87 Difference]: Start difference. First operand 3848 states and 5244 transitions. Second operand has 9 states, 9 states have (on average 28.77777777777778) internal successors, (259), 9 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:45,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:45,099 INFO L93 Difference]: Finished difference Result 5642 states and 7762 transitions. [2024-11-08 16:27:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:45,100 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.77777777777778) internal successors, (259), 9 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 266 [2024-11-08 16:27:45,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:45,105 INFO L225 Difference]: With dead ends: 5642 [2024-11-08 16:27:45,105 INFO L226 Difference]: Without dead ends: 3890 [2024-11-08 16:27:45,107 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:45,108 INFO L432 NwaCegarLoop]: 942 mSDtfsCounter, 1536 mSDsluCounter, 5608 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 6550 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:45,108 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1538 Valid, 6550 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:45,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2024-11-08 16:27:45,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3852. [2024-11-08 16:27:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3852 states, 3826 states have (on average 1.3591217982226869) internal successors, (5200), 3826 states have internal predecessors, (5200), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 3852 states and 5248 transitions. [2024-11-08 16:27:45,183 INFO L78 Accepts]: Start accepts. Automaton has 3852 states and 5248 transitions. Word has length 266 [2024-11-08 16:27:45,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:45,184 INFO L471 AbstractCegarLoop]: Abstraction has 3852 states and 5248 transitions. [2024-11-08 16:27:45,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.77777777777778) internal successors, (259), 9 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:45,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3852 states and 5248 transitions. [2024-11-08 16:27:45,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-08 16:27:45,188 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:45,189 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:45,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-08 16:27:45,189 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:45,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:45,190 INFO L85 PathProgramCache]: Analyzing trace with hash -770579079, now seen corresponding path program 1 times [2024-11-08 16:27:45,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:45,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414345095] [2024-11-08 16:27:45,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:45,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:46,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 16:27:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:46,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:27:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:46,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:46,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414345095] [2024-11-08 16:27:46,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414345095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:46,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:46,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:46,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638959667] [2024-11-08 16:27:46,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:46,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:46,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:46,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:46,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:46,422 INFO L87 Difference]: Start difference. First operand 3852 states and 5248 transitions. Second operand has 9 states, 9 states have (on average 28.77777777777778) internal successors, (259), 9 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:47,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:47,330 INFO L93 Difference]: Finished difference Result 5766 states and 7916 transitions. [2024-11-08 16:27:47,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:47,330 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.77777777777778) internal successors, (259), 9 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 266 [2024-11-08 16:27:47,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:47,335 INFO L225 Difference]: With dead ends: 5766 [2024-11-08 16:27:47,335 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 16:27:47,336 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:47,337 INFO L432 NwaCegarLoop]: 1208 mSDtfsCounter, 1284 mSDsluCounter, 6825 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1286 SdHoareTripleChecker+Valid, 8033 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:47,337 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1286 Valid, 8033 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 980 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:27:47,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 16:27:47,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 3856. [2024-11-08 16:27:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3856 states, 3830 states have (on average 1.3587467362924281) internal successors, (5204), 3830 states have internal predecessors, (5204), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:47,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 3856 states and 5252 transitions. [2024-11-08 16:27:47,392 INFO L78 Accepts]: Start accepts. Automaton has 3856 states and 5252 transitions. Word has length 266 [2024-11-08 16:27:47,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:47,393 INFO L471 AbstractCegarLoop]: Abstraction has 3856 states and 5252 transitions. [2024-11-08 16:27:47,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.77777777777778) internal successors, (259), 9 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:47,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3856 states and 5252 transitions. [2024-11-08 16:27:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-08 16:27:47,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:47,396 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:47,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-08 16:27:47,396 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:47,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:47,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1776061426, now seen corresponding path program 1 times [2024-11-08 16:27:47,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:47,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641863560] [2024-11-08 16:27:47,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:47,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:48,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:48,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:48,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:48,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641863560] [2024-11-08 16:27:48,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641863560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:48,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:48,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:27:48,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926602518] [2024-11-08 16:27:48,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:48,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:27:48,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:48,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:27:48,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:27:48,199 INFO L87 Difference]: Start difference. First operand 3856 states and 5252 transitions. Second operand has 6 states, 6 states have (on average 43.166666666666664) internal successors, (259), 6 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:48,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:48,394 INFO L93 Difference]: Finished difference Result 5992 states and 8232 transitions. [2024-11-08 16:27:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:27:48,395 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 43.166666666666664) internal successors, (259), 6 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 266 [2024-11-08 16:27:48,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:48,399 INFO L225 Difference]: With dead ends: 5992 [2024-11-08 16:27:48,399 INFO L226 Difference]: Without dead ends: 3888 [2024-11-08 16:27:48,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:48,401 INFO L432 NwaCegarLoop]: 941 mSDtfsCounter, 870 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 870 SdHoareTripleChecker+Valid, 3759 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:48,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [870 Valid, 3759 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:27:48,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3888 states. [2024-11-08 16:27:48,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3888 to 3872. [2024-11-08 16:27:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3872 states, 3846 states have (on average 1.3551742069682788) internal successors, (5212), 3846 states have internal predecessors, (5212), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:48,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3872 states and 5260 transitions. [2024-11-08 16:27:48,448 INFO L78 Accepts]: Start accepts. Automaton has 3872 states and 5260 transitions. Word has length 266 [2024-11-08 16:27:48,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:48,448 INFO L471 AbstractCegarLoop]: Abstraction has 3872 states and 5260 transitions. [2024-11-08 16:27:48,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 43.166666666666664) internal successors, (259), 6 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 5260 transitions. [2024-11-08 16:27:48,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-08 16:27:48,451 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:48,451 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:48,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-08 16:27:48,452 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:48,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:48,452 INFO L85 PathProgramCache]: Analyzing trace with hash 619479598, now seen corresponding path program 1 times [2024-11-08 16:27:48,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:48,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112697371] [2024-11-08 16:27:48,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:48,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:48,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:48,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:48,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:48,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112697371] [2024-11-08 16:27:48,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112697371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:48,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:48,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:48,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101396529] [2024-11-08 16:27:48,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:48,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:48,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:48,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:48,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:48,908 INFO L87 Difference]: Start difference. First operand 3872 states and 5260 transitions. Second operand has 5 states, 5 states have (on average 52.0) internal successors, (260), 5 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:48,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:48,980 INFO L93 Difference]: Finished difference Result 5952 states and 8152 transitions. [2024-11-08 16:27:48,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:48,981 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.0) internal successors, (260), 5 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 267 [2024-11-08 16:27:48,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:48,984 INFO L225 Difference]: With dead ends: 5952 [2024-11-08 16:27:48,984 INFO L226 Difference]: Without dead ends: 3904 [2024-11-08 16:27:48,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:48,986 INFO L432 NwaCegarLoop]: 971 mSDtfsCounter, 2 mSDsluCounter, 2903 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3874 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:48,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3874 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:48,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3904 states. [2024-11-08 16:27:49,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3904 to 3896. [2024-11-08 16:27:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3896 states, 3870 states have (on average 1.3534883720930233) internal successors, (5238), 3870 states have internal predecessors, (5238), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:49,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 5286 transitions. [2024-11-08 16:27:49,048 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 5286 transitions. Word has length 267 [2024-11-08 16:27:49,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:49,049 INFO L471 AbstractCegarLoop]: Abstraction has 3896 states and 5286 transitions. [2024-11-08 16:27:49,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.0) internal successors, (260), 5 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:49,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 5286 transitions. [2024-11-08 16:27:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-08 16:27:49,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:49,054 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:49,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-08 16:27:49,055 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:49,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:49,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1896135186, now seen corresponding path program 1 times [2024-11-08 16:27:49,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:49,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754695701] [2024-11-08 16:27:49,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:49,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:50,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:50,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:50,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:50,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754695701] [2024-11-08 16:27:50,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754695701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:50,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:50,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:27:50,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529110933] [2024-11-08 16:27:50,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:50,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:27:50,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:50,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:27:50,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:27:50,170 INFO L87 Difference]: Start difference. First operand 3896 states and 5286 transitions. Second operand has 10 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:50,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:50,864 INFO L93 Difference]: Finished difference Result 6162 states and 8414 transitions. [2024-11-08 16:27:50,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:27:50,864 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 267 [2024-11-08 16:27:50,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:50,869 INFO L225 Difference]: With dead ends: 6162 [2024-11-08 16:27:50,869 INFO L226 Difference]: Without dead ends: 4564 [2024-11-08 16:27:50,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:27:50,871 INFO L432 NwaCegarLoop]: 1031 mSDtfsCounter, 1271 mSDsluCounter, 6154 mSDsCounter, 0 mSdLazyCounter, 734 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 7185 SdHoareTripleChecker+Invalid, 736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:50,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1273 Valid, 7185 Invalid, 736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 734 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:27:50,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4564 states. [2024-11-08 16:27:50,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4564 to 4114. [2024-11-08 16:27:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4114 states, 4088 states have (on average 1.3507827788649707) internal successors, (5522), 4088 states have internal predecessors, (5522), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:50,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 5570 transitions. [2024-11-08 16:27:50,936 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 5570 transitions. Word has length 267 [2024-11-08 16:27:50,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:50,937 INFO L471 AbstractCegarLoop]: Abstraction has 4114 states and 5570 transitions. [2024-11-08 16:27:50,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:50,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 5570 transitions. [2024-11-08 16:27:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-08 16:27:50,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:50,942 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:50,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-08 16:27:50,943 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:50,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:50,944 INFO L85 PathProgramCache]: Analyzing trace with hash 539855882, now seen corresponding path program 1 times [2024-11-08 16:27:50,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:50,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103304065] [2024-11-08 16:27:50,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:50,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:52,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:27:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:52,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:27:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:52,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:52,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103304065] [2024-11-08 16:27:52,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103304065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:52,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:52,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:52,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765459011] [2024-11-08 16:27:52,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:52,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:52,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:52,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:52,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:52,125 INFO L87 Difference]: Start difference. First operand 4114 states and 5570 transitions. Second operand has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:52,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:52,962 INFO L93 Difference]: Finished difference Result 5720 states and 7846 transitions. [2024-11-08 16:27:52,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:52,962 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 267 [2024-11-08 16:27:52,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:52,968 INFO L225 Difference]: With dead ends: 5720 [2024-11-08 16:27:52,968 INFO L226 Difference]: Without dead ends: 4122 [2024-11-08 16:27:52,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:52,971 INFO L432 NwaCegarLoop]: 884 mSDtfsCounter, 1410 mSDsluCounter, 5228 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 6112 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:52,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1412 Valid, 6112 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:27:52,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4122 states. [2024-11-08 16:27:53,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4122 to 3742. [2024-11-08 16:27:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3742 states, 3716 states have (on average 1.356297093649085) internal successors, (5040), 3716 states have internal predecessors, (5040), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 5088 transitions. [2024-11-08 16:27:53,054 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 5088 transitions. Word has length 267 [2024-11-08 16:27:53,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:53,055 INFO L471 AbstractCegarLoop]: Abstraction has 3742 states and 5088 transitions. [2024-11-08 16:27:53,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 5088 transitions. [2024-11-08 16:27:53,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-08 16:27:53,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:53,060 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:53,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-08 16:27:53,060 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:53,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:53,061 INFO L85 PathProgramCache]: Analyzing trace with hash 515219611, now seen corresponding path program 1 times [2024-11-08 16:27:53,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:53,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136116317] [2024-11-08 16:27:53,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:53,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:53,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:53,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:53,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:53,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136116317] [2024-11-08 16:27:53,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136116317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:53,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:53,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:27:53,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969040099] [2024-11-08 16:27:53,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:53,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:27:53,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:53,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:27:53,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:53,719 INFO L87 Difference]: Start difference. First operand 3742 states and 5088 transitions. Second operand has 5 states, 5 states have (on average 52.2) internal successors, (261), 5 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:53,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:53,830 INFO L93 Difference]: Finished difference Result 5532 states and 7598 transitions. [2024-11-08 16:27:53,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:27:53,831 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.2) internal successors, (261), 5 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 268 [2024-11-08 16:27:53,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:53,836 INFO L225 Difference]: With dead ends: 5532 [2024-11-08 16:27:53,836 INFO L226 Difference]: Without dead ends: 3766 [2024-11-08 16:27:53,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:27:53,839 INFO L432 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:53,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:27:53,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3766 states. [2024-11-08 16:27:53,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3766 to 3760. [2024-11-08 16:27:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3760 states, 3734 states have (on average 1.3551151580074987) internal successors, (5060), 3734 states have internal predecessors, (5060), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:53,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 5108 transitions. [2024-11-08 16:27:53,915 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 5108 transitions. Word has length 268 [2024-11-08 16:27:53,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:53,915 INFO L471 AbstractCegarLoop]: Abstraction has 3760 states and 5108 transitions. [2024-11-08 16:27:53,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.2) internal successors, (261), 5 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:53,916 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 5108 transitions. [2024-11-08 16:27:53,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-08 16:27:53,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:53,920 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:53,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-08 16:27:53,921 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:53,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:53,921 INFO L85 PathProgramCache]: Analyzing trace with hash -116342473, now seen corresponding path program 1 times [2024-11-08 16:27:53,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:53,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841269044] [2024-11-08 16:27:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:53,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:54,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:54,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:54,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:54,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841269044] [2024-11-08 16:27:54,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841269044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:54,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:54,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:27:54,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342962245] [2024-11-08 16:27:54,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:54,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:27:54,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:54,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:27:54,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:54,459 INFO L87 Difference]: Start difference. First operand 3760 states and 5108 transitions. Second operand has 4 states, 4 states have (on average 65.25) internal successors, (261), 4 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:54,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:54,532 INFO L93 Difference]: Finished difference Result 5604 states and 7688 transitions. [2024-11-08 16:27:54,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:27:54,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 65.25) internal successors, (261), 4 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 268 [2024-11-08 16:27:54,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:54,537 INFO L225 Difference]: With dead ends: 5604 [2024-11-08 16:27:54,537 INFO L226 Difference]: Without dead ends: 3784 [2024-11-08 16:27:54,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:27:54,539 INFO L432 NwaCegarLoop]: 975 mSDtfsCounter, 0 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2917 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:54,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2917 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:27:54,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3784 states. [2024-11-08 16:27:54,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3784 to 3784. [2024-11-08 16:27:54,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3784 states, 3758 states have (on average 1.3533794571580628) internal successors, (5086), 3758 states have internal predecessors, (5086), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 3784 states and 5134 transitions. [2024-11-08 16:27:54,609 INFO L78 Accepts]: Start accepts. Automaton has 3784 states and 5134 transitions. Word has length 268 [2024-11-08 16:27:54,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:54,610 INFO L471 AbstractCegarLoop]: Abstraction has 3784 states and 5134 transitions. [2024-11-08 16:27:54,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 65.25) internal successors, (261), 4 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 5134 transitions. [2024-11-08 16:27:54,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:27:54,614 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:54,615 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:54,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-08 16:27:54,615 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:54,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:54,616 INFO L85 PathProgramCache]: Analyzing trace with hash -147470097, now seen corresponding path program 1 times [2024-11-08 16:27:54,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:54,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894388107] [2024-11-08 16:27:54,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:54,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:55,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:55,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:55,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:55,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894388107] [2024-11-08 16:27:55,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894388107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:55,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:55,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:55,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321555116] [2024-11-08 16:27:55,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:55,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:55,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:55,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:55,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:55,534 INFO L87 Difference]: Start difference. First operand 3784 states and 5134 transitions. Second operand has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:55,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:55,861 INFO L93 Difference]: Finished difference Result 5584 states and 7656 transitions. [2024-11-08 16:27:55,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:55,861 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:27:55,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:55,867 INFO L225 Difference]: With dead ends: 5584 [2024-11-08 16:27:55,867 INFO L226 Difference]: Without dead ends: 3990 [2024-11-08 16:27:55,869 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:55,870 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 1429 mSDsluCounter, 5670 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 6621 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:55,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1431 Valid, 6621 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:55,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3990 states. [2024-11-08 16:27:55,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3990 to 3968. [2024-11-08 16:27:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3942 states have (on average 1.3495687468290207) internal successors, (5320), 3942 states have internal predecessors, (5320), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 5368 transitions. [2024-11-08 16:27:55,929 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 5368 transitions. Word has length 269 [2024-11-08 16:27:55,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:55,930 INFO L471 AbstractCegarLoop]: Abstraction has 3968 states and 5368 transitions. [2024-11-08 16:27:55,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 5368 transitions. [2024-11-08 16:27:55,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:27:55,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:55,934 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:55,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-08 16:27:55,934 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:55,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:55,935 INFO L85 PathProgramCache]: Analyzing trace with hash -418047753, now seen corresponding path program 1 times [2024-11-08 16:27:55,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:55,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153734328] [2024-11-08 16:27:55,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:55,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:56,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:56,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:56,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:56,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:56,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153734328] [2024-11-08 16:27:56,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153734328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:56,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:56,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:56,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277945782] [2024-11-08 16:27:56,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:56,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:56,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:56,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:56,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:56,704 INFO L87 Difference]: Start difference. First operand 3968 states and 5368 transitions. Second operand has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:57,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:57,060 INFO L93 Difference]: Finished difference Result 5700 states and 7798 transitions. [2024-11-08 16:27:57,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:57,061 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:27:57,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:57,065 INFO L225 Difference]: With dead ends: 5700 [2024-11-08 16:27:57,065 INFO L226 Difference]: Without dead ends: 3990 [2024-11-08 16:27:57,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:27:57,067 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 1342 mSDsluCounter, 5694 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 6645 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:57,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1344 Valid, 6645 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:57,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3990 states. [2024-11-08 16:27:57,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3990 to 3970. [2024-11-08 16:27:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3970 states, 3944 states have (on average 1.3493914807302232) internal successors, (5322), 3944 states have internal predecessors, (5322), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 3970 states and 5370 transitions. [2024-11-08 16:27:57,117 INFO L78 Accepts]: Start accepts. Automaton has 3970 states and 5370 transitions. Word has length 269 [2024-11-08 16:27:57,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:57,118 INFO L471 AbstractCegarLoop]: Abstraction has 3970 states and 5370 transitions. [2024-11-08 16:27:57,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3970 states and 5370 transitions. [2024-11-08 16:27:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:27:57,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:57,121 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:57,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-08 16:27:57,121 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:57,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:57,122 INFO L85 PathProgramCache]: Analyzing trace with hash -448714826, now seen corresponding path program 1 times [2024-11-08 16:27:57,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:57,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893177629] [2024-11-08 16:27:57,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:57,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:58,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:58,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:58,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:58,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:58,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893177629] [2024-11-08 16:27:58,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893177629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:58,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:58,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:58,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492319387] [2024-11-08 16:27:58,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:58,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:58,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:58,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:58,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:58,119 INFO L87 Difference]: Start difference. First operand 3970 states and 5370 transitions. Second operand has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:58,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:58,415 INFO L93 Difference]: Finished difference Result 5678 states and 7770 transitions. [2024-11-08 16:27:58,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:58,416 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:27:58,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:58,419 INFO L225 Difference]: With dead ends: 5678 [2024-11-08 16:27:58,419 INFO L226 Difference]: Without dead ends: 3996 [2024-11-08 16:27:58,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:58,421 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 1322 mSDsluCounter, 5670 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 6621 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:58,421 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1324 Valid, 6621 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:58,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3996 states. [2024-11-08 16:27:58,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3996 to 3974. [2024-11-08 16:27:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3974 states, 3948 states have (on average 1.3490374873353597) internal successors, (5326), 3948 states have internal predecessors, (5326), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3974 states and 5374 transitions. [2024-11-08 16:27:58,475 INFO L78 Accepts]: Start accepts. Automaton has 3974 states and 5374 transitions. Word has length 269 [2024-11-08 16:27:58,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:58,475 INFO L471 AbstractCegarLoop]: Abstraction has 3974 states and 5374 transitions. [2024-11-08 16:27:58,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 5374 transitions. [2024-11-08 16:27:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:27:58,478 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:58,478 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:58,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-08 16:27:58,478 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:58,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:58,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1707189166, now seen corresponding path program 1 times [2024-11-08 16:27:58,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:58,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561397374] [2024-11-08 16:27:58,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:58,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:27:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:59,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:27:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:59,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:27:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:27:59,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:27:59,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:27:59,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561397374] [2024-11-08 16:27:59,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561397374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:27:59,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:27:59,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:27:59,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103350351] [2024-11-08 16:27:59,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:27:59,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:27:59,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:27:59,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:27:59,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:27:59,389 INFO L87 Difference]: Start difference. First operand 3974 states and 5374 transitions. Second operand has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:59,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:27:59,714 INFO L93 Difference]: Finished difference Result 5634 states and 7714 transitions. [2024-11-08 16:27:59,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:27:59,714 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:27:59,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:27:59,717 INFO L225 Difference]: With dead ends: 5634 [2024-11-08 16:27:59,717 INFO L226 Difference]: Without dead ends: 4000 [2024-11-08 16:27:59,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:27:59,719 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 1243 mSDsluCounter, 5682 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1245 SdHoareTripleChecker+Valid, 6633 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:27:59,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1245 Valid, 6633 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:27:59,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4000 states. [2024-11-08 16:27:59,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4000 to 3978. [2024-11-08 16:27:59,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3952 states have (on average 1.3486842105263157) internal successors, (5330), 3952 states have internal predecessors, (5330), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:27:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 5378 transitions. [2024-11-08 16:27:59,777 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 5378 transitions. Word has length 269 [2024-11-08 16:27:59,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:27:59,778 INFO L471 AbstractCegarLoop]: Abstraction has 3978 states and 5378 transitions. [2024-11-08 16:27:59,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:27:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 5378 transitions. [2024-11-08 16:27:59,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:27:59,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:27:59,781 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:27:59,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-08 16:27:59,781 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:27:59,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:27:59,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1932889394, now seen corresponding path program 1 times [2024-11-08 16:27:59,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:27:59,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458781778] [2024-11-08 16:27:59,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:27:59,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:00,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:00,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:28:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:00,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:00,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458781778] [2024-11-08 16:28:00,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458781778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:00,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:00,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:28:00,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569607959] [2024-11-08 16:28:00,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:00,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:28:00,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:00,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:28:00,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:00,325 INFO L87 Difference]: Start difference. First operand 3978 states and 5378 transitions. Second operand has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:00,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:00,423 INFO L93 Difference]: Finished difference Result 6698 states and 9040 transitions. [2024-11-08 16:28:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:28:00,423 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:28:00,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:00,428 INFO L225 Difference]: With dead ends: 6698 [2024-11-08 16:28:00,428 INFO L226 Difference]: Without dead ends: 3998 [2024-11-08 16:28:00,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:28:00,430 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 903 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:00,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [903 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:28:00,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3998 states. [2024-11-08 16:28:00,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3998 to 3986. [2024-11-08 16:28:00,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3960 states have (on average 1.347979797979798) internal successors, (5338), 3960 states have internal predecessors, (5338), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:28:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 5386 transitions. [2024-11-08 16:28:00,477 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 5386 transitions. Word has length 269 [2024-11-08 16:28:00,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:00,477 INFO L471 AbstractCegarLoop]: Abstraction has 3986 states and 5386 transitions. [2024-11-08 16:28:00,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:00,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 5386 transitions. [2024-11-08 16:28:00,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:28:00,480 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:00,480 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:00,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-08 16:28:00,481 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:00,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:00,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1230401011, now seen corresponding path program 1 times [2024-11-08 16:28:00,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:00,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019512282] [2024-11-08 16:28:00,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:00,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:01,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:01,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:28:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:01,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:01,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:01,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019512282] [2024-11-08 16:28:01,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019512282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:01,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:01,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:28:01,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011068708] [2024-11-08 16:28:01,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:01,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:28:01,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:01,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:28:01,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:28:01,621 INFO L87 Difference]: Start difference. First operand 3986 states and 5386 transitions. Second operand has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:02,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:02,231 INFO L93 Difference]: Finished difference Result 6604 states and 8930 transitions. [2024-11-08 16:28:02,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:28:02,231 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:28:02,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:02,235 INFO L225 Difference]: With dead ends: 6604 [2024-11-08 16:28:02,235 INFO L226 Difference]: Without dead ends: 4022 [2024-11-08 16:28:02,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:28:02,237 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 1734 mSDsluCounter, 4431 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 5311 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:02,237 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1734 Valid, 5311 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:28:02,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4022 states. [2024-11-08 16:28:02,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4022 to 4002. [2024-11-08 16:28:02,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 3976 states have (on average 1.346579476861167) internal successors, (5354), 3976 states have internal predecessors, (5354), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:28:02,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 5402 transitions. [2024-11-08 16:28:02,283 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 5402 transitions. Word has length 269 [2024-11-08 16:28:02,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:02,284 INFO L471 AbstractCegarLoop]: Abstraction has 4002 states and 5402 transitions. [2024-11-08 16:28:02,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:02,284 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 5402 transitions. [2024-11-08 16:28:02,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:28:02,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:02,287 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:02,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-08 16:28:02,287 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:02,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:02,287 INFO L85 PathProgramCache]: Analyzing trace with hash -299920891, now seen corresponding path program 1 times [2024-11-08 16:28:02,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:02,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553236602] [2024-11-08 16:28:02,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:02,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:03,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:03,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:28:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:03,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:03,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553236602] [2024-11-08 16:28:03,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553236602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:03,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:03,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:28:03,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677235746] [2024-11-08 16:28:03,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:03,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:28:03,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:03,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:28:03,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:28:03,393 INFO L87 Difference]: Start difference. First operand 4002 states and 5402 transitions. Second operand has 10 states, 10 states have (on average 26.2) internal successors, (262), 10 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:04,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:04,413 INFO L93 Difference]: Finished difference Result 8041 states and 10998 transitions. [2024-11-08 16:28:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 16:28:04,414 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 26.2) internal successors, (262), 10 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:28:04,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:04,419 INFO L225 Difference]: With dead ends: 8041 [2024-11-08 16:28:04,419 INFO L226 Difference]: Without dead ends: 6352 [2024-11-08 16:28:04,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:28:04,422 INFO L432 NwaCegarLoop]: 1713 mSDtfsCounter, 1880 mSDsluCounter, 9527 mSDsCounter, 0 mSdLazyCounter, 1154 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1880 SdHoareTripleChecker+Valid, 11240 SdHoareTripleChecker+Invalid, 1160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:04,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1880 Valid, 11240 Invalid, 1160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1154 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:28:04,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6352 states. [2024-11-08 16:28:04,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6352 to 6313. [2024-11-08 16:28:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6313 states, 6281 states have (on average 1.352650851775195) internal successors, (8496), 6281 states have internal predecessors, (8496), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-08 16:28:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6313 states to 6313 states and 8556 transitions. [2024-11-08 16:28:04,497 INFO L78 Accepts]: Start accepts. Automaton has 6313 states and 8556 transitions. Word has length 269 [2024-11-08 16:28:04,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:04,497 INFO L471 AbstractCegarLoop]: Abstraction has 6313 states and 8556 transitions. [2024-11-08 16:28:04,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.2) internal successors, (262), 10 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6313 states and 8556 transitions. [2024-11-08 16:28:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:28:04,501 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:04,501 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:04,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-08 16:28:04,501 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:04,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:04,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1769833012, now seen corresponding path program 1 times [2024-11-08 16:28:04,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:04,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863142380] [2024-11-08 16:28:04,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:04,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:05,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:05,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:28:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:05,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:05,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863142380] [2024-11-08 16:28:05,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863142380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:05,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:05,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:28:05,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641232237] [2024-11-08 16:28:05,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:05,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:28:05,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:05,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:28:05,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:28:05,817 INFO L87 Difference]: Start difference. First operand 6313 states and 8556 transitions. Second operand has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:06,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:06,468 INFO L93 Difference]: Finished difference Result 6343 states and 8596 transitions. [2024-11-08 16:28:06,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:28:06,468 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-08 16:28:06,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:06,473 INFO L225 Difference]: With dead ends: 6343 [2024-11-08 16:28:06,474 INFO L226 Difference]: Without dead ends: 4042 [2024-11-08 16:28:06,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:28:06,476 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 1713 mSDsluCounter, 4431 mSDsCounter, 0 mSdLazyCounter, 618 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1713 SdHoareTripleChecker+Valid, 5311 SdHoareTripleChecker+Invalid, 620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:06,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1713 Valid, 5311 Invalid, 620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 618 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:28:06,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4042 states. [2024-11-08 16:28:06,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4042 to 4018. [2024-11-08 16:28:06,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 3992 states have (on average 1.345190380761523) internal successors, (5370), 3992 states have internal predecessors, (5370), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:28:06,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 5418 transitions. [2024-11-08 16:28:06,530 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 5418 transitions. Word has length 269 [2024-11-08 16:28:06,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:06,531 INFO L471 AbstractCegarLoop]: Abstraction has 4018 states and 5418 transitions. [2024-11-08 16:28:06,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.11111111111111) internal successors, (262), 9 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 5418 transitions. [2024-11-08 16:28:06,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:28:06,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:06,535 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:06,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-08 16:28:06,535 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:06,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:06,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1985725949, now seen corresponding path program 1 times [2024-11-08 16:28:06,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:06,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067634038] [2024-11-08 16:28:06,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:06,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:07,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:07,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:28:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:07,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:07,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:07,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067634038] [2024-11-08 16:28:07,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067634038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:07,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:07,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:28:07,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496394235] [2024-11-08 16:28:07,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:07,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:28:07,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:07,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:28:07,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:28:07,479 INFO L87 Difference]: Start difference. First operand 4018 states and 5418 transitions. Second operand has 8 states, 8 states have (on average 32.75) internal successors, (262), 8 states have internal predecessors, (262), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:07,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:07,866 INFO L93 Difference]: Finished difference Result 7697 states and 10328 transitions. [2024-11-08 16:28:07,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:28:07,867 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.75) internal successors, (262), 8 states have internal predecessors, (262), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 269 [2024-11-08 16:28:07,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:07,871 INFO L225 Difference]: With dead ends: 7697 [2024-11-08 16:28:07,871 INFO L226 Difference]: Without dead ends: 4054 [2024-11-08 16:28:07,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:28:07,873 INFO L432 NwaCegarLoop]: 900 mSDtfsCounter, 944 mSDsluCounter, 4466 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 5366 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:07,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [945 Valid, 5366 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:28:07,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4054 states. [2024-11-08 16:28:07,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4054 to 4030. [2024-11-08 16:28:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4004 states have (on average 1.341158841158841) internal successors, (5370), 4004 states have internal predecessors, (5370), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 16:28:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 5418 transitions. [2024-11-08 16:28:07,921 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 5418 transitions. Word has length 269 [2024-11-08 16:28:07,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:07,922 INFO L471 AbstractCegarLoop]: Abstraction has 4030 states and 5418 transitions. [2024-11-08 16:28:07,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.75) internal successors, (262), 8 states have internal predecessors, (262), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:07,922 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 5418 transitions. [2024-11-08 16:28:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-08 16:28:07,926 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:07,926 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:07,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-08 16:28:07,926 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:07,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:07,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1562647920, now seen corresponding path program 1 times [2024-11-08 16:28:07,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:07,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238826275] [2024-11-08 16:28:07,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:07,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:08,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:08,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:28:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:08,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:08,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:08,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238826275] [2024-11-08 16:28:08,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238826275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:08,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:08,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:28:08,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488971606] [2024-11-08 16:28:08,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:08,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:28:08,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:08,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:28:08,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:08,276 INFO L87 Difference]: Start difference. First operand 4030 states and 5418 transitions. Second operand has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:08,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:08,396 INFO L93 Difference]: Finished difference Result 11599 states and 15526 transitions. [2024-11-08 16:28:08,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:28:08,396 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 269 [2024-11-08 16:28:08,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:08,403 INFO L225 Difference]: With dead ends: 11599 [2024-11-08 16:28:08,403 INFO L226 Difference]: Without dead ends: 7836 [2024-11-08 16:28:08,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:28:08,406 INFO L432 NwaCegarLoop]: 981 mSDtfsCounter, 894 mSDsluCounter, 2917 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 3898 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:08,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [895 Valid, 3898 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:28:08,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7836 states. [2024-11-08 16:28:08,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7836 to 4210. [2024-11-08 16:28:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4210 states, 4172 states have (on average 1.3389261744966443) internal successors, (5586), 4172 states have internal predecessors, (5586), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 4210 states and 5658 transitions. [2024-11-08 16:28:08,515 INFO L78 Accepts]: Start accepts. Automaton has 4210 states and 5658 transitions. Word has length 269 [2024-11-08 16:28:08,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:08,516 INFO L471 AbstractCegarLoop]: Abstraction has 4210 states and 5658 transitions. [2024-11-08 16:28:08,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 4210 states and 5658 transitions. [2024-11-08 16:28:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-08 16:28:08,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:08,520 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:08,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-08 16:28:08,520 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:08,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:08,520 INFO L85 PathProgramCache]: Analyzing trace with hash 2139880266, now seen corresponding path program 1 times [2024-11-08 16:28:08,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:08,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036100836] [2024-11-08 16:28:08,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:08,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:09,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:09,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:28:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:09,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:09,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036100836] [2024-11-08 16:28:09,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036100836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:09,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:09,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:28:09,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834063269] [2024-11-08 16:28:09,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:09,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:28:09,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:09,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:28:09,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:28:09,761 INFO L87 Difference]: Start difference. First operand 4210 states and 5658 transitions. Second operand has 11 states, 11 states have (on average 23.90909090909091) internal successors, (263), 11 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:10,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:10,420 INFO L93 Difference]: Finished difference Result 6574 states and 8900 transitions. [2024-11-08 16:28:10,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:28:10,420 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 23.90909090909091) internal successors, (263), 11 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 270 [2024-11-08 16:28:10,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:10,424 INFO L225 Difference]: With dead ends: 6574 [2024-11-08 16:28:10,424 INFO L226 Difference]: Without dead ends: 4242 [2024-11-08 16:28:10,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:28:10,426 INFO L432 NwaCegarLoop]: 905 mSDtfsCounter, 1750 mSDsluCounter, 5658 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1750 SdHoareTripleChecker+Valid, 6563 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:10,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1750 Valid, 6563 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:28:10,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4242 states. [2024-11-08 16:28:10,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4242 to 4162. [2024-11-08 16:28:10,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4162 states, 4124 states have (on average 1.3399612027158099) internal successors, (5526), 4124 states have internal predecessors, (5526), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 4162 states and 5598 transitions. [2024-11-08 16:28:10,488 INFO L78 Accepts]: Start accepts. Automaton has 4162 states and 5598 transitions. Word has length 270 [2024-11-08 16:28:10,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:10,489 INFO L471 AbstractCegarLoop]: Abstraction has 4162 states and 5598 transitions. [2024-11-08 16:28:10,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.90909090909091) internal successors, (263), 11 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 4162 states and 5598 transitions. [2024-11-08 16:28:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-08 16:28:10,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:10,492 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:10,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-08 16:28:10,493 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:10,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:10,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1115024965, now seen corresponding path program 1 times [2024-11-08 16:28:10,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:10,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977253188] [2024-11-08 16:28:10,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:10,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:11,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:28:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:11,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:28:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:11,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:11,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977253188] [2024-11-08 16:28:11,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977253188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:11,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:11,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:28:11,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637529753] [2024-11-08 16:28:11,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:11,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:28:11,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:11,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:28:11,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:28:11,706 INFO L87 Difference]: Start difference. First operand 4162 states and 5598 transitions. Second operand has 11 states, 11 states have (on average 24.0) internal successors, (264), 11 states have internal predecessors, (264), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:12,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:12,551 INFO L93 Difference]: Finished difference Result 5998 states and 8165 transitions. [2024-11-08 16:28:12,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:28:12,551 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.0) internal successors, (264), 11 states have internal predecessors, (264), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 271 [2024-11-08 16:28:12,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:12,555 INFO L225 Difference]: With dead ends: 5998 [2024-11-08 16:28:12,555 INFO L226 Difference]: Without dead ends: 4178 [2024-11-08 16:28:12,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-08 16:28:12,557 INFO L432 NwaCegarLoop]: 908 mSDtfsCounter, 1548 mSDsluCounter, 7113 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 8021 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:12,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1550 Valid, 8021 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:28:12,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-08 16:28:12,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 4166. [2024-11-08 16:28:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4166 states, 4128 states have (on average 1.3396317829457365) internal successors, (5530), 4128 states have internal predecessors, (5530), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:12,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 4166 states and 5602 transitions. [2024-11-08 16:28:12,624 INFO L78 Accepts]: Start accepts. Automaton has 4166 states and 5602 transitions. Word has length 271 [2024-11-08 16:28:12,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:12,624 INFO L471 AbstractCegarLoop]: Abstraction has 4166 states and 5602 transitions. [2024-11-08 16:28:12,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.0) internal successors, (264), 11 states have internal predecessors, (264), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:28:12,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4166 states and 5602 transitions. [2024-11-08 16:28:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-08 16:28:12,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:12,628 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:12,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-08 16:28:12,629 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:12,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:12,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1973071219, now seen corresponding path program 1 times [2024-11-08 16:28:12,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:12,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511090451] [2024-11-08 16:28:12,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:12,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:13,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:28:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:13,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:28:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:13,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:13,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:13,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511090451] [2024-11-08 16:28:13,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511090451] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:13,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:13,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:28:13,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148755420] [2024-11-08 16:28:13,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:13,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:28:13,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:13,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:28:13,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:13,124 INFO L87 Difference]: Start difference. First operand 4166 states and 5602 transitions. Second operand has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:13,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:13,210 INFO L93 Difference]: Finished difference Result 5978 states and 8131 transitions. [2024-11-08 16:28:13,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:28:13,211 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 272 [2024-11-08 16:28:13,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:13,215 INFO L225 Difference]: With dead ends: 5978 [2024-11-08 16:28:13,215 INFO L226 Difference]: Without dead ends: 4190 [2024-11-08 16:28:13,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:13,217 INFO L432 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:13,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:28:13,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4190 states. [2024-11-08 16:28:13,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4190 to 4184. [2024-11-08 16:28:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4184 states, 4146 states have (on average 1.3386396526772792) internal successors, (5550), 4146 states have internal predecessors, (5550), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 4184 states and 5622 transitions. [2024-11-08 16:28:13,272 INFO L78 Accepts]: Start accepts. Automaton has 4184 states and 5622 transitions. Word has length 272 [2024-11-08 16:28:13,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:13,272 INFO L471 AbstractCegarLoop]: Abstraction has 4184 states and 5622 transitions. [2024-11-08 16:28:13,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 5622 transitions. [2024-11-08 16:28:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-08 16:28:13,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:13,275 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:13,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-08 16:28:13,276 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:13,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:13,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1861537165, now seen corresponding path program 1 times [2024-11-08 16:28:13,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:13,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423052536] [2024-11-08 16:28:13,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:13,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:13,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:28:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:13,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:28:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:13,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:13,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423052536] [2024-11-08 16:28:13,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423052536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:13,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:13,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:28:13,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296113661] [2024-11-08 16:28:13,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:13,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:28:13,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:13,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:28:13,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:13,709 INFO L87 Difference]: Start difference. First operand 4184 states and 5622 transitions. Second operand has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:13,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:13,785 INFO L93 Difference]: Finished difference Result 5902 states and 8035 transitions. [2024-11-08 16:28:13,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:28:13,786 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 272 [2024-11-08 16:28:13,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:13,789 INFO L225 Difference]: With dead ends: 5902 [2024-11-08 16:28:13,789 INFO L226 Difference]: Without dead ends: 4208 [2024-11-08 16:28:13,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:13,791 INFO L432 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:13,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:28:13,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4208 states. [2024-11-08 16:28:13,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4208 to 4202. [2024-11-08 16:28:13,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4202 states, 4164 states have (on average 1.3376560999039384) internal successors, (5570), 4164 states have internal predecessors, (5570), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 4202 states and 5642 transitions. [2024-11-08 16:28:13,844 INFO L78 Accepts]: Start accepts. Automaton has 4202 states and 5642 transitions. Word has length 272 [2024-11-08 16:28:13,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:13,844 INFO L471 AbstractCegarLoop]: Abstraction has 4202 states and 5642 transitions. [2024-11-08 16:28:13,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:13,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4202 states and 5642 transitions. [2024-11-08 16:28:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-08 16:28:13,847 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:13,848 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:13,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-08 16:28:13,848 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:13,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:13,848 INFO L85 PathProgramCache]: Analyzing trace with hash 358299507, now seen corresponding path program 1 times [2024-11-08 16:28:13,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:13,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104803070] [2024-11-08 16:28:13,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:13,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:14,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:28:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:14,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:28:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:14,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:14,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104803070] [2024-11-08 16:28:14,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104803070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:14,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:14,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:28:14,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110500570] [2024-11-08 16:28:14,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:14,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:28:14,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:14,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:28:14,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:14,285 INFO L87 Difference]: Start difference. First operand 4202 states and 5642 transitions. Second operand has 5 states, 5 states have (on average 53.0) internal successors, (265), 5 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-11-08 16:28:46,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2024-11-08 16:28:46,061 INFO L396 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:46,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:46,061 INFO L85 PathProgramCache]: Analyzing trace with hash -763192026, now seen corresponding path program 1 times [2024-11-08 16:28:46,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:46,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594560348] [2024-11-08 16:28:46,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:46,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:47,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:47,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:28:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:47,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:47,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:47,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594560348] [2024-11-08 16:28:47,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594560348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:47,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:47,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:28:47,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647226310] [2024-11-08 16:28:47,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:47,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:28:47,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:47,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:28:47,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:28:47,038 INFO L87 Difference]: Start difference. First operand 4478 states and 5978 transitions. Second operand has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:47,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:47,435 INFO L93 Difference]: Finished difference Result 8974 states and 11882 transitions. [2024-11-08 16:28:47,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:28:47,436 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 276 [2024-11-08 16:28:47,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:47,444 INFO L225 Difference]: With dead ends: 8974 [2024-11-08 16:28:47,444 INFO L226 Difference]: Without dead ends: 5942 [2024-11-08 16:28:47,448 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-11-08 16:28:47,448 INFO L432 NwaCegarLoop]: 949 mSDtfsCounter, 1407 mSDsluCounter, 5555 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 6504 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:47,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1407 Valid, 6504 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:28:47,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5942 states. [2024-11-08 16:28:47,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5942 to 4950. [2024-11-08 16:28:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4950 states, 4912 states have (on average 1.333469055374593) internal successors, (6550), 4912 states have internal predecessors, (6550), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4950 states to 4950 states and 6622 transitions. [2024-11-08 16:28:47,558 INFO L78 Accepts]: Start accepts. Automaton has 4950 states and 6622 transitions. Word has length 276 [2024-11-08 16:28:47,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:47,559 INFO L471 AbstractCegarLoop]: Abstraction has 4950 states and 6622 transitions. [2024-11-08 16:28:47,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 4950 states and 6622 transitions. [2024-11-08 16:28:47,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-08 16:28:47,564 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:47,564 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:47,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2024-11-08 16:28:47,564 INFO L396 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:47,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:47,565 INFO L85 PathProgramCache]: Analyzing trace with hash -698429427, now seen corresponding path program 1 times [2024-11-08 16:28:47,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:47,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797397224] [2024-11-08 16:28:47,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:47,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:48,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:28:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:48,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:28:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:48,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:48,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797397224] [2024-11-08 16:28:48,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797397224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:48,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:48,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:28:48,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600432545] [2024-11-08 16:28:48,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:48,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:28:48,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:48,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:28:48,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:28:48,384 INFO L87 Difference]: Start difference. First operand 4950 states and 6622 transitions. Second operand has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:48,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:48,726 INFO L93 Difference]: Finished difference Result 7838 states and 10589 transitions. [2024-11-08 16:28:48,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:28:48,726 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 277 [2024-11-08 16:28:48,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:48,731 INFO L225 Difference]: With dead ends: 7838 [2024-11-08 16:28:48,731 INFO L226 Difference]: Without dead ends: 5868 [2024-11-08 16:28:48,733 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:28:48,734 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 1096 mSDsluCounter, 4739 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 5689 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:48,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1096 Valid, 5689 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:28:48,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5868 states. [2024-11-08 16:28:48,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5868 to 5646. [2024-11-08 16:28:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5646 states, 5608 states have (on average 1.3330955777460771) internal successors, (7476), 5608 states have internal predecessors, (7476), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5646 states to 5646 states and 7548 transitions. [2024-11-08 16:28:48,807 INFO L78 Accepts]: Start accepts. Automaton has 5646 states and 7548 transitions. Word has length 277 [2024-11-08 16:28:48,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:48,807 INFO L471 AbstractCegarLoop]: Abstraction has 5646 states and 7548 transitions. [2024-11-08 16:28:48,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:48,807 INFO L276 IsEmpty]: Start isEmpty. Operand 5646 states and 7548 transitions. [2024-11-08 16:28:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:48,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:48,811 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:48,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2024-11-08 16:28:48,811 INFO L396 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:48,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:48,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1452304897, now seen corresponding path program 1 times [2024-11-08 16:28:48,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:48,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266176701] [2024-11-08 16:28:48,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:48,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:49,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:28:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:49,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:28:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:49,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:49,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:49,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266176701] [2024-11-08 16:28:49,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266176701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:49,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:49,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:28:49,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075537745] [2024-11-08 16:28:49,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:49,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:28:49,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:49,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:28:49,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:28:49,737 INFO L87 Difference]: Start difference. First operand 5646 states and 7548 transitions. Second operand has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:50,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:50,132 INFO L93 Difference]: Finished difference Result 8074 states and 10911 transitions. [2024-11-08 16:28:50,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:28:50,133 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:28:50,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:50,140 INFO L225 Difference]: With dead ends: 8074 [2024-11-08 16:28:50,140 INFO L226 Difference]: Without dead ends: 5702 [2024-11-08 16:28:50,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:28:50,143 INFO L432 NwaCegarLoop]: 944 mSDtfsCounter, 1507 mSDsluCounter, 5637 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 6581 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:50,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1509 Valid, 6581 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:28:50,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5702 states. [2024-11-08 16:28:50,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5702 to 5648. [2024-11-08 16:28:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5648 states, 5610 states have (on average 1.3329768270944742) internal successors, (7478), 5610 states have internal predecessors, (7478), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5648 states to 5648 states and 7550 transitions. [2024-11-08 16:28:50,248 INFO L78 Accepts]: Start accepts. Automaton has 5648 states and 7550 transitions. Word has length 278 [2024-11-08 16:28:50,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:50,248 INFO L471 AbstractCegarLoop]: Abstraction has 5648 states and 7550 transitions. [2024-11-08 16:28:50,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 5648 states and 7550 transitions. [2024-11-08 16:28:50,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:50,254 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:50,254 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:50,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2024-11-08 16:28:50,255 INFO L396 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:50,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:50,255 INFO L85 PathProgramCache]: Analyzing trace with hash -818740835, now seen corresponding path program 1 times [2024-11-08 16:28:50,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:50,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189749672] [2024-11-08 16:28:50,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:50,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:51,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:28:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:51,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:28:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:51,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:51,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189749672] [2024-11-08 16:28:51,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189749672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:51,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:51,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:28:51,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606566908] [2024-11-08 16:28:51,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:51,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:28:51,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:51,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:28:51,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:28:51,870 INFO L87 Difference]: Start difference. First operand 5648 states and 7550 transitions. Second operand has 10 states, 10 states have (on average 27.1) internal successors, (271), 10 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:52,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:52,400 INFO L93 Difference]: Finished difference Result 10054 states and 13537 transitions. [2024-11-08 16:28:52,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:28:52,401 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.1) internal successors, (271), 10 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:28:52,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:52,409 INFO L225 Difference]: With dead ends: 10054 [2024-11-08 16:28:52,410 INFO L226 Difference]: Without dead ends: 7236 [2024-11-08 16:28:52,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-08 16:28:52,413 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 1751 mSDsluCounter, 6630 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1753 SdHoareTripleChecker+Valid, 7581 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:52,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1753 Valid, 7581 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:28:52,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7236 states. [2024-11-08 16:28:52,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7236 to 5776. [2024-11-08 16:28:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5776 states, 5738 states have (on average 1.3297316138027186) internal successors, (7630), 5738 states have internal predecessors, (7630), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:28:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5776 states to 5776 states and 7702 transitions. [2024-11-08 16:28:52,490 INFO L78 Accepts]: Start accepts. Automaton has 5776 states and 7702 transitions. Word has length 278 [2024-11-08 16:28:52,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:52,490 INFO L471 AbstractCegarLoop]: Abstraction has 5776 states and 7702 transitions. [2024-11-08 16:28:52,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.1) internal successors, (271), 10 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 5776 states and 7702 transitions. [2024-11-08 16:28:52,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:52,493 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:52,494 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:52,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2024-11-08 16:28:52,494 INFO L396 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:52,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:52,494 INFO L85 PathProgramCache]: Analyzing trace with hash 406234280, now seen corresponding path program 1 times [2024-11-08 16:28:52,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:52,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863133599] [2024-11-08 16:28:52,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:52,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:53,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:28:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:53,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:28:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:53,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:53,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863133599] [2024-11-08 16:28:53,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863133599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:53,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:53,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:28:53,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629693124] [2024-11-08 16:28:53,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:53,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:28:53,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:53,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:28:53,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:28:53,966 INFO L87 Difference]: Start difference. First operand 5776 states and 7702 transitions. Second operand has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:54,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:54,713 INFO L93 Difference]: Finished difference Result 13293 states and 17742 transitions. [2024-11-08 16:28:54,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 16:28:54,714 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:28:54,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:54,722 INFO L225 Difference]: With dead ends: 13293 [2024-11-08 16:28:54,722 INFO L226 Difference]: Without dead ends: 8594 [2024-11-08 16:28:54,729 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:28:54,730 INFO L432 NwaCegarLoop]: 1843 mSDtfsCounter, 1783 mSDsluCounter, 9973 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 11816 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:54,730 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1783 Valid, 11816 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:28:54,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8594 states. [2024-11-08 16:28:54,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8594 to 8592. [2024-11-08 16:28:54,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8592 states, 8548 states have (on average 1.334230229293402) internal successors, (11405), 8548 states have internal predecessors, (11405), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:28:54,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8592 states to 8592 states and 11489 transitions. [2024-11-08 16:28:54,921 INFO L78 Accepts]: Start accepts. Automaton has 8592 states and 11489 transitions. Word has length 278 [2024-11-08 16:28:54,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:54,922 INFO L471 AbstractCegarLoop]: Abstraction has 8592 states and 11489 transitions. [2024-11-08 16:28:54,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:54,922 INFO L276 IsEmpty]: Start isEmpty. Operand 8592 states and 11489 transitions. [2024-11-08 16:28:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:54,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:54,929 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:54,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-11-08 16:28:54,930 INFO L396 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:54,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:54,930 INFO L85 PathProgramCache]: Analyzing trace with hash -2087570770, now seen corresponding path program 1 times [2024-11-08 16:28:54,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:54,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941187029] [2024-11-08 16:28:54,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:54,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:56,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:28:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:56,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:28:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:56,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:56,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941187029] [2024-11-08 16:28:56,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941187029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:56,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:56,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:28:56,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757963278] [2024-11-08 16:28:56,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:56,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:28:56,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:56,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:28:56,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:28:56,356 INFO L87 Difference]: Start difference. First operand 8592 states and 11489 transitions. Second operand has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:57,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:57,192 INFO L93 Difference]: Finished difference Result 15816 states and 21152 transitions. [2024-11-08 16:28:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:28:57,193 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:28:57,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:57,201 INFO L225 Difference]: With dead ends: 15816 [2024-11-08 16:28:57,201 INFO L226 Difference]: Without dead ends: 10448 [2024-11-08 16:28:57,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:28:57,206 INFO L432 NwaCegarLoop]: 1038 mSDtfsCounter, 1145 mSDsluCounter, 7952 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1145 SdHoareTripleChecker+Valid, 8990 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:57,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1145 Valid, 8990 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:28:57,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10448 states. [2024-11-08 16:28:57,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10448 to 9488. [2024-11-08 16:28:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9488 states, 9444 states have (on average 1.3303684879288438) internal successors, (12564), 9444 states have internal predecessors, (12564), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:28:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9488 states to 9488 states and 12648 transitions. [2024-11-08 16:28:57,383 INFO L78 Accepts]: Start accepts. Automaton has 9488 states and 12648 transitions. Word has length 278 [2024-11-08 16:28:57,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:57,384 INFO L471 AbstractCegarLoop]: Abstraction has 9488 states and 12648 transitions. [2024-11-08 16:28:57,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 9488 states and 12648 transitions. [2024-11-08 16:28:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:57,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:57,392 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:57,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2024-11-08 16:28:57,392 INFO L396 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:57,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:57,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1193624027, now seen corresponding path program 1 times [2024-11-08 16:28:57,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:57,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190211692] [2024-11-08 16:28:57,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:57,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:57,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:57,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:28:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:57,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:57,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:57,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190211692] [2024-11-08 16:28:57,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190211692] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:57,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:57,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:28:57,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855323310] [2024-11-08 16:28:57,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:57,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:28:57,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:57,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:28:57,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:28:57,942 INFO L87 Difference]: Start difference. First operand 9488 states and 12648 transitions. Second operand has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:58,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:58,064 INFO L93 Difference]: Finished difference Result 15920 states and 21290 transitions. [2024-11-08 16:28:58,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:28:58,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:28:58,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:58,072 INFO L225 Difference]: With dead ends: 15920 [2024-11-08 16:28:58,073 INFO L226 Difference]: Without dead ends: 9520 [2024-11-08 16:28:58,077 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:28:58,078 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 882 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 882 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:58,078 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [882 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:28:58,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9520 states. [2024-11-08 16:28:58,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9520 to 8606. [2024-11-08 16:28:58,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8606 states, 8562 states have (on average 1.3336837187572996) internal successors, (11419), 8562 states have internal predecessors, (11419), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:28:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8606 states to 8606 states and 11503 transitions. [2024-11-08 16:28:58,235 INFO L78 Accepts]: Start accepts. Automaton has 8606 states and 11503 transitions. Word has length 278 [2024-11-08 16:28:58,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:58,236 INFO L471 AbstractCegarLoop]: Abstraction has 8606 states and 11503 transitions. [2024-11-08 16:28:58,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:58,236 INFO L276 IsEmpty]: Start isEmpty. Operand 8606 states and 11503 transitions. [2024-11-08 16:28:58,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:58,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:58,244 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:58,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2024-11-08 16:28:58,244 INFO L396 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:58,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:58,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1091401194, now seen corresponding path program 1 times [2024-11-08 16:28:58,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:58,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783626636] [2024-11-08 16:28:58,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:58,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:28:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:59,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:28:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:59,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:28:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:28:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:28:59,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:28:59,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783626636] [2024-11-08 16:28:59,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783626636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:28:59,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:28:59,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:28:59,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88641596] [2024-11-08 16:28:59,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:28:59,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:28:59,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:28:59,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:28:59,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:28:59,065 INFO L87 Difference]: Start difference. First operand 8606 states and 11503 transitions. Second operand has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:59,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:28:59,420 INFO L93 Difference]: Finished difference Result 13686 states and 18489 transitions. [2024-11-08 16:28:59,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:28:59,421 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:28:59,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:28:59,430 INFO L225 Difference]: With dead ends: 13686 [2024-11-08 16:28:59,430 INFO L226 Difference]: Without dead ends: 9640 [2024-11-08 16:28:59,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:28:59,436 INFO L432 NwaCegarLoop]: 953 mSDtfsCounter, 1134 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1134 SdHoareTripleChecker+Valid, 6597 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:28:59,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1134 Valid, 6597 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:28:59,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9640 states. [2024-11-08 16:28:59,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9640 to 8482. [2024-11-08 16:28:59,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8482 states, 8438 states have (on average 1.333372837165205) internal successors, (11251), 8438 states have internal predecessors, (11251), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:28:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8482 states to 8482 states and 11335 transitions. [2024-11-08 16:28:59,607 INFO L78 Accepts]: Start accepts. Automaton has 8482 states and 11335 transitions. Word has length 278 [2024-11-08 16:28:59,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:28:59,608 INFO L471 AbstractCegarLoop]: Abstraction has 8482 states and 11335 transitions. [2024-11-08 16:28:59,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:28:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 8482 states and 11335 transitions. [2024-11-08 16:28:59,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:28:59,615 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:28:59,615 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:28:59,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2024-11-08 16:28:59,616 INFO L396 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:28:59,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:28:59,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1583764214, now seen corresponding path program 1 times [2024-11-08 16:28:59,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:28:59,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358260417] [2024-11-08 16:28:59,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:28:59,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:01,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:29:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:01,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:29:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:01,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:01,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358260417] [2024-11-08 16:29:01,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358260417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:01,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:01,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:29:01,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692890504] [2024-11-08 16:29:01,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:01,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:29:01,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:01,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:29:01,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:29:01,288 INFO L87 Difference]: Start difference. First operand 8482 states and 11335 transitions. Second operand has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:02,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:02,127 INFO L93 Difference]: Finished difference Result 13994 states and 18913 transitions. [2024-11-08 16:29:02,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:29:02,127 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:29:02,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:02,136 INFO L225 Difference]: With dead ends: 13994 [2024-11-08 16:29:02,136 INFO L226 Difference]: Without dead ends: 10106 [2024-11-08 16:29:02,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:29:02,141 INFO L432 NwaCegarLoop]: 1033 mSDtfsCounter, 982 mSDsluCounter, 8038 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 9071 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:02,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [982 Valid, 9071 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:29:02,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10106 states. [2024-11-08 16:29:02,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10106 to 9624. [2024-11-08 16:29:02,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9624 states, 9580 states have (on average 1.3312108559498956) internal successors, (12753), 9580 states have internal predecessors, (12753), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:29:02,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9624 states to 9624 states and 12837 transitions. [2024-11-08 16:29:02,326 INFO L78 Accepts]: Start accepts. Automaton has 9624 states and 12837 transitions. Word has length 278 [2024-11-08 16:29:02,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:02,327 INFO L471 AbstractCegarLoop]: Abstraction has 9624 states and 12837 transitions. [2024-11-08 16:29:02,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 9624 states and 12837 transitions. [2024-11-08 16:29:02,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-08 16:29:02,336 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:02,337 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:02,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2024-11-08 16:29:02,337 INFO L396 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:02,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:02,338 INFO L85 PathProgramCache]: Analyzing trace with hash -2028623122, now seen corresponding path program 1 times [2024-11-08 16:29:02,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:02,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893789210] [2024-11-08 16:29:02,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:02,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:03,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:29:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:03,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:29:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:03,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:03,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893789210] [2024-11-08 16:29:03,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893789210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:03,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:03,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:29:03,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328805189] [2024-11-08 16:29:03,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:03,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:29:03,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:03,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:29:03,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:29:03,063 INFO L87 Difference]: Start difference. First operand 9624 states and 12837 transitions. Second operand has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:03,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:03,234 INFO L93 Difference]: Finished difference Result 15022 states and 20267 transitions. [2024-11-08 16:29:03,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:29:03,235 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-08 16:29:03,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:03,246 INFO L225 Difference]: With dead ends: 15022 [2024-11-08 16:29:03,246 INFO L226 Difference]: Without dead ends: 9668 [2024-11-08 16:29:03,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:29:03,252 INFO L432 NwaCegarLoop]: 969 mSDtfsCounter, 843 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:03,253 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 2901 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:29:03,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9668 states. [2024-11-08 16:29:03,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9668 to 9648. [2024-11-08 16:29:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9648 states, 9604 states have (on average 1.330591420241566) internal successors, (12779), 9604 states have internal predecessors, (12779), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:29:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9648 states to 9648 states and 12863 transitions. [2024-11-08 16:29:03,382 INFO L78 Accepts]: Start accepts. Automaton has 9648 states and 12863 transitions. Word has length 278 [2024-11-08 16:29:03,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:03,382 INFO L471 AbstractCegarLoop]: Abstraction has 9648 states and 12863 transitions. [2024-11-08 16:29:03,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 9648 states and 12863 transitions. [2024-11-08 16:29:03,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-08 16:29:03,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:03,388 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:03,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2024-11-08 16:29:03,388 INFO L396 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:03,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:03,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1466349028, now seen corresponding path program 1 times [2024-11-08 16:29:03,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:03,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79807650] [2024-11-08 16:29:03,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:03,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:04,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:29:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:04,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:29:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:04,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:04,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:04,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79807650] [2024-11-08 16:29:04,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79807650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:04,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:04,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:29:04,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552924527] [2024-11-08 16:29:04,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:04,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:29:04,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:04,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:29:04,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:29:04,119 INFO L87 Difference]: Start difference. First operand 9648 states and 12863 transitions. Second operand has 9 states, 9 states have (on average 30.22222222222222) internal successors, (272), 9 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:04,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:04,445 INFO L93 Difference]: Finished difference Result 16507 states and 22278 transitions. [2024-11-08 16:29:04,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:29:04,445 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.22222222222222) internal successors, (272), 9 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 279 [2024-11-08 16:29:04,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:04,453 INFO L225 Difference]: With dead ends: 16507 [2024-11-08 16:29:04,453 INFO L226 Difference]: Without dead ends: 11358 [2024-11-08 16:29:04,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:29:04,457 INFO L432 NwaCegarLoop]: 969 mSDtfsCounter, 2463 mSDsluCounter, 5782 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2465 SdHoareTripleChecker+Valid, 6751 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:04,457 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2465 Valid, 6751 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:29:04,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11358 states. [2024-11-08 16:29:04,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11358 to 9672. [2024-11-08 16:29:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9672 states, 9628 states have (on average 1.3297673452430412) internal successors, (12803), 9628 states have internal predecessors, (12803), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:29:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9672 states to 9672 states and 12887 transitions. [2024-11-08 16:29:04,601 INFO L78 Accepts]: Start accepts. Automaton has 9672 states and 12887 transitions. Word has length 279 [2024-11-08 16:29:04,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:04,602 INFO L471 AbstractCegarLoop]: Abstraction has 9672 states and 12887 transitions. [2024-11-08 16:29:04,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.22222222222222) internal successors, (272), 9 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 9672 states and 12887 transitions. [2024-11-08 16:29:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-08 16:29:04,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:04,607 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:04,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2024-11-08 16:29:04,607 INFO L396 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:04,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:04,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1127428509, now seen corresponding path program 1 times [2024-11-08 16:29:04,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:04,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440763354] [2024-11-08 16:29:04,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:04,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:05,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:29:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:05,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:29:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:05,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:05,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440763354] [2024-11-08 16:29:05,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440763354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:05,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:05,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:29:05,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964017968] [2024-11-08 16:29:05,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:05,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:29:05,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:05,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:29:05,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:29:05,852 INFO L87 Difference]: Start difference. First operand 9672 states and 12887 transitions. Second operand has 12 states, 12 states have (on average 22.666666666666668) internal successors, (272), 12 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:07,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:07,038 INFO L93 Difference]: Finished difference Result 21634 states and 29541 transitions. [2024-11-08 16:29:07,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 16:29:07,038 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.666666666666668) internal successors, (272), 12 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 279 [2024-11-08 16:29:07,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:07,053 INFO L225 Difference]: With dead ends: 21634 [2024-11-08 16:29:07,053 INFO L226 Difference]: Without dead ends: 17194 [2024-11-08 16:29:07,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2024-11-08 16:29:07,059 INFO L432 NwaCegarLoop]: 1815 mSDtfsCounter, 4164 mSDsluCounter, 13538 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4166 SdHoareTripleChecker+Valid, 15353 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:07,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4166 Valid, 15353 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:29:07,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17194 states. [2024-11-08 16:29:07,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17194 to 14435. [2024-11-08 16:29:07,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14435 states, 14376 states have (on average 1.348914858096828) internal successors, (19392), 14376 states have internal predecessors, (19392), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14435 states to 14435 states and 19506 transitions. [2024-11-08 16:29:07,273 INFO L78 Accepts]: Start accepts. Automaton has 14435 states and 19506 transitions. Word has length 279 [2024-11-08 16:29:07,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:07,274 INFO L471 AbstractCegarLoop]: Abstraction has 14435 states and 19506 transitions. [2024-11-08 16:29:07,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.666666666666668) internal successors, (272), 12 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:07,274 INFO L276 IsEmpty]: Start isEmpty. Operand 14435 states and 19506 transitions. [2024-11-08 16:29:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-08 16:29:07,283 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:07,284 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:07,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2024-11-08 16:29:07,284 INFO L396 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:07,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:07,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1004965765, now seen corresponding path program 1 times [2024-11-08 16:29:07,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:07,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607683671] [2024-11-08 16:29:07,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:07,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:08,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:29:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:08,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:29:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:08,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:08,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607683671] [2024-11-08 16:29:08,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607683671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:08,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:08,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:29:08,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480097386] [2024-11-08 16:29:08,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:08,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:29:08,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:08,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:29:08,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:29:08,790 INFO L87 Difference]: Start difference. First operand 14435 states and 19506 transitions. Second operand has 11 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:09,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:09,475 INFO L93 Difference]: Finished difference Result 26344 states and 36069 transitions. [2024-11-08 16:29:09,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:29:09,476 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 279 [2024-11-08 16:29:09,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:09,491 INFO L225 Difference]: With dead ends: 26344 [2024-11-08 16:29:09,491 INFO L226 Difference]: Without dead ends: 16945 [2024-11-08 16:29:09,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:29:09,498 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 2471 mSDsluCounter, 7581 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2473 SdHoareTripleChecker+Valid, 8532 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:09,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2473 Valid, 8532 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:29:09,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16945 states. [2024-11-08 16:29:09,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16945 to 14423. [2024-11-08 16:29:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14423 states, 14364 states have (on average 1.3489278752436646) internal successors, (19376), 14364 states have internal predecessors, (19376), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14423 states to 14423 states and 19490 transitions. [2024-11-08 16:29:09,770 INFO L78 Accepts]: Start accepts. Automaton has 14423 states and 19490 transitions. Word has length 279 [2024-11-08 16:29:09,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:09,770 INFO L471 AbstractCegarLoop]: Abstraction has 14423 states and 19490 transitions. [2024-11-08 16:29:09,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 14423 states and 19490 transitions. [2024-11-08 16:29:09,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-08 16:29:09,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:09,777 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:09,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2024-11-08 16:29:09,777 INFO L396 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:09,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:09,778 INFO L85 PathProgramCache]: Analyzing trace with hash 566308083, now seen corresponding path program 1 times [2024-11-08 16:29:09,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:09,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88930749] [2024-11-08 16:29:09,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:09,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:12,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:29:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:12,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:29:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:12,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:12,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:12,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88930749] [2024-11-08 16:29:12,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88930749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:12,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:12,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:29:12,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60854349] [2024-11-08 16:29:12,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:12,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:29:12,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:12,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:29:12,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:29:12,867 INFO L87 Difference]: Start difference. First operand 14423 states and 19490 transitions. Second operand has 10 states, 10 states have (on average 27.2) internal successors, (272), 10 states have internal predecessors, (272), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:29:13,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:13,730 INFO L93 Difference]: Finished difference Result 24692 states and 34097 transitions. [2024-11-08 16:29:13,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:29:13,731 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.2) internal successors, (272), 10 states have internal predecessors, (272), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 279 [2024-11-08 16:29:13,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:13,751 INFO L225 Difference]: With dead ends: 24692 [2024-11-08 16:29:13,751 INFO L226 Difference]: Without dead ends: 16154 [2024-11-08 16:29:13,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:29:13,761 INFO L432 NwaCegarLoop]: 938 mSDtfsCounter, 1715 mSDsluCounter, 6135 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1715 SdHoareTripleChecker+Valid, 7073 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:13,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1715 Valid, 7073 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:29:13,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16154 states. [2024-11-08 16:29:14,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16154 to 15765. [2024-11-08 16:29:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15765 states, 15706 states have (on average 1.3613268814465809) internal successors, (21381), 15706 states have internal predecessors, (21381), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:14,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15765 states to 15765 states and 21495 transitions. [2024-11-08 16:29:14,037 INFO L78 Accepts]: Start accepts. Automaton has 15765 states and 21495 transitions. Word has length 279 [2024-11-08 16:29:14,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:14,038 INFO L471 AbstractCegarLoop]: Abstraction has 15765 states and 21495 transitions. [2024-11-08 16:29:14,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.2) internal successors, (272), 10 states have internal predecessors, (272), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:29:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 15765 states and 21495 transitions. [2024-11-08 16:29:14,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:14,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:14,044 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:14,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2024-11-08 16:29:14,044 INFO L396 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:14,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:14,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1940227860, now seen corresponding path program 1 times [2024-11-08 16:29:14,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:14,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295206488] [2024-11-08 16:29:14,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:14,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:16,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:29:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:16,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:29:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:16,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:16,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:16,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295206488] [2024-11-08 16:29:16,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295206488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:16,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:16,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:29:16,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096011074] [2024-11-08 16:29:16,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:16,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:29:16,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:16,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:29:16,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:29:16,842 INFO L87 Difference]: Start difference. First operand 15765 states and 21495 transitions. Second operand has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:18,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:18,266 INFO L93 Difference]: Finished difference Result 29299 states and 40015 transitions. [2024-11-08 16:29:18,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:29:18,268 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-08 16:29:18,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:18,290 INFO L225 Difference]: With dead ends: 29299 [2024-11-08 16:29:18,291 INFO L226 Difference]: Without dead ends: 15696 [2024-11-08 16:29:18,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:29:18,303 INFO L432 NwaCegarLoop]: 869 mSDtfsCounter, 1779 mSDsluCounter, 5284 mSDsCounter, 0 mSdLazyCounter, 778 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1779 SdHoareTripleChecker+Valid, 6153 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:18,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1779 Valid, 6153 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 778 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 16:29:18,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15696 states. [2024-11-08 16:29:18,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15696 to 15668. [2024-11-08 16:29:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15668 states, 15609 states have (on average 1.3620987891601) internal successors, (21261), 15609 states have internal predecessors, (21261), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:18,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15668 states to 15668 states and 21375 transitions. [2024-11-08 16:29:18,636 INFO L78 Accepts]: Start accepts. Automaton has 15668 states and 21375 transitions. Word has length 280 [2024-11-08 16:29:18,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:18,637 INFO L471 AbstractCegarLoop]: Abstraction has 15668 states and 21375 transitions. [2024-11-08 16:29:18,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 15668 states and 21375 transitions. [2024-11-08 16:29:18,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:18,647 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:18,648 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:18,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2024-11-08 16:29:18,648 INFO L396 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:18,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:18,649 INFO L85 PathProgramCache]: Analyzing trace with hash -117972200, now seen corresponding path program 1 times [2024-11-08 16:29:18,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:18,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004345574] [2024-11-08 16:29:18,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:18,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:20,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:29:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:20,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:29:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:20,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:20,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004345574] [2024-11-08 16:29:20,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004345574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:20,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:20,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:29:20,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542282275] [2024-11-08 16:29:20,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:20,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:29:20,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:20,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:29:20,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:29:20,045 INFO L87 Difference]: Start difference. First operand 15668 states and 21375 transitions. Second operand has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:20,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:20,713 INFO L93 Difference]: Finished difference Result 25212 states and 34843 transitions. [2024-11-08 16:29:20,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:29:20,714 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-08 16:29:20,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:20,731 INFO L225 Difference]: With dead ends: 25212 [2024-11-08 16:29:20,731 INFO L226 Difference]: Without dead ends: 15768 [2024-11-08 16:29:20,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:29:20,741 INFO L432 NwaCegarLoop]: 942 mSDtfsCounter, 1727 mSDsluCounter, 7519 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 8461 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:20,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1729 Valid, 8461 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:29:20,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15768 states. [2024-11-08 16:29:20,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15768 to 15659. [2024-11-08 16:29:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15659 states, 15600 states have (on average 1.3621153846153846) internal successors, (21249), 15600 states have internal predecessors, (21249), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:20,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15659 states to 15659 states and 21363 transitions. [2024-11-08 16:29:20,946 INFO L78 Accepts]: Start accepts. Automaton has 15659 states and 21363 transitions. Word has length 280 [2024-11-08 16:29:20,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:20,946 INFO L471 AbstractCegarLoop]: Abstraction has 15659 states and 21363 transitions. [2024-11-08 16:29:20,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 15659 states and 21363 transitions. [2024-11-08 16:29:20,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:20,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:20,951 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:20,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2024-11-08 16:29:20,952 INFO L396 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:20,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:20,952 INFO L85 PathProgramCache]: Analyzing trace with hash -417300999, now seen corresponding path program 1 times [2024-11-08 16:29:20,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:20,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792846719] [2024-11-08 16:29:20,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:20,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:22,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:29:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:22,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:29:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:22,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:22,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:22,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792846719] [2024-11-08 16:29:22,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792846719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:22,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:22,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:29:22,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536924805] [2024-11-08 16:29:22,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:22,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:29:22,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:22,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:29:22,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:29:22,066 INFO L87 Difference]: Start difference. First operand 15659 states and 21363 transitions. Second operand has 6 states, 6 states have (on average 45.5) internal successors, (273), 6 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:22,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:22,544 INFO L93 Difference]: Finished difference Result 25554 states and 35268 transitions. [2024-11-08 16:29:22,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:29:22,546 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 45.5) internal successors, (273), 6 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-08 16:29:22,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:22,567 INFO L225 Difference]: With dead ends: 25554 [2024-11-08 16:29:22,571 INFO L226 Difference]: Without dead ends: 15463 [2024-11-08 16:29:22,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:29:22,583 INFO L432 NwaCegarLoop]: 1156 mSDtfsCounter, 1151 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 4366 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:22,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1153 Valid, 4366 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:29:22,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15463 states. [2024-11-08 16:29:22,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15463 to 15463. [2024-11-08 16:29:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15463 states, 15404 states have (on average 1.363282264346923) internal successors, (21000), 15404 states have internal predecessors, (21000), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15463 states to 15463 states and 21114 transitions. [2024-11-08 16:29:22,840 INFO L78 Accepts]: Start accepts. Automaton has 15463 states and 21114 transitions. Word has length 280 [2024-11-08 16:29:22,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:22,841 INFO L471 AbstractCegarLoop]: Abstraction has 15463 states and 21114 transitions. [2024-11-08 16:29:22,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 45.5) internal successors, (273), 6 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand 15463 states and 21114 transitions. [2024-11-08 16:29:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:22,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:22,849 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:22,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2024-11-08 16:29:22,850 INFO L396 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:22,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:22,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1404621089, now seen corresponding path program 1 times [2024-11-08 16:29:22,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:22,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304648068] [2024-11-08 16:29:22,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:22,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:24,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:29:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:24,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:29:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:24,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:24,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:24,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304648068] [2024-11-08 16:29:24,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304648068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:24,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:24,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:29:24,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789935825] [2024-11-08 16:29:24,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:24,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:29:24,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:24,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:29:24,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:29:24,359 INFO L87 Difference]: Start difference. First operand 15463 states and 21114 transitions. Second operand has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:25,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:25,303 INFO L93 Difference]: Finished difference Result 28627 states and 39432 transitions. [2024-11-08 16:29:25,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:29:25,303 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-08 16:29:25,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:25,322 INFO L225 Difference]: With dead ends: 28627 [2024-11-08 16:29:25,322 INFO L226 Difference]: Without dead ends: 18167 [2024-11-08 16:29:25,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:29:25,333 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2465 mSDsluCounter, 7620 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2467 SdHoareTripleChecker+Valid, 8578 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:25,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2467 Valid, 8578 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:29:25,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18167 states. [2024-11-08 16:29:25,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18167 to 15433. [2024-11-08 16:29:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15433 states, 15374 states have (on average 1.3636659294913491) internal successors, (20965), 15374 states have internal predecessors, (20965), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15433 states to 15433 states and 21079 transitions. [2024-11-08 16:29:25,505 INFO L78 Accepts]: Start accepts. Automaton has 15433 states and 21079 transitions. Word has length 280 [2024-11-08 16:29:25,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:25,505 INFO L471 AbstractCegarLoop]: Abstraction has 15433 states and 21079 transitions. [2024-11-08 16:29:25,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:25,506 INFO L276 IsEmpty]: Start isEmpty. Operand 15433 states and 21079 transitions. [2024-11-08 16:29:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:25,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:25,511 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:25,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2024-11-08 16:29:25,511 INFO L396 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:25,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:25,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1076708640, now seen corresponding path program 1 times [2024-11-08 16:29:25,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:25,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968104972] [2024-11-08 16:29:25,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:25,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:26,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:29:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:26,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:29:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:26,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:26,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968104972] [2024-11-08 16:29:26,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968104972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:26,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:26,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:29:26,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622856101] [2024-11-08 16:29:26,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:26,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:29:26,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:26,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:29:26,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:29:26,958 INFO L87 Difference]: Start difference. First operand 15433 states and 21079 transitions. Second operand has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:29:28,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:28,126 INFO L93 Difference]: Finished difference Result 25255 states and 34896 transitions. [2024-11-08 16:29:28,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:29:28,126 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-08 16:29:28,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:28,138 INFO L225 Difference]: With dead ends: 25255 [2024-11-08 16:29:28,138 INFO L226 Difference]: Without dead ends: 15895 [2024-11-08 16:29:28,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-08 16:29:28,145 INFO L432 NwaCegarLoop]: 871 mSDtfsCounter, 1972 mSDsluCounter, 6298 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1974 SdHoareTripleChecker+Valid, 7169 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:28,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1974 Valid, 7169 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:29:28,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15895 states. [2024-11-08 16:29:28,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15895 to 15668. [2024-11-08 16:29:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15668 states, 15609 states have (on average 1.3618425267473893) internal successors, (21257), 15609 states have internal predecessors, (21257), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:28,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15668 states to 15668 states and 21371 transitions. [2024-11-08 16:29:28,310 INFO L78 Accepts]: Start accepts. Automaton has 15668 states and 21371 transitions. Word has length 280 [2024-11-08 16:29:28,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:28,310 INFO L471 AbstractCegarLoop]: Abstraction has 15668 states and 21371 transitions. [2024-11-08 16:29:28,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:29:28,311 INFO L276 IsEmpty]: Start isEmpty. Operand 15668 states and 21371 transitions. [2024-11-08 16:29:28,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:28,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:28,366 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:28,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2024-11-08 16:29:28,366 INFO L396 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:28,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:28,366 INFO L85 PathProgramCache]: Analyzing trace with hash -340595165, now seen corresponding path program 1 times [2024-11-08 16:29:28,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:28,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145968743] [2024-11-08 16:29:28,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:28,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:29,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:29:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:29,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:29:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:29,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:29,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145968743] [2024-11-08 16:29:29,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145968743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:29,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:29,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:29:29,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577791032] [2024-11-08 16:29:29,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:29,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:29:29,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:29,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:29:29,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:29:29,343 INFO L87 Difference]: Start difference. First operand 15668 states and 21371 transitions. Second operand has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:29,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:29:29,677 INFO L93 Difference]: Finished difference Result 25964 states and 35866 transitions. [2024-11-08 16:29:29,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:29:29,677 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-08 16:29:29,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:29:29,690 INFO L225 Difference]: With dead ends: 25964 [2024-11-08 16:29:29,690 INFO L226 Difference]: Without dead ends: 16445 [2024-11-08 16:29:29,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:29:29,697 INFO L432 NwaCegarLoop]: 960 mSDtfsCounter, 1092 mSDsluCounter, 4784 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 5744 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:29:29,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1092 Valid, 5744 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:29:29,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16445 states. [2024-11-08 16:29:29,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16445 to 15917. [2024-11-08 16:29:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15917 states, 15858 states have (on average 1.3629713709168874) internal successors, (21614), 15858 states have internal predecessors, (21614), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:29:29,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15917 states to 15917 states and 21728 transitions. [2024-11-08 16:29:29,871 INFO L78 Accepts]: Start accepts. Automaton has 15917 states and 21728 transitions. Word has length 280 [2024-11-08 16:29:29,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:29:29,871 INFO L471 AbstractCegarLoop]: Abstraction has 15917 states and 21728 transitions. [2024-11-08 16:29:29,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:29:29,871 INFO L276 IsEmpty]: Start isEmpty. Operand 15917 states and 21728 transitions. [2024-11-08 16:29:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 16:29:29,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:29:29,878 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:29:29,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2024-11-08 16:29:29,878 INFO L396 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:29:29,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:29:29,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1249407969, now seen corresponding path program 1 times [2024-11-08 16:29:29,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:29:29,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889032665] [2024-11-08 16:29:29,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:29:29,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:29:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:31,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:29:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:29:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:29:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:29:31,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:29:31,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889032665] [2024-11-08 16:29:31,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889032665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:29:31,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:29:31,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:29:31,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321804814] [2024-11-08 16:29:31,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:29:31,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:29:31,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:29:31,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:29:31,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:29:31,113 INFO L87 Difference]: Start difference. First operand 15917 states and 21728 transitions. Second operand has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:29:35,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:29:39,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:29:42,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:29:49,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:29:53,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:29:58,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:01,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:05,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:07,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:11,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:16,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:21,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:30:22,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:22,079 INFO L93 Difference]: Finished difference Result 26745 states and 37054 transitions. [2024-11-08 16:30:22,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:30:22,080 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-08 16:30:22,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:22,092 INFO L225 Difference]: With dead ends: 26745 [2024-11-08 16:30:22,092 INFO L226 Difference]: Without dead ends: 17440 [2024-11-08 16:30:22,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2024-11-08 16:30:22,098 INFO L432 NwaCegarLoop]: 881 mSDtfsCounter, 2265 mSDsluCounter, 6777 mSDsCounter, 0 mSdLazyCounter, 898 mSolverCounterSat, 18 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2266 SdHoareTripleChecker+Valid, 7658 SdHoareTripleChecker+Invalid, 925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 898 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:22,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2266 Valid, 7658 Invalid, 925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 898 Invalid, 9 Unknown, 0 Unchecked, 50.4s Time] [2024-11-08 16:30:22,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17440 states. [2024-11-08 16:30:22,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17440 to 15549. [2024-11-08 16:30:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15549 states, 15490 states have (on average 1.3635894125242092) internal successors, (21122), 15490 states have internal predecessors, (21122), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:30:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15549 states to 15549 states and 21236 transitions. [2024-11-08 16:30:22,272 INFO L78 Accepts]: Start accepts. Automaton has 15549 states and 21236 transitions. Word has length 280 [2024-11-08 16:30:22,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:22,272 INFO L471 AbstractCegarLoop]: Abstraction has 15549 states and 21236 transitions. [2024-11-08 16:30:22,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:30:22,273 INFO L276 IsEmpty]: Start isEmpty. Operand 15549 states and 21236 transitions. [2024-11-08 16:30:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:22,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:22,278 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:22,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2024-11-08 16:30:22,278 INFO L396 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:22,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:22,278 INFO L85 PathProgramCache]: Analyzing trace with hash -85904942, now seen corresponding path program 1 times [2024-11-08 16:30:22,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:22,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253268061] [2024-11-08 16:30:22,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:22,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:23,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:30:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:23,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:30:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:23,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:23,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253268061] [2024-11-08 16:30:23,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253268061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:23,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:23,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:30:23,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927402782] [2024-11-08 16:30:23,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:23,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:30:23,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:23,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:30:23,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:30:23,097 INFO L87 Difference]: Start difference. First operand 15549 states and 21236 transitions. Second operand has 9 states, 9 states have (on average 30.444444444444443) internal successors, (274), 9 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:23,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:23,664 INFO L93 Difference]: Finished difference Result 25100 states and 34722 transitions. [2024-11-08 16:30:23,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:30:23,665 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.444444444444443) internal successors, (274), 9 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:23,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:23,676 INFO L225 Difference]: With dead ends: 25100 [2024-11-08 16:30:23,676 INFO L226 Difference]: Without dead ends: 15754 [2024-11-08 16:30:23,682 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:30:23,683 INFO L432 NwaCegarLoop]: 961 mSDtfsCounter, 1288 mSDsluCounter, 5737 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 6698 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:23,683 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1290 Valid, 6698 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:30:23,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15754 states. [2024-11-08 16:30:23,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15754 to 15730. [2024-11-08 16:30:23,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15730 states, 15671 states have (on average 1.3611766958075426) internal successors, (21331), 15671 states have internal predecessors, (21331), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-08 16:30:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15730 states to 15730 states and 21445 transitions. [2024-11-08 16:30:23,844 INFO L78 Accepts]: Start accepts. Automaton has 15730 states and 21445 transitions. Word has length 281 [2024-11-08 16:30:23,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:23,844 INFO L471 AbstractCegarLoop]: Abstraction has 15730 states and 21445 transitions. [2024-11-08 16:30:23,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.444444444444443) internal successors, (274), 9 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:23,844 INFO L276 IsEmpty]: Start isEmpty. Operand 15730 states and 21445 transitions. [2024-11-08 16:30:23,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:23,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:23,849 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:23,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2024-11-08 16:30:23,850 INFO L396 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:23,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:23,850 INFO L85 PathProgramCache]: Analyzing trace with hash -590445295, now seen corresponding path program 1 times [2024-11-08 16:30:23,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:23,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493909941] [2024-11-08 16:30:23,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:23,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:25,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:30:25,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:25,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:30:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:25,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:25,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:25,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493909941] [2024-11-08 16:30:25,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493909941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:25,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:25,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:30:25,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366160392] [2024-11-08 16:30:25,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:25,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:30:25,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:25,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:30:25,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:30:25,577 INFO L87 Difference]: Start difference. First operand 15730 states and 21445 transitions. Second operand has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:26,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:26,505 INFO L93 Difference]: Finished difference Result 17692 states and 24120 transitions. [2024-11-08 16:30:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:30:26,506 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:26,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:26,515 INFO L225 Difference]: With dead ends: 17692 [2024-11-08 16:30:26,516 INFO L226 Difference]: Without dead ends: 12580 [2024-11-08 16:30:26,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:30:26,520 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 1825 mSDsluCounter, 6635 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1827 SdHoareTripleChecker+Valid, 7586 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:26,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1827 Valid, 7586 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:30:26,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12580 states. [2024-11-08 16:30:26,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12580 to 10624. [2024-11-08 16:30:26,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10624 states, 10580 states have (on average 1.3467863894139886) internal successors, (14249), 10580 states have internal predecessors, (14249), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:26,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10624 states to 10624 states and 14333 transitions. [2024-11-08 16:30:26,635 INFO L78 Accepts]: Start accepts. Automaton has 10624 states and 14333 transitions. Word has length 281 [2024-11-08 16:30:26,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:26,635 INFO L471 AbstractCegarLoop]: Abstraction has 10624 states and 14333 transitions. [2024-11-08 16:30:26,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:26,635 INFO L276 IsEmpty]: Start isEmpty. Operand 10624 states and 14333 transitions. [2024-11-08 16:30:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:26,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:26,640 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:26,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2024-11-08 16:30:26,640 INFO L396 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:26,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:26,640 INFO L85 PathProgramCache]: Analyzing trace with hash -649095675, now seen corresponding path program 1 times [2024-11-08 16:30:26,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:26,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789597164] [2024-11-08 16:30:26,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:26,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:27,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:30:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:27,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:30:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:27,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:27,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789597164] [2024-11-08 16:30:27,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789597164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:27,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:27,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:30:27,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926505614] [2024-11-08 16:30:27,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:27,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:30:27,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:27,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:30:27,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:30:27,058 INFO L87 Difference]: Start difference. First operand 10624 states and 14333 transitions. Second operand has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:27,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:27,237 INFO L93 Difference]: Finished difference Result 17504 states and 23705 transitions. [2024-11-08 16:30:27,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:30:27,237 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:27,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:27,245 INFO L225 Difference]: With dead ends: 17504 [2024-11-08 16:30:27,245 INFO L226 Difference]: Without dead ends: 10684 [2024-11-08 16:30:27,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:30:27,250 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 895 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:27,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [895 Valid, 2901 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:30:27,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10684 states. [2024-11-08 16:30:27,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10684 to 10064. [2024-11-08 16:30:27,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10064 states, 10020 states have (on average 1.3447105788423153) internal successors, (13474), 10020 states have internal predecessors, (13474), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:27,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10064 states to 10064 states and 13558 transitions. [2024-11-08 16:30:27,356 INFO L78 Accepts]: Start accepts. Automaton has 10064 states and 13558 transitions. Word has length 281 [2024-11-08 16:30:27,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:27,356 INFO L471 AbstractCegarLoop]: Abstraction has 10064 states and 13558 transitions. [2024-11-08 16:30:27,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 10064 states and 13558 transitions. [2024-11-08 16:30:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:27,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:27,360 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:27,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2024-11-08 16:30:27,361 INFO L396 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:27,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:27,361 INFO L85 PathProgramCache]: Analyzing trace with hash 540736970, now seen corresponding path program 1 times [2024-11-08 16:30:27,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:27,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481068570] [2024-11-08 16:30:27,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:27,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:28,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 16:30:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 16:30:28,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:28,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:28,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481068570] [2024-11-08 16:30:28,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481068570] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:28,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:28,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:30:28,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852307699] [2024-11-08 16:30:28,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:28,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:30:28,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:28,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:30:28,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:30:28,141 INFO L87 Difference]: Start difference. First operand 10064 states and 13558 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:29,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:29,384 INFO L93 Difference]: Finished difference Result 16123 states and 22019 transitions. [2024-11-08 16:30:29,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:30:29,385 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:29,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:29,395 INFO L225 Difference]: With dead ends: 16123 [2024-11-08 16:30:29,395 INFO L226 Difference]: Without dead ends: 10136 [2024-11-08 16:30:29,400 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:30:29,401 INFO L432 NwaCegarLoop]: 1156 mSDtfsCounter, 1115 mSDsluCounter, 5494 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 6650 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:29,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 6650 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 16:30:29,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10136 states. [2024-11-08 16:30:29,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10136 to 10112. [2024-11-08 16:30:29,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10112 states, 10068 states have (on average 1.344259038537942) internal successors, (13534), 10068 states have internal predecessors, (13534), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:29,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10112 states to 10112 states and 13618 transitions. [2024-11-08 16:30:29,564 INFO L78 Accepts]: Start accepts. Automaton has 10112 states and 13618 transitions. Word has length 281 [2024-11-08 16:30:29,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:29,564 INFO L471 AbstractCegarLoop]: Abstraction has 10112 states and 13618 transitions. [2024-11-08 16:30:29,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 10112 states and 13618 transitions. [2024-11-08 16:30:29,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:29,571 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:29,571 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:29,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2024-11-08 16:30:29,572 INFO L396 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:29,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:29,572 INFO L85 PathProgramCache]: Analyzing trace with hash 936826078, now seen corresponding path program 1 times [2024-11-08 16:30:29,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:29,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579608267] [2024-11-08 16:30:29,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:32,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:30:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:32,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:30:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:32,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:32,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:32,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579608267] [2024-11-08 16:30:32,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579608267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:32,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:32,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-08 16:30:32,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311439446] [2024-11-08 16:30:32,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:32,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-08 16:30:32,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:32,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 16:30:32,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:30:32,069 INFO L87 Difference]: Start difference. First operand 10112 states and 13618 transitions. Second operand has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:36,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:36,625 INFO L93 Difference]: Finished difference Result 16533 states and 22525 transitions. [2024-11-08 16:30:36,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 16:30:36,626 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:36,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:36,634 INFO L225 Difference]: With dead ends: 16533 [2024-11-08 16:30:36,634 INFO L226 Difference]: Without dead ends: 11222 [2024-11-08 16:30:36,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2024-11-08 16:30:36,639 INFO L432 NwaCegarLoop]: 848 mSDtfsCounter, 1803 mSDsluCounter, 10975 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1805 SdHoareTripleChecker+Valid, 11823 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:36,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1805 Valid, 11823 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1844 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 16:30:36,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11222 states. [2024-11-08 16:30:36,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11222 to 10490. [2024-11-08 16:30:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10490 states, 10446 states have (on average 1.3400344629523262) internal successors, (13998), 10446 states have internal predecessors, (13998), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10490 states to 10490 states and 14082 transitions. [2024-11-08 16:30:36,782 INFO L78 Accepts]: Start accepts. Automaton has 10490 states and 14082 transitions. Word has length 281 [2024-11-08 16:30:36,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:36,784 INFO L471 AbstractCegarLoop]: Abstraction has 10490 states and 14082 transitions. [2024-11-08 16:30:36,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:36,784 INFO L276 IsEmpty]: Start isEmpty. Operand 10490 states and 14082 transitions. [2024-11-08 16:30:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:36,792 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:36,792 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:36,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2024-11-08 16:30:36,793 INFO L396 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:36,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:36,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1439018389, now seen corresponding path program 1 times [2024-11-08 16:30:36,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:36,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903120473] [2024-11-08 16:30:36,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:36,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:38,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:30:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:38,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:30:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:38,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:38,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903120473] [2024-11-08 16:30:38,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903120473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:38,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:38,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-08 16:30:38,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597191654] [2024-11-08 16:30:38,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:38,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-08 16:30:38,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:38,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 16:30:38,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:30:38,884 INFO L87 Difference]: Start difference. First operand 10490 states and 14082 transitions. Second operand has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:42,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:42,252 INFO L93 Difference]: Finished difference Result 16687 states and 22703 transitions. [2024-11-08 16:30:42,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 16:30:42,253 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:42,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:42,260 INFO L225 Difference]: With dead ends: 16687 [2024-11-08 16:30:42,260 INFO L226 Difference]: Without dead ends: 11440 [2024-11-08 16:30:42,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=143, Invalid=727, Unknown=0, NotChecked=0, Total=870 [2024-11-08 16:30:42,265 INFO L432 NwaCegarLoop]: 940 mSDtfsCounter, 1869 mSDsluCounter, 12705 mSDsCounter, 0 mSdLazyCounter, 1405 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1871 SdHoareTripleChecker+Valid, 13645 SdHoareTripleChecker+Invalid, 1412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:42,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1871 Valid, 13645 Invalid, 1412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1405 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-08 16:30:42,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11440 states. [2024-11-08 16:30:42,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11440 to 10562. [2024-11-08 16:30:42,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10562 states, 10518 states have (on average 1.3396082905495341) internal successors, (14090), 10518 states have internal predecessors, (14090), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:42,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10562 states to 10562 states and 14174 transitions. [2024-11-08 16:30:42,394 INFO L78 Accepts]: Start accepts. Automaton has 10562 states and 14174 transitions. Word has length 281 [2024-11-08 16:30:42,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:42,394 INFO L471 AbstractCegarLoop]: Abstraction has 10562 states and 14174 transitions. [2024-11-08 16:30:42,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 10562 states and 14174 transitions. [2024-11-08 16:30:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:42,399 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:42,399 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:42,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2024-11-08 16:30:42,399 INFO L396 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:42,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:42,399 INFO L85 PathProgramCache]: Analyzing trace with hash 530205585, now seen corresponding path program 1 times [2024-11-08 16:30:42,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:42,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477361539] [2024-11-08 16:30:42,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:42,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:44,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:30:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:44,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:30:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:44,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:44,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477361539] [2024-11-08 16:30:44,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477361539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:44,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:44,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:30:44,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985313876] [2024-11-08 16:30:44,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:44,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:30:44,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:44,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:30:44,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:30:44,200 INFO L87 Difference]: Start difference. First operand 10562 states and 14174 transitions. Second operand has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:45,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:45,504 INFO L93 Difference]: Finished difference Result 17283 states and 23579 transitions. [2024-11-08 16:30:45,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:30:45,505 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:45,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:45,514 INFO L225 Difference]: With dead ends: 17283 [2024-11-08 16:30:45,514 INFO L226 Difference]: Without dead ends: 12036 [2024-11-08 16:30:45,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:30:45,519 INFO L432 NwaCegarLoop]: 939 mSDtfsCounter, 1331 mSDsluCounter, 7440 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 8379 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:45,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1331 Valid, 8379 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:30:45,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12036 states. [2024-11-08 16:30:45,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12036 to 10678. [2024-11-08 16:30:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10678 states, 10634 states have (on average 1.3424863644912544) internal successors, (14276), 10634 states have internal predecessors, (14276), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:45,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10678 states to 10678 states and 14360 transitions. [2024-11-08 16:30:45,658 INFO L78 Accepts]: Start accepts. Automaton has 10678 states and 14360 transitions. Word has length 281 [2024-11-08 16:30:45,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:45,658 INFO L471 AbstractCegarLoop]: Abstraction has 10678 states and 14360 transitions. [2024-11-08 16:30:45,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 10678 states and 14360 transitions. [2024-11-08 16:30:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:45,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:45,663 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:45,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2024-11-08 16:30:45,664 INFO L396 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:45,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:45,664 INFO L85 PathProgramCache]: Analyzing trace with hash -993732122, now seen corresponding path program 1 times [2024-11-08 16:30:45,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:45,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109924474] [2024-11-08 16:30:45,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:45,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:46,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:30:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:30:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:46,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:46,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109924474] [2024-11-08 16:30:46,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109924474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:46,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:46,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:30:46,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116830763] [2024-11-08 16:30:46,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:46,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:30:46,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:46,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:30:46,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:30:46,961 INFO L87 Difference]: Start difference. First operand 10678 states and 14360 transitions. Second operand has 10 states, 10 states have (on average 27.4) internal successors, (274), 10 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:48,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:48,753 INFO L93 Difference]: Finished difference Result 16505 states and 22585 transitions. [2024-11-08 16:30:48,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:30:48,754 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.4) internal successors, (274), 10 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:48,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:48,761 INFO L225 Difference]: With dead ends: 16505 [2024-11-08 16:30:48,761 INFO L226 Difference]: Without dead ends: 10644 [2024-11-08 16:30:48,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:30:48,765 INFO L432 NwaCegarLoop]: 884 mSDtfsCounter, 1575 mSDsluCounter, 6115 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1577 SdHoareTripleChecker+Valid, 6999 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:48,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1577 Valid, 6999 Invalid, 758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 16:30:48,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10644 states. [2024-11-08 16:30:48,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10644 to 10524. [2024-11-08 16:30:48,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10524 states, 10480 states have (on average 1.3437022900763358) internal successors, (14082), 10480 states have internal predecessors, (14082), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10524 states to 10524 states and 14166 transitions. [2024-11-08 16:30:48,878 INFO L78 Accepts]: Start accepts. Automaton has 10524 states and 14166 transitions. Word has length 281 [2024-11-08 16:30:48,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:48,879 INFO L471 AbstractCegarLoop]: Abstraction has 10524 states and 14166 transitions. [2024-11-08 16:30:48,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.4) internal successors, (274), 10 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:48,879 INFO L276 IsEmpty]: Start isEmpty. Operand 10524 states and 14166 transitions. [2024-11-08 16:30:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:48,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:48,883 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:48,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2024-11-08 16:30:48,884 INFO L396 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:48,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:48,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1400352615, now seen corresponding path program 1 times [2024-11-08 16:30:48,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:48,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613219977] [2024-11-08 16:30:48,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:48,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:51,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:30:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:51,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:30:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:51,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:51,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613219977] [2024-11-08 16:30:51,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613219977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:51,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:51,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-08 16:30:51,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773184467] [2024-11-08 16:30:51,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:51,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-08 16:30:51,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:51,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 16:30:51,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:30:51,685 INFO L87 Difference]: Start difference. First operand 10524 states and 14166 transitions. Second operand has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:30:55,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:55,768 INFO L93 Difference]: Finished difference Result 17525 states and 23815 transitions. [2024-11-08 16:30:55,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 16:30:55,769 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 281 [2024-11-08 16:30:55,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:55,777 INFO L225 Difference]: With dead ends: 17525 [2024-11-08 16:30:55,777 INFO L226 Difference]: Without dead ends: 11280 [2024-11-08 16:30:55,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2024-11-08 16:30:55,782 INFO L432 NwaCegarLoop]: 845 mSDtfsCounter, 1981 mSDsluCounter, 9279 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1984 SdHoareTripleChecker+Valid, 10124 SdHoareTripleChecker+Invalid, 1640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:55,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1984 Valid, 10124 Invalid, 1640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-08 16:30:55,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11280 states. [2024-11-08 16:30:55,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11280 to 10556. [2024-11-08 16:30:55,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10556 states, 10512 states have (on average 1.34265601217656) internal successors, (14114), 10512 states have internal predecessors, (14114), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:55,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10556 states to 10556 states and 14198 transitions. [2024-11-08 16:30:55,903 INFO L78 Accepts]: Start accepts. Automaton has 10556 states and 14198 transitions. Word has length 281 [2024-11-08 16:30:55,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:55,904 INFO L471 AbstractCegarLoop]: Abstraction has 10556 states and 14198 transitions. [2024-11-08 16:30:55,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:30:55,904 INFO L276 IsEmpty]: Start isEmpty. Operand 10556 states and 14198 transitions. [2024-11-08 16:30:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:55,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:55,912 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:55,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2024-11-08 16:30:55,912 INFO L396 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:55,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:55,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1773762041, now seen corresponding path program 1 times [2024-11-08 16:30:55,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:55,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613686516] [2024-11-08 16:30:55,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:55,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:57,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:30:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:57,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:30:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:30:57,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:30:57,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:30:57,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613686516] [2024-11-08 16:30:57,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613686516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:30:57,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:30:57,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:30:57,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033448196] [2024-11-08 16:30:57,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:30:57,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:30:57,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:30:57,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:30:57,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:30:57,020 INFO L87 Difference]: Start difference. First operand 10556 states and 14198 transitions. Second operand has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:58,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:30:58,559 INFO L93 Difference]: Finished difference Result 17541 states and 23883 transitions. [2024-11-08 16:30:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:30:58,560 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:30:58,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:30:58,568 INFO L225 Difference]: With dead ends: 17541 [2024-11-08 16:30:58,568 INFO L226 Difference]: Without dead ends: 11478 [2024-11-08 16:30:58,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:30:58,573 INFO L432 NwaCegarLoop]: 1027 mSDtfsCounter, 1009 mSDsluCounter, 7999 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1009 SdHoareTripleChecker+Valid, 9026 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:30:58,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1009 Valid, 9026 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 16:30:58,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11478 states. [2024-11-08 16:30:58,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11478 to 10544. [2024-11-08 16:30:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10544 states, 10500 states have (on average 1.3413333333333333) internal successors, (14084), 10500 states have internal predecessors, (14084), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:30:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10544 states to 10544 states and 14168 transitions. [2024-11-08 16:30:58,718 INFO L78 Accepts]: Start accepts. Automaton has 10544 states and 14168 transitions. Word has length 281 [2024-11-08 16:30:58,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:30:58,718 INFO L471 AbstractCegarLoop]: Abstraction has 10544 states and 14168 transitions. [2024-11-08 16:30:58,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:30:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 10544 states and 14168 transitions. [2024-11-08 16:30:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:30:58,726 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:30:58,726 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:30:58,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2024-11-08 16:30:58,727 INFO L396 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:30:58,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:30:58,727 INFO L85 PathProgramCache]: Analyzing trace with hash 2019357432, now seen corresponding path program 1 times [2024-11-08 16:30:58,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:30:58,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196856288] [2024-11-08 16:30:58,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:30:58,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:30:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:00,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:31:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:00,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:31:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:00,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:00,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196856288] [2024-11-08 16:31:00,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196856288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:00,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:00,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:31:00,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508981851] [2024-11-08 16:31:00,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:00,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:31:00,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:00,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:31:00,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:31:00,090 INFO L87 Difference]: Start difference. First operand 10544 states and 14168 transitions. Second operand has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:01,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:01,787 INFO L93 Difference]: Finished difference Result 17527 states and 23849 transitions. [2024-11-08 16:31:01,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:31:01,788 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:31:01,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:31:01,797 INFO L225 Difference]: With dead ends: 17527 [2024-11-08 16:31:01,797 INFO L226 Difference]: Without dead ends: 11544 [2024-11-08 16:31:01,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:31:01,802 INFO L432 NwaCegarLoop]: 1020 mSDtfsCounter, 991 mSDsluCounter, 7942 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 8962 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:31:01,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [991 Valid, 8962 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 16:31:01,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11544 states. [2024-11-08 16:31:01,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11544 to 10592. [2024-11-08 16:31:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10592 states, 10548 states have (on average 1.3403488813045128) internal successors, (14138), 10548 states have internal predecessors, (14138), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:31:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10592 states to 10592 states and 14222 transitions. [2024-11-08 16:31:01,921 INFO L78 Accepts]: Start accepts. Automaton has 10592 states and 14222 transitions. Word has length 281 [2024-11-08 16:31:01,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:31:01,921 INFO L471 AbstractCegarLoop]: Abstraction has 10592 states and 14222 transitions. [2024-11-08 16:31:01,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 10592 states and 14222 transitions. [2024-11-08 16:31:01,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-08 16:31:01,926 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:31:01,926 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:31:01,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2024-11-08 16:31:01,926 INFO L396 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:31:01,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:01,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1767711573, now seen corresponding path program 1 times [2024-11-08 16:31:01,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:01,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215613574] [2024-11-08 16:31:01,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:01,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:03,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:31:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:03,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:31:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:03,394 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:03,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:03,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215613574] [2024-11-08 16:31:03,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215613574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:03,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:03,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:31:03,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549807140] [2024-11-08 16:31:03,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:03,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:31:03,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:03,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:31:03,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:31:03,396 INFO L87 Difference]: Start difference. First operand 10592 states and 14222 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:04,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:04,804 INFO L93 Difference]: Finished difference Result 15996 states and 21457 transitions. [2024-11-08 16:31:04,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:31:04,805 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-08 16:31:04,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:31:04,812 INFO L225 Difference]: With dead ends: 15996 [2024-11-08 16:31:04,812 INFO L226 Difference]: Without dead ends: 6469 [2024-11-08 16:31:04,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:31:04,817 INFO L432 NwaCegarLoop]: 864 mSDtfsCounter, 1673 mSDsluCounter, 3623 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1673 SdHoareTripleChecker+Valid, 4487 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:31:04,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1673 Valid, 4487 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 16:31:04,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6469 states. [2024-11-08 16:31:04,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6469 to 6469. [2024-11-08 16:31:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6469 states, 6431 states have (on average 1.3333851656041051) internal successors, (8575), 6431 states have internal predecessors, (8575), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:31:04,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6469 states to 6469 states and 8647 transitions. [2024-11-08 16:31:04,947 INFO L78 Accepts]: Start accepts. Automaton has 6469 states and 8647 transitions. Word has length 281 [2024-11-08 16:31:04,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:31:04,947 INFO L471 AbstractCegarLoop]: Abstraction has 6469 states and 8647 transitions. [2024-11-08 16:31:04,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 6469 states and 8647 transitions. [2024-11-08 16:31:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-08 16:31:04,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:31:04,951 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:31:04,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2024-11-08 16:31:04,951 INFO L396 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:31:04,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:04,951 INFO L85 PathProgramCache]: Analyzing trace with hash -260978597, now seen corresponding path program 1 times [2024-11-08 16:31:04,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:04,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130496491] [2024-11-08 16:31:04,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:04,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:06,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:31:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:06,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:31:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:06,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:06,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130496491] [2024-11-08 16:31:06,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130496491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:06,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:06,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:31:06,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980311849] [2024-11-08 16:31:06,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:06,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:31:06,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:06,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:31:06,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:31:06,256 INFO L87 Difference]: Start difference. First operand 6469 states and 8647 transitions. Second operand has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:07,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:07,900 INFO L93 Difference]: Finished difference Result 15722 states and 21464 transitions. [2024-11-08 16:31:07,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 16:31:07,900 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 282 [2024-11-08 16:31:07,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:31:07,913 INFO L225 Difference]: With dead ends: 15722 [2024-11-08 16:31:07,914 INFO L226 Difference]: Without dead ends: 12842 [2024-11-08 16:31:07,919 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2024-11-08 16:31:07,920 INFO L432 NwaCegarLoop]: 1214 mSDtfsCounter, 5251 mSDsluCounter, 9799 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5253 SdHoareTripleChecker+Valid, 11013 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:31:07,920 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5253 Valid, 11013 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 16:31:07,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12842 states. [2024-11-08 16:31:08,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12842 to 9771. [2024-11-08 16:31:08,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9771 states, 9724 states have (on average 1.3451254627725215) internal successors, (13080), 9724 states have internal predecessors, (13080), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-08 16:31:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9771 states to 9771 states and 13170 transitions. [2024-11-08 16:31:08,044 INFO L78 Accepts]: Start accepts. Automaton has 9771 states and 13170 transitions. Word has length 282 [2024-11-08 16:31:08,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:31:08,044 INFO L471 AbstractCegarLoop]: Abstraction has 9771 states and 13170 transitions. [2024-11-08 16:31:08,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:08,044 INFO L276 IsEmpty]: Start isEmpty. Operand 9771 states and 13170 transitions. [2024-11-08 16:31:08,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-08 16:31:08,048 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:31:08,048 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:31:08,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2024-11-08 16:31:08,048 INFO L396 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:31:08,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:08,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1062205043, now seen corresponding path program 1 times [2024-11-08 16:31:08,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:08,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281322961] [2024-11-08 16:31:08,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:08,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:09,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:31:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:09,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:31:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:09,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:09,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281322961] [2024-11-08 16:31:09,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281322961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:09,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:09,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:31:09,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872417175] [2024-11-08 16:31:09,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:09,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:31:09,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:09,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:31:09,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:31:09,843 INFO L87 Difference]: Start difference. First operand 9771 states and 13170 transitions. Second operand has 10 states, 10 states have (on average 27.5) internal successors, (275), 10 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:10,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:10,883 INFO L93 Difference]: Finished difference Result 11826 states and 15962 transitions. [2024-11-08 16:31:10,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:31:10,883 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.5) internal successors, (275), 10 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 282 [2024-11-08 16:31:10,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:31:10,890 INFO L225 Difference]: With dead ends: 11826 [2024-11-08 16:31:10,890 INFO L226 Difference]: Without dead ends: 8506 [2024-11-08 16:31:10,893 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-08 16:31:10,893 INFO L432 NwaCegarLoop]: 957 mSDtfsCounter, 1758 mSDsluCounter, 6671 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1760 SdHoareTripleChecker+Valid, 7628 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:31:10,893 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1760 Valid, 7628 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:31:10,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8506 states. [2024-11-08 16:31:10,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8506 to 6457. [2024-11-08 16:31:10,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6457 states, 6419 states have (on average 1.3333852625019473) internal successors, (8559), 6419 states have internal predecessors, (8559), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:31:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6457 states to 6457 states and 8631 transitions. [2024-11-08 16:31:10,980 INFO L78 Accepts]: Start accepts. Automaton has 6457 states and 8631 transitions. Word has length 282 [2024-11-08 16:31:10,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:31:10,980 INFO L471 AbstractCegarLoop]: Abstraction has 6457 states and 8631 transitions. [2024-11-08 16:31:10,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.5) internal successors, (275), 10 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:10,980 INFO L276 IsEmpty]: Start isEmpty. Operand 6457 states and 8631 transitions. [2024-11-08 16:31:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-08 16:31:10,983 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:31:10,984 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:31:10,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2024-11-08 16:31:10,984 INFO L396 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:31:10,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:10,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1863429683, now seen corresponding path program 1 times [2024-11-08 16:31:10,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:10,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929877072] [2024-11-08 16:31:10,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:10,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:12,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:31:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:12,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:31:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:12,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:12,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929877072] [2024-11-08 16:31:12,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929877072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:12,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:12,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:31:12,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581856362] [2024-11-08 16:31:12,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:12,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:31:12,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:12,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:31:12,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:31:12,479 INFO L87 Difference]: Start difference. First operand 6457 states and 8631 transitions. Second operand has 10 states, 10 states have (on average 27.5) internal successors, (275), 10 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:14,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:14,853 INFO L93 Difference]: Finished difference Result 13882 states and 18729 transitions. [2024-11-08 16:31:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:31:14,853 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.5) internal successors, (275), 10 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 282 [2024-11-08 16:31:14,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:31:14,862 INFO L225 Difference]: With dead ends: 13882 [2024-11-08 16:31:14,862 INFO L226 Difference]: Without dead ends: 11450 [2024-11-08 16:31:14,865 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:31:14,865 INFO L432 NwaCegarLoop]: 1495 mSDtfsCounter, 2201 mSDsluCounter, 8488 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2201 SdHoareTripleChecker+Valid, 9983 SdHoareTripleChecker+Invalid, 1101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:31:14,865 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2201 Valid, 9983 Invalid, 1101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-08 16:31:14,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11450 states. [2024-11-08 16:31:14,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11450 to 6593. [2024-11-08 16:31:14,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6593 states, 6555 states have (on average 1.3368421052631578) internal successors, (8763), 6555 states have internal predecessors, (8763), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:31:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6593 states to 6593 states and 8835 transitions. [2024-11-08 16:31:14,965 INFO L78 Accepts]: Start accepts. Automaton has 6593 states and 8835 transitions. Word has length 282 [2024-11-08 16:31:14,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:31:14,966 INFO L471 AbstractCegarLoop]: Abstraction has 6593 states and 8835 transitions. [2024-11-08 16:31:14,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.5) internal successors, (275), 10 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:14,966 INFO L276 IsEmpty]: Start isEmpty. Operand 6593 states and 8835 transitions. [2024-11-08 16:31:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-08 16:31:14,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:31:14,969 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:31:14,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2024-11-08 16:31:14,969 INFO L396 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:31:14,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:14,970 INFO L85 PathProgramCache]: Analyzing trace with hash -247387567, now seen corresponding path program 1 times [2024-11-08 16:31:14,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:14,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625911420] [2024-11-08 16:31:14,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:14,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:16,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:31:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:16,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:31:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:16,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:16,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625911420] [2024-11-08 16:31:16,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625911420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:16,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:16,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:31:16,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473126000] [2024-11-08 16:31:16,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:16,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:31:16,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:16,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:31:16,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:31:16,538 INFO L87 Difference]: Start difference. First operand 6593 states and 8835 transitions. Second operand has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:17,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:17,467 INFO L93 Difference]: Finished difference Result 9886 states and 13454 transitions. [2024-11-08 16:31:17,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:31:17,468 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-08 16:31:17,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:31:17,473 INFO L225 Difference]: With dead ends: 9886 [2024-11-08 16:31:17,474 INFO L226 Difference]: Without dead ends: 6593 [2024-11-08 16:31:17,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:31:17,477 INFO L432 NwaCegarLoop]: 963 mSDtfsCounter, 1291 mSDsluCounter, 8576 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1293 SdHoareTripleChecker+Valid, 9539 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:31:17,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1293 Valid, 9539 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:31:17,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6593 states. [2024-11-08 16:31:17,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6593 to 6593. [2024-11-08 16:31:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6593 states, 6555 states have (on average 1.3365369946605645) internal successors, (8761), 6555 states have internal predecessors, (8761), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:31:17,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6593 states to 6593 states and 8833 transitions. [2024-11-08 16:31:17,602 INFO L78 Accepts]: Start accepts. Automaton has 6593 states and 8833 transitions. Word has length 283 [2024-11-08 16:31:17,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:31:17,603 INFO L471 AbstractCegarLoop]: Abstraction has 6593 states and 8833 transitions. [2024-11-08 16:31:17,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:31:17,603 INFO L276 IsEmpty]: Start isEmpty. Operand 6593 states and 8833 transitions. [2024-11-08 16:31:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-08 16:31:17,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:31:17,608 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:31:17,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2024-11-08 16:31:17,609 INFO L396 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:31:17,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:17,609 INFO L85 PathProgramCache]: Analyzing trace with hash 342801254, now seen corresponding path program 1 times [2024-11-08 16:31:17,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:17,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424941024] [2024-11-08 16:31:17,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:17,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:19,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:31:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:31:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:19,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:31:19,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:19,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424941024] [2024-11-08 16:31:19,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424941024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:19,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:19,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:31:19,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155438740] [2024-11-08 16:31:19,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:19,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:31:19,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:19,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:31:19,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:31:19,150 INFO L87 Difference]: Start difference. First operand 6593 states and 8833 transitions. Second operand has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:31:23,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:24,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:28,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:32,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:37,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:38,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:42,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:46,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:51,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:55,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:31:57,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:02,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:03,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:08,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:12,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:14,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:14,465 INFO L93 Difference]: Finished difference Result 10569 states and 14372 transitions. [2024-11-08 16:32:14,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:32:14,466 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 283 [2024-11-08 16:32:14,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:14,472 INFO L225 Difference]: With dead ends: 10569 [2024-11-08 16:32:14,472 INFO L226 Difference]: Without dead ends: 7282 [2024-11-08 16:32:14,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:32:14,475 INFO L432 NwaCegarLoop]: 870 mSDtfsCounter, 2058 mSDsluCounter, 6880 mSDsCounter, 0 mSdLazyCounter, 989 mSolverCounterSat, 17 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2059 SdHoareTripleChecker+Valid, 7750 SdHoareTripleChecker+Invalid, 1015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 989 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:14,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2059 Valid, 7750 Invalid, 1015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 989 Invalid, 9 Unknown, 0 Unchecked, 54.8s Time] [2024-11-08 16:32:14,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7282 states. [2024-11-08 16:32:14,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7282 to 6619. [2024-11-08 16:32:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6619 states, 6581 states have (on average 1.3352074152864306) internal successors, (8787), 6581 states have internal predecessors, (8787), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6619 states to 6619 states and 8859 transitions. [2024-11-08 16:32:14,566 INFO L78 Accepts]: Start accepts. Automaton has 6619 states and 8859 transitions. Word has length 283 [2024-11-08 16:32:14,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:14,566 INFO L471 AbstractCegarLoop]: Abstraction has 6619 states and 8859 transitions. [2024-11-08 16:32:14,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:32:14,566 INFO L276 IsEmpty]: Start isEmpty. Operand 6619 states and 8859 transitions. [2024-11-08 16:32:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-08 16:32:14,569 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:14,570 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:14,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2024-11-08 16:32:14,570 INFO L396 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:14,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:14,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1391924830, now seen corresponding path program 1 times [2024-11-08 16:32:14,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:14,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373466524] [2024-11-08 16:32:14,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:14,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:15,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:32:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:15,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:32:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:15,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:15,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373466524] [2024-11-08 16:32:15,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373466524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:15,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:15,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:32:15,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047892254] [2024-11-08 16:32:15,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:15,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:32:15,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:15,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:32:15,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:32:15,592 INFO L87 Difference]: Start difference. First operand 6619 states and 8859 transitions. Second operand has 9 states, 9 states have (on average 30.666666666666668) internal successors, (276), 9 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:17,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:17,064 INFO L93 Difference]: Finished difference Result 9928 states and 13488 transitions. [2024-11-08 16:32:17,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:32:17,065 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.666666666666668) internal successors, (276), 9 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-08 16:32:17,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:17,070 INFO L225 Difference]: With dead ends: 9928 [2024-11-08 16:32:17,070 INFO L226 Difference]: Without dead ends: 6635 [2024-11-08 16:32:17,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:32:17,073 INFO L432 NwaCegarLoop]: 882 mSDtfsCounter, 1574 mSDsluCounter, 5252 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 6134 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:17,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1576 Valid, 6134 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 16:32:17,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6635 states. [2024-11-08 16:32:17,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6635 to 6547. [2024-11-08 16:32:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6547 states, 6509 states have (on average 1.3364572130895682) internal successors, (8699), 6509 states have internal predecessors, (8699), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6547 states to 6547 states and 8771 transitions. [2024-11-08 16:32:17,193 INFO L78 Accepts]: Start accepts. Automaton has 6547 states and 8771 transitions. Word has length 283 [2024-11-08 16:32:17,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:17,193 INFO L471 AbstractCegarLoop]: Abstraction has 6547 states and 8771 transitions. [2024-11-08 16:32:17,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.666666666666668) internal successors, (276), 9 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6547 states and 8771 transitions. [2024-11-08 16:32:17,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:17,196 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:17,196 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:17,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2024-11-08 16:32:17,197 INFO L396 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:17,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:17,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1303414740, now seen corresponding path program 1 times [2024-11-08 16:32:17,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:17,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428019986] [2024-11-08 16:32:17,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:17,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:18,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:32:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:18,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:32:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:18,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:18,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:18,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428019986] [2024-11-08 16:32:18,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428019986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:18,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:18,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:32:18,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995058460] [2024-11-08 16:32:18,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:18,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:32:18,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:18,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:32:18,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:32:18,644 INFO L87 Difference]: Start difference. First operand 6547 states and 8771 transitions. Second operand has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:19,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:19,678 INFO L93 Difference]: Finished difference Result 9962 states and 13530 transitions. [2024-11-08 16:32:19,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:32:19,678 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:19,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:19,684 INFO L225 Difference]: With dead ends: 9962 [2024-11-08 16:32:19,684 INFO L226 Difference]: Without dead ends: 6911 [2024-11-08 16:32:19,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:32:19,687 INFO L432 NwaCegarLoop]: 946 mSDtfsCounter, 1875 mSDsluCounter, 6894 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1877 SdHoareTripleChecker+Valid, 7840 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:19,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1877 Valid, 7840 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:32:19,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6911 states. [2024-11-08 16:32:19,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6911 to 6829. [2024-11-08 16:32:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6829 states, 6791 states have (on average 1.3313208658518627) internal successors, (9041), 6791 states have internal predecessors, (9041), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6829 states to 6829 states and 9113 transitions. [2024-11-08 16:32:19,773 INFO L78 Accepts]: Start accepts. Automaton has 6829 states and 9113 transitions. Word has length 284 [2024-11-08 16:32:19,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:19,773 INFO L471 AbstractCegarLoop]: Abstraction has 6829 states and 9113 transitions. [2024-11-08 16:32:19,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand 6829 states and 9113 transitions. [2024-11-08 16:32:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:19,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:19,777 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:19,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2024-11-08 16:32:19,777 INFO L396 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:19,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:19,777 INFO L85 PathProgramCache]: Analyzing trace with hash 19768900, now seen corresponding path program 1 times [2024-11-08 16:32:19,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:19,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402795197] [2024-11-08 16:32:19,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:19,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:21,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:32:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:21,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:32:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:21,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:21,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:21,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402795197] [2024-11-08 16:32:21,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402795197] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:21,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:21,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:32:21,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692122691] [2024-11-08 16:32:21,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:21,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:32:21,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:21,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:32:21,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:32:21,298 INFO L87 Difference]: Start difference. First operand 6829 states and 9113 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:22,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:22,658 INFO L93 Difference]: Finished difference Result 10306 states and 13944 transitions. [2024-11-08 16:32:22,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:32:22,659 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:22,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:22,669 INFO L225 Difference]: With dead ends: 10306 [2024-11-08 16:32:22,669 INFO L226 Difference]: Without dead ends: 7221 [2024-11-08 16:32:22,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:32:22,673 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 1489 mSDsluCounter, 7661 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 8611 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:22,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1491 Valid, 8611 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 16:32:22,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7221 states. [2024-11-08 16:32:22,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7221 to 7117. [2024-11-08 16:32:22,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7117 states, 7079 states have (on average 1.3260347506709986) internal successors, (9387), 7079 states have internal predecessors, (9387), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7117 states to 7117 states and 9459 transitions. [2024-11-08 16:32:22,833 INFO L78 Accepts]: Start accepts. Automaton has 7117 states and 9459 transitions. Word has length 284 [2024-11-08 16:32:22,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:22,834 INFO L471 AbstractCegarLoop]: Abstraction has 7117 states and 9459 transitions. [2024-11-08 16:32:22,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:22,834 INFO L276 IsEmpty]: Start isEmpty. Operand 7117 states and 9459 transitions. [2024-11-08 16:32:22,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:22,838 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:22,838 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:22,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2024-11-08 16:32:22,838 INFO L396 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:22,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:22,838 INFO L85 PathProgramCache]: Analyzing trace with hash -734011165, now seen corresponding path program 1 times [2024-11-08 16:32:22,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:22,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212171797] [2024-11-08 16:32:22,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:23,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:32:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:23,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:32:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:23,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:23,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212171797] [2024-11-08 16:32:23,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212171797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:23,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:23,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:32:23,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913145138] [2024-11-08 16:32:23,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:23,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:32:23,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:23,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:32:23,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:32:23,567 INFO L87 Difference]: Start difference. First operand 7117 states and 9459 transitions. Second operand has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:24,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:24,111 INFO L93 Difference]: Finished difference Result 9609 states and 12958 transitions. [2024-11-08 16:32:24,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:32:24,112 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:24,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:24,118 INFO L225 Difference]: With dead ends: 9609 [2024-11-08 16:32:24,119 INFO L226 Difference]: Without dead ends: 7131 [2024-11-08 16:32:24,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:32:24,121 INFO L432 NwaCegarLoop]: 904 mSDtfsCounter, 733 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 733 SdHoareTripleChecker+Valid, 2698 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:24,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [733 Valid, 2698 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:32:24,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7131 states. [2024-11-08 16:32:24,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7131 to 7127. [2024-11-08 16:32:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7127 states, 7089 states have (on average 1.3258569614896318) internal successors, (9399), 7089 states have internal predecessors, (9399), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7127 states to 7127 states and 9471 transitions. [2024-11-08 16:32:24,214 INFO L78 Accepts]: Start accepts. Automaton has 7127 states and 9471 transitions. Word has length 284 [2024-11-08 16:32:24,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:24,215 INFO L471 AbstractCegarLoop]: Abstraction has 7127 states and 9471 transitions. [2024-11-08 16:32:24,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:24,215 INFO L276 IsEmpty]: Start isEmpty. Operand 7127 states and 9471 transitions. [2024-11-08 16:32:24,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:24,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:24,220 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:24,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2024-11-08 16:32:24,221 INFO L396 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:24,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:24,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1642550460, now seen corresponding path program 1 times [2024-11-08 16:32:24,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:24,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260430468] [2024-11-08 16:32:24,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:24,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:24,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:32:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:24,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:32:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:24,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:24,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260430468] [2024-11-08 16:32:24,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260430468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:24,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:24,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:32:24,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455986037] [2024-11-08 16:32:24,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:24,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:32:24,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:24,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:32:24,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:32:24,843 INFO L87 Difference]: Start difference. First operand 7127 states and 9471 transitions. Second operand has 6 states, 6 states have (on average 46.166666666666664) internal successors, (277), 6 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:25,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:25,039 INFO L93 Difference]: Finished difference Result 10128 states and 13730 transitions. [2024-11-08 16:32:25,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:32:25,040 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 46.166666666666664) internal successors, (277), 6 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:25,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:25,046 INFO L225 Difference]: With dead ends: 10128 [2024-11-08 16:32:25,046 INFO L226 Difference]: Without dead ends: 7131 [2024-11-08 16:32:25,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:32:25,049 INFO L432 NwaCegarLoop]: 969 mSDtfsCounter, 777 mSDsluCounter, 2902 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 3871 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:25,050 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [777 Valid, 3871 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:32:25,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7131 states. [2024-11-08 16:32:25,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7131 to 7131. [2024-11-08 16:32:25,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7131 states, 7093 states have (on average 1.32510926265332) internal successors, (9399), 7093 states have internal predecessors, (9399), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7131 states to 7131 states and 9471 transitions. [2024-11-08 16:32:25,144 INFO L78 Accepts]: Start accepts. Automaton has 7131 states and 9471 transitions. Word has length 284 [2024-11-08 16:32:25,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:25,145 INFO L471 AbstractCegarLoop]: Abstraction has 7131 states and 9471 transitions. [2024-11-08 16:32:25,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 46.166666666666664) internal successors, (277), 6 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7131 states and 9471 transitions. [2024-11-08 16:32:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:25,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:25,148 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:25,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2024-11-08 16:32:25,149 INFO L396 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:25,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:25,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1709049390, now seen corresponding path program 1 times [2024-11-08 16:32:25,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:25,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408590575] [2024-11-08 16:32:25,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:25,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:26,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:32:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:26,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:32:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:26,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:26,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:26,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408590575] [2024-11-08 16:32:26,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408590575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:26,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:26,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:32:26,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544721614] [2024-11-08 16:32:26,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:26,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:32:26,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:26,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:32:26,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:32:26,925 INFO L87 Difference]: Start difference. First operand 7131 states and 9471 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:28,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:28,317 INFO L93 Difference]: Finished difference Result 14376 states and 18988 transitions. [2024-11-08 16:32:28,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:32:28,318 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:28,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:28,325 INFO L225 Difference]: With dead ends: 14376 [2024-11-08 16:32:28,325 INFO L226 Difference]: Without dead ends: 8841 [2024-11-08 16:32:28,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-08 16:32:28,330 INFO L432 NwaCegarLoop]: 935 mSDtfsCounter, 1385 mSDsluCounter, 7343 mSDsCounter, 0 mSdLazyCounter, 364 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 8278 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:28,330 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1385 Valid, 8278 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 364 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 16:32:28,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2024-11-08 16:32:28,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 7707. [2024-11-08 16:32:28,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7707 states, 7669 states have (on average 1.3309427565523537) internal successors, (10207), 7669 states have internal predecessors, (10207), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7707 states to 7707 states and 10279 transitions. [2024-11-08 16:32:28,440 INFO L78 Accepts]: Start accepts. Automaton has 7707 states and 10279 transitions. Word has length 284 [2024-11-08 16:32:28,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:28,440 INFO L471 AbstractCegarLoop]: Abstraction has 7707 states and 10279 transitions. [2024-11-08 16:32:28,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 7707 states and 10279 transitions. [2024-11-08 16:32:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:28,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:28,444 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:28,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2024-11-08 16:32:28,444 INFO L396 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:28,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:28,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1397179055, now seen corresponding path program 1 times [2024-11-08 16:32:28,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:28,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286691736] [2024-11-08 16:32:28,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:28,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:29,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:32:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:29,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:32:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:29,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:29,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:29,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286691736] [2024-11-08 16:32:29,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286691736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:29,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:29,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:32:29,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205397150] [2024-11-08 16:32:29,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:29,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:32:29,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:29,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:32:29,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:32:29,846 INFO L87 Difference]: Start difference. First operand 7707 states and 10279 transitions. Second operand has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:30,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:30,849 INFO L93 Difference]: Finished difference Result 10930 states and 14830 transitions. [2024-11-08 16:32:30,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:32:30,849 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:30,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:30,856 INFO L225 Difference]: With dead ends: 10930 [2024-11-08 16:32:30,856 INFO L226 Difference]: Without dead ends: 7721 [2024-11-08 16:32:30,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-08 16:32:30,859 INFO L432 NwaCegarLoop]: 940 mSDtfsCounter, 1257 mSDsluCounter, 6549 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 7489 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:30,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1259 Valid, 7489 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:32:30,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7721 states. [2024-11-08 16:32:30,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7721 to 7419. [2024-11-08 16:32:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7419 states, 7381 states have (on average 1.335726866278282) internal successors, (9859), 7381 states have internal predecessors, (9859), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7419 states to 7419 states and 9931 transitions. [2024-11-08 16:32:30,955 INFO L78 Accepts]: Start accepts. Automaton has 7419 states and 9931 transitions. Word has length 284 [2024-11-08 16:32:30,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:30,955 INFO L471 AbstractCegarLoop]: Abstraction has 7419 states and 9931 transitions. [2024-11-08 16:32:30,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:30,955 INFO L276 IsEmpty]: Start isEmpty. Operand 7419 states and 9931 transitions. [2024-11-08 16:32:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:30,958 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:30,958 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:30,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2024-11-08 16:32:30,959 INFO L396 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:30,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:30,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1892788655, now seen corresponding path program 1 times [2024-11-08 16:32:30,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:30,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913144979] [2024-11-08 16:32:30,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:30,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:32,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:32:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:32,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:32:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:32,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:32,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913144979] [2024-11-08 16:32:32,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913144979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:32,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:32,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 16:32:32,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772885637] [2024-11-08 16:32:32,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:32,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:32:32,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:32,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:32:32,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:32:32,971 INFO L87 Difference]: Start difference. First operand 7419 states and 9931 transitions. Second operand has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:34,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:34,324 INFO L93 Difference]: Finished difference Result 10676 states and 14522 transitions. [2024-11-08 16:32:34,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 16:32:34,324 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:32:34,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:34,330 INFO L225 Difference]: With dead ends: 10676 [2024-11-08 16:32:34,330 INFO L226 Difference]: Without dead ends: 7433 [2024-11-08 16:32:34,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2024-11-08 16:32:34,333 INFO L432 NwaCegarLoop]: 940 mSDtfsCounter, 1678 mSDsluCounter, 8428 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 9368 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:34,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1680 Valid, 9368 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 16:32:34,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7433 states. [2024-11-08 16:32:34,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7433 to 7125. [2024-11-08 16:32:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7125 states, 7087 states have (on average 1.3409058840129815) internal successors, (9503), 7087 states have internal predecessors, (9503), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:32:34,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7125 states to 7125 states and 9575 transitions. [2024-11-08 16:32:34,422 INFO L78 Accepts]: Start accepts. Automaton has 7125 states and 9575 transitions. Word has length 284 [2024-11-08 16:32:34,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:34,422 INFO L471 AbstractCegarLoop]: Abstraction has 7125 states and 9575 transitions. [2024-11-08 16:32:34,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:32:34,423 INFO L276 IsEmpty]: Start isEmpty. Operand 7125 states and 9575 transitions. [2024-11-08 16:32:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:32:34,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:34,426 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:34,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2024-11-08 16:32:34,426 INFO L396 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:32:34,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:34,427 INFO L85 PathProgramCache]: Analyzing trace with hash -299153435, now seen corresponding path program 1 times [2024-11-08 16:32:34,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:34,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235958628] [2024-11-08 16:32:34,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:34,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:35,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:32:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:35,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:32:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:32:35,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:35,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235958628] [2024-11-08 16:32:35,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235958628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:35,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:35,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:32:35,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556584901] [2024-11-08 16:32:35,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:35,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:32:35,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:35,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:32:35,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:32:35,822 INFO L87 Difference]: Start difference. First operand 7125 states and 9575 transitions. Second operand has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:32:39,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:44,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:46,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:51,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:55,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:32:56,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:00,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:05,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:09,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:13,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:18,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:22,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:26,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:31,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:32,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:32,733 INFO L93 Difference]: Finished difference Result 11193 states and 15244 transitions. [2024-11-08 16:33:32,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:33:32,734 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-08 16:33:32,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:32,741 INFO L225 Difference]: With dead ends: 11193 [2024-11-08 16:33:32,742 INFO L226 Difference]: Without dead ends: 7804 [2024-11-08 16:33:32,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:33:32,745 INFO L432 NwaCegarLoop]: 864 mSDtfsCounter, 3433 mSDsluCounter, 6824 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 20 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3434 SdHoareTripleChecker+Valid, 7688 SdHoareTripleChecker+Invalid, 1066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:32,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3434 Valid, 7688 Invalid, 1066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1034 Invalid, 12 Unknown, 0 Unchecked, 56.4s Time] [2024-11-08 16:33:32,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2024-11-08 16:33:32,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 7157. [2024-11-08 16:33:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 7119 states have (on average 1.3407781991852787) internal successors, (9545), 7119 states have internal predecessors, (9545), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 9617 transitions. [2024-11-08 16:33:32,851 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 9617 transitions. Word has length 284 [2024-11-08 16:33:32,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:32,851 INFO L471 AbstractCegarLoop]: Abstraction has 7157 states and 9617 transitions. [2024-11-08 16:33:32,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:33:32,852 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 9617 transitions. [2024-11-08 16:33:32,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:33:32,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:32,856 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:32,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2024-11-08 16:33:32,856 INFO L396 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:32,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:32,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1982094391, now seen corresponding path program 1 times [2024-11-08 16:33:32,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:32,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739664304] [2024-11-08 16:33:32,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:32,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:34,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:33:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:34,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:33:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:34,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:34,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739664304] [2024-11-08 16:33:34,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739664304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:34,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:34,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:33:34,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453671803] [2024-11-08 16:33:34,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:34,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:33:34,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:34,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:33:34,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:33:34,338 INFO L87 Difference]: Start difference. First operand 7157 states and 9617 transitions. Second operand has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:35,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:35,447 INFO L93 Difference]: Finished difference Result 10808 states and 14706 transitions. [2024-11-08 16:33:35,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:33:35,448 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:33:35,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:35,455 INFO L225 Difference]: With dead ends: 10808 [2024-11-08 16:33:35,455 INFO L226 Difference]: Without dead ends: 7521 [2024-11-08 16:33:35,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:33:35,458 INFO L432 NwaCegarLoop]: 945 mSDtfsCounter, 2139 mSDsluCounter, 5645 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2141 SdHoareTripleChecker+Valid, 6590 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:35,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2141 Valid, 6590 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:33:35,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7521 states. [2024-11-08 16:33:35,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7521 to 7247. [2024-11-08 16:33:35,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7247 states, 7209 states have (on average 1.3381883756415591) internal successors, (9647), 7209 states have internal predecessors, (9647), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7247 states to 7247 states and 9719 transitions. [2024-11-08 16:33:35,557 INFO L78 Accepts]: Start accepts. Automaton has 7247 states and 9719 transitions. Word has length 284 [2024-11-08 16:33:35,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:35,557 INFO L471 AbstractCegarLoop]: Abstraction has 7247 states and 9719 transitions. [2024-11-08 16:33:35,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 7247 states and 9719 transitions. [2024-11-08 16:33:35,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:33:35,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:35,562 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:35,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2024-11-08 16:33:35,562 INFO L396 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:35,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:35,562 INFO L85 PathProgramCache]: Analyzing trace with hash -211365125, now seen corresponding path program 1 times [2024-11-08 16:33:35,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:35,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447691516] [2024-11-08 16:33:35,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:35,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:36,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:33:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:36,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:33:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:36,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:36,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:36,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447691516] [2024-11-08 16:33:36,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447691516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:36,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:36,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:33:36,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353380874] [2024-11-08 16:33:36,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:36,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:33:36,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:36,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:33:36,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:33:36,848 INFO L87 Difference]: Start difference. First operand 7247 states and 9719 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:38,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:38,258 INFO L93 Difference]: Finished difference Result 11442 states and 15468 transitions. [2024-11-08 16:33:38,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:33:38,258 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:33:38,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:38,264 INFO L225 Difference]: With dead ends: 11442 [2024-11-08 16:33:38,265 INFO L226 Difference]: Without dead ends: 7989 [2024-11-08 16:33:38,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:33:38,268 INFO L432 NwaCegarLoop]: 931 mSDtfsCounter, 1134 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 458 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1134 SdHoareTripleChecker+Valid, 8300 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:38,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1134 Valid, 8300 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 458 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 16:33:38,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7989 states. [2024-11-08 16:33:38,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7989 to 7229. [2024-11-08 16:33:38,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7229 states, 7191 states have (on average 1.3376442775691837) internal successors, (9619), 7191 states have internal predecessors, (9619), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:38,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7229 states to 7229 states and 9691 transitions. [2024-11-08 16:33:38,366 INFO L78 Accepts]: Start accepts. Automaton has 7229 states and 9691 transitions. Word has length 284 [2024-11-08 16:33:38,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:38,366 INFO L471 AbstractCegarLoop]: Abstraction has 7229 states and 9691 transitions. [2024-11-08 16:33:38,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 7229 states and 9691 transitions. [2024-11-08 16:33:38,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:33:38,370 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:38,370 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:38,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2024-11-08 16:33:38,370 INFO L396 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:38,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:38,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1789004030, now seen corresponding path program 1 times [2024-11-08 16:33:38,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:38,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236103624] [2024-11-08 16:33:38,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:38,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:38,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:33:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:38,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:33:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:38,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:38,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:38,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236103624] [2024-11-08 16:33:38,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236103624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:38,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:38,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:33:38,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711037942] [2024-11-08 16:33:38,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:38,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:33:38,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:38,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:33:38,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:33:38,797 INFO L87 Difference]: Start difference. First operand 7229 states and 9691 transitions. Second operand has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:38,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:38,933 INFO L93 Difference]: Finished difference Result 11390 states and 15374 transitions. [2024-11-08 16:33:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:33:38,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:33:38,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:38,942 INFO L225 Difference]: With dead ends: 11390 [2024-11-08 16:33:38,942 INFO L226 Difference]: Without dead ends: 7317 [2024-11-08 16:33:38,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:33:38,947 INFO L432 NwaCegarLoop]: 970 mSDtfsCounter, 2 mSDsluCounter, 2896 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3866 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:38,947 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3866 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:33:38,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7317 states. [2024-11-08 16:33:39,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7317 to 7295. [2024-11-08 16:33:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7295 states, 7257 states have (on average 1.3356758991318727) internal successors, (9693), 7257 states have internal predecessors, (9693), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:39,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7295 states to 7295 states and 9765 transitions. [2024-11-08 16:33:39,072 INFO L78 Accepts]: Start accepts. Automaton has 7295 states and 9765 transitions. Word has length 284 [2024-11-08 16:33:39,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:39,072 INFO L471 AbstractCegarLoop]: Abstraction has 7295 states and 9765 transitions. [2024-11-08 16:33:39,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:39,072 INFO L276 IsEmpty]: Start isEmpty. Operand 7295 states and 9765 transitions. [2024-11-08 16:33:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:33:39,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:39,076 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:39,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2024-11-08 16:33:39,076 INFO L396 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:39,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:39,076 INFO L85 PathProgramCache]: Analyzing trace with hash 488428034, now seen corresponding path program 1 times [2024-11-08 16:33:39,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:39,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030850116] [2024-11-08 16:33:39,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:39,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:40,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:33:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:40,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:33:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:40,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:40,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030850116] [2024-11-08 16:33:40,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030850116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:40,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:40,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:33:40,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520509332] [2024-11-08 16:33:40,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:40,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:33:40,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:40,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:33:40,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:33:40,200 INFO L87 Difference]: Start difference. First operand 7295 states and 9765 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:41,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:41,374 INFO L93 Difference]: Finished difference Result 11716 states and 15828 transitions. [2024-11-08 16:33:41,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:33:41,375 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:33:41,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:41,385 INFO L225 Difference]: With dead ends: 11716 [2024-11-08 16:33:41,385 INFO L226 Difference]: Without dead ends: 8489 [2024-11-08 16:33:41,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:33:41,390 INFO L432 NwaCegarLoop]: 1027 mSDtfsCounter, 1062 mSDsluCounter, 6899 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 7926 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:41,394 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1062 Valid, 7926 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:33:41,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8489 states. [2024-11-08 16:33:41,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8489 to 7525. [2024-11-08 16:33:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7525 states, 7487 states have (on average 1.332843595565647) internal successors, (9979), 7487 states have internal predecessors, (9979), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:41,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7525 states to 7525 states and 10051 transitions. [2024-11-08 16:33:41,521 INFO L78 Accepts]: Start accepts. Automaton has 7525 states and 10051 transitions. Word has length 284 [2024-11-08 16:33:41,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:41,521 INFO L471 AbstractCegarLoop]: Abstraction has 7525 states and 10051 transitions. [2024-11-08 16:33:41,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:41,522 INFO L276 IsEmpty]: Start isEmpty. Operand 7525 states and 10051 transitions. [2024-11-08 16:33:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-08 16:33:41,525 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:41,526 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:41,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2024-11-08 16:33:41,526 INFO L396 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:41,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:41,526 INFO L85 PathProgramCache]: Analyzing trace with hash -691221337, now seen corresponding path program 1 times [2024-11-08 16:33:41,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:41,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897880784] [2024-11-08 16:33:41,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:41,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:42,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:33:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:42,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:33:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:42,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:42,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:42,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897880784] [2024-11-08 16:33:42,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897880784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:42,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:42,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:33:42,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674410245] [2024-11-08 16:33:42,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:42,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:33:42,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:42,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:33:42,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:33:42,774 INFO L87 Difference]: Start difference. First operand 7525 states and 10051 transitions. Second operand has 9 states, 9 states have (on average 30.77777777777778) internal successors, (277), 9 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:44,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:44,709 INFO L93 Difference]: Finished difference Result 10876 states and 14750 transitions. [2024-11-08 16:33:44,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:33:44,710 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.77777777777778) internal successors, (277), 9 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-08 16:33:44,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:44,717 INFO L225 Difference]: With dead ends: 10876 [2024-11-08 16:33:44,717 INFO L226 Difference]: Without dead ends: 7537 [2024-11-08 16:33:44,720 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:33:44,721 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 1559 mSDsluCounter, 5240 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1561 SdHoareTripleChecker+Valid, 6120 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:44,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1561 Valid, 6120 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-08 16:33:44,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7537 states. [2024-11-08 16:33:44,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7537 to 7205. [2024-11-08 16:33:44,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7205 states, 7167 states have (on average 1.3382168271243198) internal successors, (9591), 7167 states have internal predecessors, (9591), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7205 states to 7205 states and 9663 transitions. [2024-11-08 16:33:44,839 INFO L78 Accepts]: Start accepts. Automaton has 7205 states and 9663 transitions. Word has length 284 [2024-11-08 16:33:44,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:44,840 INFO L471 AbstractCegarLoop]: Abstraction has 7205 states and 9663 transitions. [2024-11-08 16:33:44,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.77777777777778) internal successors, (277), 9 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 7205 states and 9663 transitions. [2024-11-08 16:33:44,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:33:44,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:44,844 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:44,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2024-11-08 16:33:44,844 INFO L396 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:44,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:44,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1470687119, now seen corresponding path program 1 times [2024-11-08 16:33:44,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:44,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564521604] [2024-11-08 16:33:44,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:44,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:46,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:33:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:46,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:33:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:46,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:46,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:46,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564521604] [2024-11-08 16:33:46,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564521604] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:46,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:46,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:33:46,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256357054] [2024-11-08 16:33:46,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:46,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:33:46,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:46,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:33:46,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:33:46,545 INFO L87 Difference]: Start difference. First operand 7205 states and 9663 transitions. Second operand has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:47,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:47,720 INFO L93 Difference]: Finished difference Result 10754 states and 14600 transitions. [2024-11-08 16:33:47,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:33:47,720 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:33:47,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:47,727 INFO L225 Difference]: With dead ends: 10754 [2024-11-08 16:33:47,727 INFO L226 Difference]: Without dead ends: 7535 [2024-11-08 16:33:47,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:33:47,731 INFO L432 NwaCegarLoop]: 943 mSDtfsCounter, 1731 mSDsluCounter, 7603 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1733 SdHoareTripleChecker+Valid, 8546 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:47,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1733 Valid, 8546 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:33:47,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2024-11-08 16:33:47,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 7511. [2024-11-08 16:33:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7511 states, 7473 states have (on average 1.3326642579954502) internal successors, (9959), 7473 states have internal predecessors, (9959), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:47,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7511 states to 7511 states and 10031 transitions. [2024-11-08 16:33:47,840 INFO L78 Accepts]: Start accepts. Automaton has 7511 states and 10031 transitions. Word has length 285 [2024-11-08 16:33:47,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:47,840 INFO L471 AbstractCegarLoop]: Abstraction has 7511 states and 10031 transitions. [2024-11-08 16:33:47,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 7511 states and 10031 transitions. [2024-11-08 16:33:47,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:33:47,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:47,845 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:47,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2024-11-08 16:33:47,845 INFO L396 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:47,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:47,845 INFO L85 PathProgramCache]: Analyzing trace with hash -426777767, now seen corresponding path program 1 times [2024-11-08 16:33:47,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:47,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711931368] [2024-11-08 16:33:47,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:47,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:49,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:33:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:49,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:33:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:49,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:49,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:49,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711931368] [2024-11-08 16:33:49,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711931368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:49,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:49,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:33:49,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814768653] [2024-11-08 16:33:49,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:49,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:33:49,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:49,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:33:49,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:33:49,307 INFO L87 Difference]: Start difference. First operand 7511 states and 10031 transitions. Second operand has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:50,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:50,621 INFO L93 Difference]: Finished difference Result 11094 states and 15004 transitions. [2024-11-08 16:33:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:33:50,621 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:33:50,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:50,629 INFO L225 Difference]: With dead ends: 11094 [2024-11-08 16:33:50,629 INFO L226 Difference]: Without dead ends: 7861 [2024-11-08 16:33:50,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:33:50,632 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 1410 mSDsluCounter, 7869 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 8821 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:50,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1412 Valid, 8821 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 16:33:50,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7861 states. [2024-11-08 16:33:50,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7861 to 7807. [2024-11-08 16:33:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7807 states, 7769 states have (on average 1.3271978375595315) internal successors, (10311), 7769 states have internal predecessors, (10311), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:33:50,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7807 states to 7807 states and 10383 transitions. [2024-11-08 16:33:50,790 INFO L78 Accepts]: Start accepts. Automaton has 7807 states and 10383 transitions. Word has length 285 [2024-11-08 16:33:50,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:50,790 INFO L471 AbstractCegarLoop]: Abstraction has 7807 states and 10383 transitions. [2024-11-08 16:33:50,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 7807 states and 10383 transitions. [2024-11-08 16:33:50,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:33:50,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:50,795 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:50,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2024-11-08 16:33:50,796 INFO L396 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:50,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:50,796 INFO L85 PathProgramCache]: Analyzing trace with hash 643341902, now seen corresponding path program 1 times [2024-11-08 16:33:50,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:50,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072193143] [2024-11-08 16:33:50,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:50,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:52,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:33:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:52,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:33:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:33:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:33:52,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:33:52,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072193143] [2024-11-08 16:33:52,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072193143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:33:52,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:33:52,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:33:52,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631183983] [2024-11-08 16:33:52,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:33:52,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:33:52,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:33:52,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:33:52,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:33:52,830 INFO L87 Difference]: Start difference. First operand 7807 states and 10383 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:55,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:33:58,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:33:58,890 INFO L93 Difference]: Finished difference Result 16178 states and 21813 transitions. [2024-11-08 16:33:58,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 16:33:58,891 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:33:58,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:33:58,901 INFO L225 Difference]: With dead ends: 16178 [2024-11-08 16:33:58,901 INFO L226 Difference]: Without dead ends: 12028 [2024-11-08 16:33:58,905 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2024-11-08 16:33:58,905 INFO L432 NwaCegarLoop]: 1671 mSDtfsCounter, 2628 mSDsluCounter, 11004 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2628 SdHoareTripleChecker+Valid, 12675 SdHoareTripleChecker+Invalid, 1471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:33:58,906 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2628 Valid, 12675 Invalid, 1471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-08 16:33:58,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12028 states. [2024-11-08 16:33:59,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12028 to 11830. [2024-11-08 16:33:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11830 states, 11786 states have (on average 1.3406584082810113) internal successors, (15801), 11786 states have internal predecessors, (15801), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:33:59,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11830 states to 11830 states and 15885 transitions. [2024-11-08 16:33:59,065 INFO L78 Accepts]: Start accepts. Automaton has 11830 states and 15885 transitions. Word has length 285 [2024-11-08 16:33:59,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:33:59,065 INFO L471 AbstractCegarLoop]: Abstraction has 11830 states and 15885 transitions. [2024-11-08 16:33:59,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:33:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11830 states and 15885 transitions. [2024-11-08 16:33:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:33:59,071 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:33:59,071 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:33:59,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2024-11-08 16:33:59,071 INFO L396 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:33:59,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:33:59,072 INFO L85 PathProgramCache]: Analyzing trace with hash 758350438, now seen corresponding path program 1 times [2024-11-08 16:33:59,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:33:59,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604998454] [2024-11-08 16:33:59,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:33:59,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:33:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:01,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:01,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:01,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:01,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:01,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604998454] [2024-11-08 16:34:01,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604998454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:01,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:01,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 16:34:01,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202147375] [2024-11-08 16:34:01,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:01,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:34:01,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:01,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:34:01,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:34:01,346 INFO L87 Difference]: Start difference. First operand 11830 states and 15885 transitions. Second operand has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:05,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:05,608 INFO L93 Difference]: Finished difference Result 23030 states and 31204 transitions. [2024-11-08 16:34:05,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-08 16:34:05,609 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 285 [2024-11-08 16:34:05,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:05,622 INFO L225 Difference]: With dead ends: 23030 [2024-11-08 16:34:05,622 INFO L226 Difference]: Without dead ends: 16065 [2024-11-08 16:34:05,628 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=184, Invalid=686, Unknown=0, NotChecked=0, Total=870 [2024-11-08 16:34:05,628 INFO L432 NwaCegarLoop]: 1725 mSDtfsCounter, 2577 mSDsluCounter, 13384 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2577 SdHoareTripleChecker+Valid, 15109 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:05,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2577 Valid, 15109 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-08 16:34:05,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16065 states. [2024-11-08 16:34:05,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16065 to 15943. [2024-11-08 16:34:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15943 states, 15893 states have (on average 1.3455609387780785) internal successors, (21385), 15893 states have internal predecessors, (21385), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:05,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15943 states to 15943 states and 21481 transitions. [2024-11-08 16:34:05,818 INFO L78 Accepts]: Start accepts. Automaton has 15943 states and 21481 transitions. Word has length 285 [2024-11-08 16:34:05,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:05,818 INFO L471 AbstractCegarLoop]: Abstraction has 15943 states and 21481 transitions. [2024-11-08 16:34:05,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 15943 states and 21481 transitions. [2024-11-08 16:34:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:05,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:05,825 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:05,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2024-11-08 16:34:05,825 INFO L396 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:05,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:05,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1692658548, now seen corresponding path program 1 times [2024-11-08 16:34:05,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:05,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437165926] [2024-11-08 16:34:05,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:07,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:07,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:07,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437165926] [2024-11-08 16:34:07,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437165926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:07,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:07,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:34:07,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541451301] [2024-11-08 16:34:07,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:07,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:34:07,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:07,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:34:07,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:34:07,927 INFO L87 Difference]: Start difference. First operand 15943 states and 21481 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:10,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:10,274 INFO L93 Difference]: Finished difference Result 25952 states and 35476 transitions. [2024-11-08 16:34:10,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:34:10,274 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:34:10,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:10,288 INFO L225 Difference]: With dead ends: 25952 [2024-11-08 16:34:10,288 INFO L226 Difference]: Without dead ends: 15943 [2024-11-08 16:34:10,295 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2024-11-08 16:34:10,295 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 866 mSDsluCounter, 6974 mSDsCounter, 0 mSdLazyCounter, 920 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 866 SdHoareTripleChecker+Valid, 7854 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:10,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [866 Valid, 7854 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 920 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-08 16:34:10,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15943 states. [2024-11-08 16:34:10,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15943 to 15943. [2024-11-08 16:34:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15943 states, 15893 states have (on average 1.3440508399924496) internal successors, (21361), 15893 states have internal predecessors, (21361), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15943 states to 15943 states and 21457 transitions. [2024-11-08 16:34:10,503 INFO L78 Accepts]: Start accepts. Automaton has 15943 states and 21457 transitions. Word has length 285 [2024-11-08 16:34:10,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:10,503 INFO L471 AbstractCegarLoop]: Abstraction has 15943 states and 21457 transitions. [2024-11-08 16:34:10,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:10,503 INFO L276 IsEmpty]: Start isEmpty. Operand 15943 states and 21457 transitions. [2024-11-08 16:34:10,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:10,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:10,511 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:10,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2024-11-08 16:34:10,511 INFO L396 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:10,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:10,511 INFO L85 PathProgramCache]: Analyzing trace with hash -298442000, now seen corresponding path program 1 times [2024-11-08 16:34:10,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:10,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124302950] [2024-11-08 16:34:10,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:10,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:11,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:11,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:11,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:11,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:11,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124302950] [2024-11-08 16:34:11,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124302950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:11,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:11,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:34:11,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310990858] [2024-11-08 16:34:11,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:11,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:34:11,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:11,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:34:11,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:34:11,986 INFO L87 Difference]: Start difference. First operand 15943 states and 21457 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:13,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:13,916 INFO L93 Difference]: Finished difference Result 28240 states and 38274 transitions. [2024-11-08 16:34:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:34:13,917 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:34:13,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:13,932 INFO L225 Difference]: With dead ends: 28240 [2024-11-08 16:34:13,932 INFO L226 Difference]: Without dead ends: 18591 [2024-11-08 16:34:13,940 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:34:13,940 INFO L432 NwaCegarLoop]: 927 mSDtfsCounter, 1131 mSDsluCounter, 7338 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1131 SdHoareTripleChecker+Valid, 8265 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:13,941 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1131 Valid, 8265 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 16:34:13,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18591 states. [2024-11-08 16:34:14,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18591 to 16115. [2024-11-08 16:34:14,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16115 states, 16065 states have (on average 1.342110177404295) internal successors, (21561), 16065 states have internal predecessors, (21561), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16115 states to 16115 states and 21657 transitions. [2024-11-08 16:34:14,161 INFO L78 Accepts]: Start accepts. Automaton has 16115 states and 21657 transitions. Word has length 285 [2024-11-08 16:34:14,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:14,161 INFO L471 AbstractCegarLoop]: Abstraction has 16115 states and 21657 transitions. [2024-11-08 16:34:14,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:14,161 INFO L276 IsEmpty]: Start isEmpty. Operand 16115 states and 21657 transitions. [2024-11-08 16:34:14,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:14,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:14,168 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:14,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2024-11-08 16:34:14,168 INFO L396 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:14,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:14,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1981382956, now seen corresponding path program 1 times [2024-11-08 16:34:14,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:14,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248684437] [2024-11-08 16:34:14,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:14,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:16,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:16,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:16,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:16,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:16,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248684437] [2024-11-08 16:34:16,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248684437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:16,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:16,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 16:34:16,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698708941] [2024-11-08 16:34:16,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:16,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:34:16,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:16,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:34:16,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:34:16,255 INFO L87 Difference]: Start difference. First operand 16115 states and 21657 transitions. Second operand has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:18,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:18,605 INFO L93 Difference]: Finished difference Result 25802 states and 35228 transitions. [2024-11-08 16:34:18,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:34:18,606 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 285 [2024-11-08 16:34:18,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:18,618 INFO L225 Difference]: With dead ends: 25802 [2024-11-08 16:34:18,619 INFO L226 Difference]: Without dead ends: 15751 [2024-11-08 16:34:18,626 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2024-11-08 16:34:18,626 INFO L432 NwaCegarLoop]: 922 mSDtfsCounter, 1237 mSDsluCounter, 7449 mSDsCounter, 0 mSdLazyCounter, 954 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1240 SdHoareTripleChecker+Valid, 8371 SdHoareTripleChecker+Invalid, 957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:18,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1240 Valid, 8371 Invalid, 957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 954 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 16:34:18,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15751 states. [2024-11-08 16:34:18,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15751 to 15739. [2024-11-08 16:34:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15739 states, 15689 states have (on average 1.3454649754605137) internal successors, (21109), 15689 states have internal predecessors, (21109), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15739 states to 15739 states and 21205 transitions. [2024-11-08 16:34:18,825 INFO L78 Accepts]: Start accepts. Automaton has 15739 states and 21205 transitions. Word has length 285 [2024-11-08 16:34:18,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:18,826 INFO L471 AbstractCegarLoop]: Abstraction has 15739 states and 21205 transitions. [2024-11-08 16:34:18,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 15739 states and 21205 transitions. [2024-11-08 16:34:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:18,832 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:18,833 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:18,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2024-11-08 16:34:18,833 INFO L396 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:18,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:18,833 INFO L85 PathProgramCache]: Analyzing trace with hash 107585185, now seen corresponding path program 1 times [2024-11-08 16:34:18,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:18,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94218442] [2024-11-08 16:34:18,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:18,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:19,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:19,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:19,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:19,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94218442] [2024-11-08 16:34:19,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94218442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:19,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:19,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:34:19,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624577910] [2024-11-08 16:34:19,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:19,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:34:19,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:19,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:34:19,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:34:19,411 INFO L87 Difference]: Start difference. First operand 15739 states and 21205 transitions. Second operand has 5 states, 5 states have (on average 55.6) internal successors, (278), 5 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:19,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:19,724 INFO L93 Difference]: Finished difference Result 25766 states and 35196 transitions. [2024-11-08 16:34:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:34:19,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.6) internal successors, (278), 5 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:34:19,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:19,738 INFO L225 Difference]: With dead ends: 25766 [2024-11-08 16:34:19,738 INFO L226 Difference]: Without dead ends: 15973 [2024-11-08 16:34:19,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:34:19,745 INFO L432 NwaCegarLoop]: 954 mSDtfsCounter, 834 mSDsluCounter, 1904 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 834 SdHoareTripleChecker+Valid, 2858 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:19,746 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [834 Valid, 2858 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:34:19,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15973 states. [2024-11-08 16:34:19,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15973 to 15799. [2024-11-08 16:34:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15799 states, 15749 states have (on average 1.3449107879865387) internal successors, (21181), 15749 states have internal predecessors, (21181), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15799 states to 15799 states and 21277 transitions. [2024-11-08 16:34:19,944 INFO L78 Accepts]: Start accepts. Automaton has 15799 states and 21277 transitions. Word has length 285 [2024-11-08 16:34:19,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:19,945 INFO L471 AbstractCegarLoop]: Abstraction has 15799 states and 21277 transitions. [2024-11-08 16:34:19,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.6) internal successors, (278), 5 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:19,945 INFO L276 IsEmpty]: Start isEmpty. Operand 15799 states and 21277 transitions. [2024-11-08 16:34:19,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:19,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:19,951 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:19,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2024-11-08 16:34:19,952 INFO L396 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:19,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:19,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1909950047, now seen corresponding path program 1 times [2024-11-08 16:34:19,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:19,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864946648] [2024-11-08 16:34:19,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:19,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:20,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:20,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:20,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:20,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864946648] [2024-11-08 16:34:20,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864946648] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:20,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:20,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:34:20,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153768086] [2024-11-08 16:34:20,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:20,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:34:20,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:20,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:34:20,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:34:20,620 INFO L87 Difference]: Start difference. First operand 15799 states and 21277 transitions. Second operand has 5 states, 5 states have (on average 55.6) internal successors, (278), 5 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:20,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:20,959 INFO L93 Difference]: Finished difference Result 26252 states and 35816 transitions. [2024-11-08 16:34:20,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:34:20,959 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.6) internal successors, (278), 5 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:34:20,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:20,972 INFO L225 Difference]: With dead ends: 26252 [2024-11-08 16:34:20,973 INFO L226 Difference]: Without dead ends: 16057 [2024-11-08 16:34:20,980 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:34:20,980 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 828 mSDsluCounter, 1896 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 828 SdHoareTripleChecker+Valid, 2846 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:20,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [828 Valid, 2846 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 16:34:20,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16057 states. [2024-11-08 16:34:21,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16057 to 15895. [2024-11-08 16:34:21,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15895 states, 15845 states have (on average 1.3439570842537079) internal successors, (21295), 15845 states have internal predecessors, (21295), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:21,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15895 states to 15895 states and 21391 transitions. [2024-11-08 16:34:21,181 INFO L78 Accepts]: Start accepts. Automaton has 15895 states and 21391 transitions. Word has length 285 [2024-11-08 16:34:21,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:21,181 INFO L471 AbstractCegarLoop]: Abstraction has 15895 states and 21391 transitions. [2024-11-08 16:34:21,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.6) internal successors, (278), 5 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:21,181 INFO L276 IsEmpty]: Start isEmpty. Operand 15895 states and 21391 transitions. [2024-11-08 16:34:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:21,188 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:21,188 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:21,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2024-11-08 16:34:21,188 INFO L396 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:21,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:21,189 INFO L85 PathProgramCache]: Analyzing trace with hash 113971517, now seen corresponding path program 1 times [2024-11-08 16:34:21,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:21,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423715973] [2024-11-08 16:34:21,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:21,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:21,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:21,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:21,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:21,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:21,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423715973] [2024-11-08 16:34:21,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423715973] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:21,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:21,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:34:21,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803781940] [2024-11-08 16:34:21,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:21,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:34:21,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:21,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:34:21,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:34:21,774 INFO L87 Difference]: Start difference. First operand 15895 states and 21391 transitions. Second operand has 4 states, 4 states have (on average 69.5) internal successors, (278), 4 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:21,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:21,948 INFO L93 Difference]: Finished difference Result 27390 states and 37222 transitions. [2024-11-08 16:34:21,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:34:21,948 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 69.5) internal successors, (278), 4 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:34:21,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:21,962 INFO L225 Difference]: With dead ends: 27390 [2024-11-08 16:34:21,962 INFO L226 Difference]: Without dead ends: 16147 [2024-11-08 16:34:21,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:34:21,971 INFO L432 NwaCegarLoop]: 974 mSDtfsCounter, 0 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2910 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:21,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2910 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:34:21,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16147 states. [2024-11-08 16:34:22,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16147 to 16147. [2024-11-08 16:34:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16147 states, 16097 states have (on average 1.340436106106728) internal successors, (21577), 16097 states have internal predecessors, (21577), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16147 states to 16147 states and 21673 transitions. [2024-11-08 16:34:22,182 INFO L78 Accepts]: Start accepts. Automaton has 16147 states and 21673 transitions. Word has length 285 [2024-11-08 16:34:22,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:22,182 INFO L471 AbstractCegarLoop]: Abstraction has 16147 states and 21673 transitions. [2024-11-08 16:34:22,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.5) internal successors, (278), 4 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 16147 states and 21673 transitions. [2024-11-08 16:34:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-08 16:34:22,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:22,191 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:22,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2024-11-08 16:34:22,191 INFO L396 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:22,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:22,192 INFO L85 PathProgramCache]: Analyzing trace with hash 943544266, now seen corresponding path program 1 times [2024-11-08 16:34:22,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:22,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161716739] [2024-11-08 16:34:22,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:22,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:23,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:23,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:23,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:23,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161716739] [2024-11-08 16:34:23,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161716739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:23,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:23,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:34:23,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644892014] [2024-11-08 16:34:23,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:23,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:34:23,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:23,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:34:23,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:34:23,488 INFO L87 Difference]: Start difference. First operand 16147 states and 21673 transitions. Second operand has 9 states, 9 states have (on average 30.88888888888889) internal successors, (278), 9 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:25,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:25,205 INFO L93 Difference]: Finished difference Result 25490 states and 34858 transitions. [2024-11-08 16:34:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:34:25,206 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.88888888888889) internal successors, (278), 9 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-08 16:34:25,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:25,219 INFO L225 Difference]: With dead ends: 25490 [2024-11-08 16:34:25,220 INFO L226 Difference]: Without dead ends: 16153 [2024-11-08 16:34:25,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:34:25,227 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 1546 mSDsluCounter, 5240 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1548 SdHoareTripleChecker+Valid, 6120 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:25,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1548 Valid, 6120 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 16:34:25,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16153 states. [2024-11-08 16:34:25,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16153 to 15419. [2024-11-08 16:34:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15419 states, 15369 states have (on average 1.3469321361181599) internal successors, (20701), 15369 states have internal predecessors, (20701), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15419 states to 15419 states and 20797 transitions. [2024-11-08 16:34:25,429 INFO L78 Accepts]: Start accepts. Automaton has 15419 states and 20797 transitions. Word has length 285 [2024-11-08 16:34:25,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:25,429 INFO L471 AbstractCegarLoop]: Abstraction has 15419 states and 20797 transitions. [2024-11-08 16:34:25,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.88888888888889) internal successors, (278), 9 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 15419 states and 20797 transitions. [2024-11-08 16:34:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:25,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:25,436 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:25,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2024-11-08 16:34:25,436 INFO L396 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:25,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:25,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1438444492, now seen corresponding path program 1 times [2024-11-08 16:34:25,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:25,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904524630] [2024-11-08 16:34:25,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:25,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:34:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:27,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:34:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:27,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:27,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904524630] [2024-11-08 16:34:27,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904524630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:27,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:27,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-08 16:34:27,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121182898] [2024-11-08 16:34:27,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:27,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 16:34:27,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:27,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 16:34:27,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:34:27,490 INFO L87 Difference]: Start difference. First operand 15419 states and 20797 transitions. Second operand has 14 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:29,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:29,733 INFO L93 Difference]: Finished difference Result 24172 states and 32952 transitions. [2024-11-08 16:34:29,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 16:34:29,734 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:29,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:29,745 INFO L225 Difference]: With dead ends: 24172 [2024-11-08 16:34:29,745 INFO L226 Difference]: Without dead ends: 15443 [2024-11-08 16:34:29,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2024-11-08 16:34:29,752 INFO L432 NwaCegarLoop]: 920 mSDtfsCounter, 1469 mSDsluCounter, 8347 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1471 SdHoareTripleChecker+Valid, 9267 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:29,752 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1471 Valid, 9267 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-08 16:34:29,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15443 states. [2024-11-08 16:34:29,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15443 to 15419. [2024-11-08 16:34:29,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15419 states, 15369 states have (on average 1.346541739865964) internal successors, (20695), 15369 states have internal predecessors, (20695), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:29,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15419 states to 15419 states and 20791 transitions. [2024-11-08 16:34:29,924 INFO L78 Accepts]: Start accepts. Automaton has 15419 states and 20791 transitions. Word has length 286 [2024-11-08 16:34:29,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:29,924 INFO L471 AbstractCegarLoop]: Abstraction has 15419 states and 20791 transitions. [2024-11-08 16:34:29,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 15419 states and 20791 transitions. [2024-11-08 16:34:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:29,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:29,931 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:29,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2024-11-08 16:34:29,931 INFO L396 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:29,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:29,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1291527319, now seen corresponding path program 1 times [2024-11-08 16:34:29,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:29,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336941182] [2024-11-08 16:34:29,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:31,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:31,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:31,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:31,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336941182] [2024-11-08 16:34:31,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336941182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:31,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:31,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:34:31,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775925842] [2024-11-08 16:34:31,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:31,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:34:31,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:31,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:34:31,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:34:31,747 INFO L87 Difference]: Start difference. First operand 15419 states and 20791 transitions. Second operand has 10 states, 10 states have (on average 27.9) internal successors, (279), 10 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:33,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:33,084 INFO L93 Difference]: Finished difference Result 24696 states and 33773 transitions. [2024-11-08 16:34:33,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:34:33,085 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.9) internal successors, (279), 10 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:33,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:33,098 INFO L225 Difference]: With dead ends: 24696 [2024-11-08 16:34:33,098 INFO L226 Difference]: Without dead ends: 15203 [2024-11-08 16:34:33,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:34:33,105 INFO L432 NwaCegarLoop]: 940 mSDtfsCounter, 1152 mSDsluCounter, 5625 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 6565 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:33,105 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1154 Valid, 6565 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:34:33,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15203 states. [2024-11-08 16:34:33,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15203 to 14943. [2024-11-08 16:34:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14943 states, 14893 states have (on average 1.34727724434298) internal successors, (20065), 14893 states have internal predecessors, (20065), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14943 states to 14943 states and 20161 transitions. [2024-11-08 16:34:33,289 INFO L78 Accepts]: Start accepts. Automaton has 14943 states and 20161 transitions. Word has length 286 [2024-11-08 16:34:33,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:33,289 INFO L471 AbstractCegarLoop]: Abstraction has 14943 states and 20161 transitions. [2024-11-08 16:34:33,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.9) internal successors, (279), 10 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 14943 states and 20161 transitions. [2024-11-08 16:34:33,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:33,295 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:33,295 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:33,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2024-11-08 16:34:33,296 INFO L396 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:33,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:33,296 INFO L85 PathProgramCache]: Analyzing trace with hash 31656321, now seen corresponding path program 1 times [2024-11-08 16:34:33,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:33,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075378958] [2024-11-08 16:34:33,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:33,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:35,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:35,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:35,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:35,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075378958] [2024-11-08 16:34:35,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075378958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:35,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:35,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 16:34:35,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799221621] [2024-11-08 16:34:35,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:35,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:34:35,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:35,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:34:35,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:34:35,334 INFO L87 Difference]: Start difference. First operand 14943 states and 20161 transitions. Second operand has 13 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:37,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:37,881 INFO L93 Difference]: Finished difference Result 22966 states and 31402 transitions. [2024-11-08 16:34:37,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 16:34:37,882 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 286 [2024-11-08 16:34:37,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:37,895 INFO L225 Difference]: With dead ends: 22966 [2024-11-08 16:34:37,895 INFO L226 Difference]: Without dead ends: 14931 [2024-11-08 16:34:37,902 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2024-11-08 16:34:37,903 INFO L432 NwaCegarLoop]: 910 mSDtfsCounter, 2039 mSDsluCounter, 8923 mSDsCounter, 0 mSdLazyCounter, 883 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2041 SdHoareTripleChecker+Valid, 9833 SdHoareTripleChecker+Invalid, 891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 883 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:37,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2041 Valid, 9833 Invalid, 891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 883 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 16:34:37,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14931 states. [2024-11-08 16:34:38,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14931 to 14931. [2024-11-08 16:34:38,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14931 states, 14881 states have (on average 1.3472884886768361) internal successors, (20049), 14881 states have internal predecessors, (20049), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14931 states to 14931 states and 20145 transitions. [2024-11-08 16:34:38,105 INFO L78 Accepts]: Start accepts. Automaton has 14931 states and 20145 transitions. Word has length 286 [2024-11-08 16:34:38,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:38,105 INFO L471 AbstractCegarLoop]: Abstraction has 14931 states and 20145 transitions. [2024-11-08 16:34:38,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:38,106 INFO L276 IsEmpty]: Start isEmpty. Operand 14931 states and 20145 transitions. [2024-11-08 16:34:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:38,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:38,112 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:38,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2024-11-08 16:34:38,112 INFO L396 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:38,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:38,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1856246741, now seen corresponding path program 1 times [2024-11-08 16:34:38,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:38,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103494252] [2024-11-08 16:34:38,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:38,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:39,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:39,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:39,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:39,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:39,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103494252] [2024-11-08 16:34:39,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103494252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:39,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:39,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:34:39,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926610228] [2024-11-08 16:34:39,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:39,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:34:39,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:39,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:34:39,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:34:39,277 INFO L87 Difference]: Start difference. First operand 14931 states and 20145 transitions. Second operand has 9 states, 9 states have (on average 31.0) internal successors, (279), 9 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:40,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:40,197 INFO L93 Difference]: Finished difference Result 25882 states and 35089 transitions. [2024-11-08 16:34:40,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:34:40,197 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 31.0) internal successors, (279), 9 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:40,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:40,211 INFO L225 Difference]: With dead ends: 25882 [2024-11-08 16:34:40,211 INFO L226 Difference]: Without dead ends: 17267 [2024-11-08 16:34:40,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:34:40,218 INFO L432 NwaCegarLoop]: 949 mSDtfsCounter, 1122 mSDsluCounter, 5620 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 6569 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:40,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1122 Valid, 6569 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:34:40,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17267 states. [2024-11-08 16:34:40,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17267 to 15365. [2024-11-08 16:34:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15365 states, 15315 states have (on average 1.3434541299379694) internal successors, (20575), 15315 states have internal predecessors, (20575), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:40,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15365 states to 15365 states and 20671 transitions. [2024-11-08 16:34:40,406 INFO L78 Accepts]: Start accepts. Automaton has 15365 states and 20671 transitions. Word has length 286 [2024-11-08 16:34:40,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:40,406 INFO L471 AbstractCegarLoop]: Abstraction has 15365 states and 20671 transitions. [2024-11-08 16:34:40,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 31.0) internal successors, (279), 9 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:40,406 INFO L276 IsEmpty]: Start isEmpty. Operand 15365 states and 20671 transitions. [2024-11-08 16:34:40,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:40,412 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:40,412 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:40,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2024-11-08 16:34:40,412 INFO L396 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:40,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:40,412 INFO L85 PathProgramCache]: Analyzing trace with hash -708436208, now seen corresponding path program 1 times [2024-11-08 16:34:40,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:40,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103797484] [2024-11-08 16:34:40,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:40,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:41,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:41,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:41,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:41,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:41,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103797484] [2024-11-08 16:34:41,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103797484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:41,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:41,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:34:41,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882064609] [2024-11-08 16:34:41,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:41,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:34:41,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:41,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:34:41,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:34:41,264 INFO L87 Difference]: Start difference. First operand 15365 states and 20671 transitions. Second operand has 7 states, 7 states have (on average 39.857142857142854) internal successors, (279), 7 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:41,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:41,798 INFO L93 Difference]: Finished difference Result 26288 states and 35676 transitions. [2024-11-08 16:34:41,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:34:41,799 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 39.857142857142854) internal successors, (279), 7 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:41,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:41,811 INFO L225 Difference]: With dead ends: 26288 [2024-11-08 16:34:41,811 INFO L226 Difference]: Without dead ends: 15239 [2024-11-08 16:34:41,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:34:41,818 INFO L432 NwaCegarLoop]: 948 mSDtfsCounter, 846 mSDsluCounter, 3784 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 4732 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:41,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [846 Valid, 4732 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:34:41,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15239 states. [2024-11-08 16:34:41,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15239 to 15215. [2024-11-08 16:34:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15215 states, 15165 states have (on average 1.3426310583580614) internal successors, (20361), 15165 states have internal predecessors, (20361), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15215 states to 15215 states and 20457 transitions. [2024-11-08 16:34:41,986 INFO L78 Accepts]: Start accepts. Automaton has 15215 states and 20457 transitions. Word has length 286 [2024-11-08 16:34:41,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:41,986 INFO L471 AbstractCegarLoop]: Abstraction has 15215 states and 20457 transitions. [2024-11-08 16:34:41,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 39.857142857142854) internal successors, (279), 7 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 15215 states and 20457 transitions. [2024-11-08 16:34:41,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:41,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:41,996 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:41,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2024-11-08 16:34:41,996 INFO L396 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:41,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:41,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1446395732, now seen corresponding path program 1 times [2024-11-08 16:34:41,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:41,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687747834] [2024-11-08 16:34:41,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:41,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:43,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:43,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:43,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:43,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:43,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687747834] [2024-11-08 16:34:43,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687747834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:43,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:43,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:34:43,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100183208] [2024-11-08 16:34:43,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:43,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:34:43,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:43,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:34:43,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:34:43,225 INFO L87 Difference]: Start difference. First operand 15215 states and 20457 transitions. Second operand has 9 states, 9 states have (on average 31.0) internal successors, (279), 9 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:44,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:44,639 INFO L93 Difference]: Finished difference Result 23992 states and 32733 transitions. [2024-11-08 16:34:44,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:34:44,639 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 31.0) internal successors, (279), 9 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:44,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:44,650 INFO L225 Difference]: With dead ends: 23992 [2024-11-08 16:34:44,650 INFO L226 Difference]: Without dead ends: 15223 [2024-11-08 16:34:44,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:34:44,656 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 1552 mSDsluCounter, 5240 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1554 SdHoareTripleChecker+Valid, 6120 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:44,656 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1554 Valid, 6120 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 16:34:44,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15223 states. [2024-11-08 16:34:44,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15223 to 14823. [2024-11-08 16:34:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14823 states, 14773 states have (on average 1.346307452785487) internal successors, (19889), 14773 states have internal predecessors, (19889), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:44,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14823 states to 14823 states and 19985 transitions. [2024-11-08 16:34:44,877 INFO L78 Accepts]: Start accepts. Automaton has 14823 states and 19985 transitions. Word has length 286 [2024-11-08 16:34:44,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:44,877 INFO L471 AbstractCegarLoop]: Abstraction has 14823 states and 19985 transitions. [2024-11-08 16:34:44,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 31.0) internal successors, (279), 9 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:44,877 INFO L276 IsEmpty]: Start isEmpty. Operand 14823 states and 19985 transitions. [2024-11-08 16:34:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:44,882 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:44,882 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:44,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2024-11-08 16:34:44,883 INFO L396 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:44,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:44,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1118287217, now seen corresponding path program 1 times [2024-11-08 16:34:44,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:44,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499426576] [2024-11-08 16:34:44,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:44,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:46,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:34:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:46,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:34:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:46,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:46,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499426576] [2024-11-08 16:34:46,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499426576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:46,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:46,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:34:46,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371207672] [2024-11-08 16:34:46,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:46,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:34:46,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:46,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:34:46,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:34:46,466 INFO L87 Difference]: Start difference. First operand 14823 states and 19985 transitions. Second operand has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:48,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:48,541 INFO L93 Difference]: Finished difference Result 24730 states and 33764 transitions. [2024-11-08 16:34:48,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:34:48,541 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:48,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:48,554 INFO L225 Difference]: With dead ends: 24730 [2024-11-08 16:34:48,555 INFO L226 Difference]: Without dead ends: 14893 [2024-11-08 16:34:48,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:34:48,562 INFO L432 NwaCegarLoop]: 874 mSDtfsCounter, 1226 mSDsluCounter, 6284 mSDsCounter, 0 mSdLazyCounter, 917 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 7158 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:48,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1228 Valid, 7158 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 917 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-08 16:34:48,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14893 states. [2024-11-08 16:34:48,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14893 to 14839. [2024-11-08 16:34:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14839 states, 14789 states have (on average 1.345932787882886) internal successors, (19905), 14789 states have internal predecessors, (19905), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14839 states to 14839 states and 20001 transitions. [2024-11-08 16:34:48,738 INFO L78 Accepts]: Start accepts. Automaton has 14839 states and 20001 transitions. Word has length 286 [2024-11-08 16:34:48,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:48,738 INFO L471 AbstractCegarLoop]: Abstraction has 14839 states and 20001 transitions. [2024-11-08 16:34:48,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 14839 states and 20001 transitions. [2024-11-08 16:34:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:48,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:48,744 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:48,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2024-11-08 16:34:48,745 INFO L396 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:48,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:48,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1904676076, now seen corresponding path program 1 times [2024-11-08 16:34:48,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:48,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344512430] [2024-11-08 16:34:48,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:48,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:34:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:34:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:50,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:50,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344512430] [2024-11-08 16:34:50,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344512430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:50,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:50,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 16:34:50,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327293157] [2024-11-08 16:34:50,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:50,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 16:34:50,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:50,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 16:34:50,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:34:50,909 INFO L87 Difference]: Start difference. First operand 14839 states and 20001 transitions. Second operand has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:53,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:53,343 INFO L93 Difference]: Finished difference Result 26168 states and 35508 transitions. [2024-11-08 16:34:53,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:34:53,343 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 286 [2024-11-08 16:34:53,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:53,355 INFO L225 Difference]: With dead ends: 26168 [2024-11-08 16:34:53,356 INFO L226 Difference]: Without dead ends: 14535 [2024-11-08 16:34:53,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-08 16:34:53,364 INFO L432 NwaCegarLoop]: 890 mSDtfsCounter, 2464 mSDsluCounter, 6463 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2464 SdHoareTripleChecker+Valid, 7353 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:53,364 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2464 Valid, 7353 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 16:34:53,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14535 states. [2024-11-08 16:34:53,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14535 to 14479. [2024-11-08 16:34:53,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14479 states, 14429 states have (on average 1.34915794580359) internal successors, (19467), 14429 states have internal predecessors, (19467), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 16:34:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14479 states to 14479 states and 19563 transitions. [2024-11-08 16:34:53,541 INFO L78 Accepts]: Start accepts. Automaton has 14479 states and 19563 transitions. Word has length 286 [2024-11-08 16:34:53,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:53,541 INFO L471 AbstractCegarLoop]: Abstraction has 14479 states and 19563 transitions. [2024-11-08 16:34:53,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.25) internal successors, (279), 12 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:34:53,541 INFO L276 IsEmpty]: Start isEmpty. Operand 14479 states and 19563 transitions. [2024-11-08 16:34:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 16:34:53,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:53,548 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:53,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2024-11-08 16:34:53,548 INFO L396 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:53,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:53,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1645488157, now seen corresponding path program 1 times [2024-11-08 16:34:53,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:53,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974653864] [2024-11-08 16:34:53,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:53,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:55,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 16:34:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:55,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 16:34:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:34:55,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:55,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974653864] [2024-11-08 16:34:55,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974653864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:34:55,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:34:55,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 16:34:55,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289708349] [2024-11-08 16:34:55,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:34:55,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:34:55,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:34:55,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:34:55,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:34:55,518 INFO L87 Difference]: Start difference. First operand 14479 states and 19563 transitions. Second operand has 10 states, 10 states have (on average 27.9) internal successors, (279), 10 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:57,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:34:57,699 INFO L93 Difference]: Finished difference Result 14485 states and 19567 transitions. [2024-11-08 16:34:57,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:34:57,700 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.9) internal successors, (279), 10 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-08 16:34:57,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:34:57,710 INFO L225 Difference]: With dead ends: 14485 [2024-11-08 16:34:57,710 INFO L226 Difference]: Without dead ends: 10650 [2024-11-08 16:34:57,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:34:57,714 INFO L432 NwaCegarLoop]: 865 mSDtfsCounter, 1756 mSDsluCounter, 5262 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 6127 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:34:57,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1756 Valid, 6127 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 16:34:57,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10650 states. [2024-11-08 16:34:57,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10650 to 10650. [2024-11-08 16:34:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10650 states, 10606 states have (on average 1.3449933999622854) internal successors, (14265), 10606 states have internal predecessors, (14265), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:34:57,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10650 states to 10650 states and 14349 transitions. [2024-11-08 16:34:57,862 INFO L78 Accepts]: Start accepts. Automaton has 10650 states and 14349 transitions. Word has length 286 [2024-11-08 16:34:57,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:34:57,863 INFO L471 AbstractCegarLoop]: Abstraction has 10650 states and 14349 transitions. [2024-11-08 16:34:57,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.9) internal successors, (279), 10 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:34:57,863 INFO L276 IsEmpty]: Start isEmpty. Operand 10650 states and 14349 transitions. [2024-11-08 16:34:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 16:34:57,870 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:34:57,871 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:34:57,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2024-11-08 16:34:57,871 INFO L396 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:34:57,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:34:57,872 INFO L85 PathProgramCache]: Analyzing trace with hash 604662339, now seen corresponding path program 1 times [2024-11-08 16:34:57,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:34:57,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698616552] [2024-11-08 16:34:57,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:57,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:34:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:58,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:34:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:58,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:34:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:34:58,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 16:34:58,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:34:58,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698616552] [2024-11-08 16:34:58,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698616552] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:34:58,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236159327] [2024-11-08 16:34:58,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:34:58,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:34:58,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:34:58,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:34:58,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:35:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:00,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 16:35:00,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:35:00,910 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:35:00,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [236159327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:35:00,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 16:35:00,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-11-08 16:35:00,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203295605] [2024-11-08 16:35:00,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:35:00,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:35:00,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:35:00,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:35:00,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:35:00,914 INFO L87 Difference]: Start difference. First operand 10650 states and 14349 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:01,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:01,092 INFO L93 Difference]: Finished difference Result 15682 states and 21358 transitions. [2024-11-08 16:35:01,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:35:01,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 287 [2024-11-08 16:35:01,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:01,105 INFO L225 Difference]: With dead ends: 15682 [2024-11-08 16:35:01,105 INFO L226 Difference]: Without dead ends: 10648 [2024-11-08 16:35:01,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:35:01,112 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 0 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1933 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:01,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1933 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:35:01,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10648 states. [2024-11-08 16:35:01,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10648 to 10648. [2024-11-08 16:35:01,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10648 states, 10604 states have (on average 1.3446812523576008) internal successors, (14259), 10604 states have internal predecessors, (14259), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:35:01,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10648 states to 10648 states and 14343 transitions. [2024-11-08 16:35:01,378 INFO L78 Accepts]: Start accepts. Automaton has 10648 states and 14343 transitions. Word has length 287 [2024-11-08 16:35:01,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:01,379 INFO L471 AbstractCegarLoop]: Abstraction has 10648 states and 14343 transitions. [2024-11-08 16:35:01,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 10648 states and 14343 transitions. [2024-11-08 16:35:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 16:35:01,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:01,384 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:01,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 16:35:01,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable210 [2024-11-08 16:35:01,585 INFO L396 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:01,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:01,585 INFO L85 PathProgramCache]: Analyzing trace with hash -958098236, now seen corresponding path program 1 times [2024-11-08 16:35:01,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:35:01,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341618462] [2024-11-08 16:35:01,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:01,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:35:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:02,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:35:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:02,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:35:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:02,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 16:35:02,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:35:02,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341618462] [2024-11-08 16:35:02,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341618462] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:02,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681384764] [2024-11-08 16:35:02,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:02,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:02,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:02,587 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:02,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:35:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:04,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 16:35:04,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:35:04,841 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:35:04,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681384764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:35:04,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 16:35:04,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2024-11-08 16:35:04,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726636809] [2024-11-08 16:35:04,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:35:04,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:35:04,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:35:04,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:35:04,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:35:04,846 INFO L87 Difference]: Start difference. First operand 10648 states and 14343 transitions. Second operand has 6 states, 5 states have (on average 56.6) internal successors, (283), 6 states have internal predecessors, (283), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:35:05,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:05,116 INFO L93 Difference]: Finished difference Result 21040 states and 28304 transitions. [2024-11-08 16:35:05,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:35:05,116 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 56.6) internal successors, (283), 6 states have internal predecessors, (283), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 287 [2024-11-08 16:35:05,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:05,128 INFO L225 Difference]: With dead ends: 21040 [2024-11-08 16:35:05,129 INFO L226 Difference]: Without dead ends: 10648 [2024-11-08 16:35:05,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:35:05,137 INFO L432 NwaCegarLoop]: 967 mSDtfsCounter, 0 mSDsluCounter, 3855 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4822 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:05,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4822 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:35:05,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10648 states. [2024-11-08 16:35:05,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10648 to 10648. [2024-11-08 16:35:05,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10648 states, 10604 states have (on average 1.342040739343644) internal successors, (14231), 10604 states have internal predecessors, (14231), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:35:05,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10648 states to 10648 states and 14315 transitions. [2024-11-08 16:35:05,337 INFO L78 Accepts]: Start accepts. Automaton has 10648 states and 14315 transitions. Word has length 287 [2024-11-08 16:35:05,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:05,337 INFO L471 AbstractCegarLoop]: Abstraction has 10648 states and 14315 transitions. [2024-11-08 16:35:05,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 56.6) internal successors, (283), 6 states have internal predecessors, (283), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:35:05,338 INFO L276 IsEmpty]: Start isEmpty. Operand 10648 states and 14315 transitions. [2024-11-08 16:35:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-08 16:35:05,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:05,344 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:05,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:05,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable211 [2024-11-08 16:35:05,546 INFO L396 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:05,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:05,546 INFO L85 PathProgramCache]: Analyzing trace with hash 102698083, now seen corresponding path program 1 times [2024-11-08 16:35:05,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:35:05,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315801613] [2024-11-08 16:35:05,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:05,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:35:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:06,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 16:35:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:06,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 16:35:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:35:06,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:35:06,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315801613] [2024-11-08 16:35:06,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315801613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:35:06,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:35:06,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 16:35:06,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132845780] [2024-11-08 16:35:06,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:35:06,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:35:06,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:35:06,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:35:06,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:35:06,469 INFO L87 Difference]: Start difference. First operand 10648 states and 14315 transitions. Second operand has 8 states, 8 states have (on average 35.125) internal successors, (281), 8 states have internal predecessors, (281), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:07,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:07,389 INFO L93 Difference]: Finished difference Result 21327 states and 28659 transitions. [2024-11-08 16:35:07,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:35:07,390 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 35.125) internal successors, (281), 8 states have internal predecessors, (281), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 288 [2024-11-08 16:35:07,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:07,459 INFO L225 Difference]: With dead ends: 21327 [2024-11-08 16:35:07,459 INFO L226 Difference]: Without dead ends: 10829 [2024-11-08 16:35:07,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:35:07,462 INFO L432 NwaCegarLoop]: 898 mSDtfsCounter, 998 mSDsluCounter, 4475 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1000 SdHoareTripleChecker+Valid, 5373 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:07,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1000 Valid, 5373 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 16:35:07,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10829 states. [2024-11-08 16:35:07,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10829 to 10829. [2024-11-08 16:35:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10829 states, 10785 states have (on average 1.3420491423273064) internal successors, (14474), 10785 states have internal predecessors, (14474), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:35:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10829 states to 10829 states and 14558 transitions. [2024-11-08 16:35:07,588 INFO L78 Accepts]: Start accepts. Automaton has 10829 states and 14558 transitions. Word has length 288 [2024-11-08 16:35:07,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:07,588 INFO L471 AbstractCegarLoop]: Abstraction has 10829 states and 14558 transitions. [2024-11-08 16:35:07,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.125) internal successors, (281), 8 states have internal predecessors, (281), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:07,589 INFO L276 IsEmpty]: Start isEmpty. Operand 10829 states and 14558 transitions. [2024-11-08 16:35:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-08 16:35:07,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:07,594 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:07,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2024-11-08 16:35:07,594 INFO L396 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:07,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:07,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1124472637, now seen corresponding path program 1 times [2024-11-08 16:35:07,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:35:07,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087953667] [2024-11-08 16:35:07,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:07,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:35:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:07,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:35:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:07,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:35:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:35:07,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:35:07,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087953667] [2024-11-08 16:35:07,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087953667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:35:07,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:35:07,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:35:07,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332446781] [2024-11-08 16:35:07,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:35:07,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:35:07,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:35:07,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:35:07,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:35:07,952 INFO L87 Difference]: Start difference. First operand 10829 states and 14558 transitions. Second operand has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:08,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:08,089 INFO L93 Difference]: Finished difference Result 21273 states and 28569 transitions. [2024-11-08 16:35:08,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:35:08,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 289 [2024-11-08 16:35:08,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:08,098 INFO L225 Difference]: With dead ends: 21273 [2024-11-08 16:35:08,098 INFO L226 Difference]: Without dead ends: 10648 [2024-11-08 16:35:08,103 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:35:08,104 INFO L432 NwaCegarLoop]: 968 mSDtfsCounter, 36 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 3860 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:08,104 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 3860 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:35:08,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10648 states. [2024-11-08 16:35:08,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10648 to 10648. [2024-11-08 16:35:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10648 states, 10604 states have (on average 1.341946435307431) internal successors, (14230), 10604 states have internal predecessors, (14230), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 16:35:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10648 states to 10648 states and 14314 transitions. [2024-11-08 16:35:08,233 INFO L78 Accepts]: Start accepts. Automaton has 10648 states and 14314 transitions. Word has length 289 [2024-11-08 16:35:08,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:08,233 INFO L471 AbstractCegarLoop]: Abstraction has 10648 states and 14314 transitions. [2024-11-08 16:35:08,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:08,234 INFO L276 IsEmpty]: Start isEmpty. Operand 10648 states and 14314 transitions. [2024-11-08 16:35:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-08 16:35:08,238 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:08,238 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:08,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2024-11-08 16:35:08,238 INFO L396 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:08,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:08,238 INFO L85 PathProgramCache]: Analyzing trace with hash 802379679, now seen corresponding path program 1 times [2024-11-08 16:35:08,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:35:08,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373424883] [2024-11-08 16:35:08,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:08,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:35:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:35:08,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:35:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:35:09,580 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:35:09,581 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:35:09,582 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 16:35:09,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2024-11-08 16:35:09,587 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:09,781 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 16:35:09,842 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:35:09,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:35:09 BoogieIcfgContainer [2024-11-08 16:35:09,848 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:35:09,849 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:35:09,849 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:35:09,849 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:35:09,850 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:25:40" (3/4) ... [2024-11-08 16:35:09,853 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:35:09,855 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:35:09,855 INFO L158 Benchmark]: Toolchain (without parser) took 574402.02ms. Allocated memory was 169.9MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 132.6MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-08 16:35:09,856 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 169.9MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:35:09,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 804.10ms. Allocated memory is still 169.9MB. Free memory was 132.6MB in the beginning and 95.1MB in the end (delta: 37.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 16:35:09,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 416.66ms. Allocated memory was 169.9MB in the beginning and 213.9MB in the end (delta: 44.0MB). Free memory was 95.1MB in the beginning and 151.9MB in the end (delta: -56.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-08 16:35:09,856 INFO L158 Benchmark]: Boogie Preprocessor took 411.31ms. Allocated memory is still 213.9MB. Free memory was 151.9MB in the beginning and 128.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 16:35:09,856 INFO L158 Benchmark]: RCFGBuilder took 3904.10ms. Allocated memory was 213.9MB in the beginning and 341.8MB in the end (delta: 127.9MB). Free memory was 128.8MB in the beginning and 173.3MB in the end (delta: -44.5MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2024-11-08 16:35:09,857 INFO L158 Benchmark]: TraceAbstraction took 568846.69ms. Allocated memory was 341.8MB in the beginning and 2.6GB in the end (delta: 2.2GB). Free memory was 172.3MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-08 16:35:09,857 INFO L158 Benchmark]: Witness Printer took 6.10ms. Allocated memory is still 2.6GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:35:09,858 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 169.9MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 804.10ms. Allocated memory is still 169.9MB. Free memory was 132.6MB in the beginning and 95.1MB in the end (delta: 37.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 416.66ms. Allocated memory was 169.9MB in the beginning and 213.9MB in the end (delta: 44.0MB). Free memory was 95.1MB in the beginning and 151.9MB in the end (delta: -56.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 411.31ms. Allocated memory is still 213.9MB. Free memory was 151.9MB in the beginning and 128.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3904.10ms. Allocated memory was 213.9MB in the beginning and 341.8MB in the end (delta: 127.9MB). Free memory was 128.8MB in the beginning and 173.3MB in the end (delta: -44.5MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. * TraceAbstraction took 568846.69ms. Allocated memory was 341.8MB in the beginning and 2.6GB in the end (delta: 2.2GB). Free memory was 172.3MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 6.10ms. Allocated memory is still 2.6GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 202, overapproximation of bitwiseAnd at line 439. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 31); [L30] const SORT_9 msb_SORT_9 = (SORT_9)1 << (31 - 1); [L32] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 16); [L33] const SORT_11 msb_SORT_11 = (SORT_11)1 << (16 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 3); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (3 - 1); [L38] const SORT_15 mask_SORT_15 = (SORT_15)-1 >> (sizeof(SORT_15) * 8 - 4); [L39] const SORT_15 msb_SORT_15 = (SORT_15)1 << (4 - 1); [L41] const SORT_17 mask_SORT_17 = (SORT_17)-1 >> (sizeof(SORT_17) * 8 - 5); [L42] const SORT_17 msb_SORT_17 = (SORT_17)1 << (5 - 1); [L44] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 6); [L45] const SORT_19 msb_SORT_19 = (SORT_19)1 << (6 - 1); [L47] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 7); [L48] const SORT_21 msb_SORT_21 = (SORT_21)1 << (7 - 1); [L50] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 8); [L51] const SORT_23 msb_SORT_23 = (SORT_23)1 << (8 - 1); [L53] const SORT_25 mask_SORT_25 = (SORT_25)-1 >> (sizeof(SORT_25) * 8 - 9); [L54] const SORT_25 msb_SORT_25 = (SORT_25)1 << (9 - 1); [L56] const SORT_27 mask_SORT_27 = (SORT_27)-1 >> (sizeof(SORT_27) * 8 - 10); [L57] const SORT_27 msb_SORT_27 = (SORT_27)1 << (10 - 1); [L59] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 11); [L60] const SORT_29 msb_SORT_29 = (SORT_29)1 << (11 - 1); [L62] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 12); [L63] const SORT_31 msb_SORT_31 = (SORT_31)1 << (12 - 1); [L65] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 13); [L66] const SORT_33 msb_SORT_33 = (SORT_33)1 << (13 - 1); [L68] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 14); [L69] const SORT_35 msb_SORT_35 = (SORT_35)1 << (14 - 1); [L71] const SORT_37 mask_SORT_37 = (SORT_37)-1 >> (sizeof(SORT_37) * 8 - 15); [L72] const SORT_37 msb_SORT_37 = (SORT_37)1 << (15 - 1); [L74] const SORT_62 mask_SORT_62 = (SORT_62)-1 >> (sizeof(SORT_62) * 8 - 32); [L75] const SORT_62 msb_SORT_62 = (SORT_62)1 << (32 - 1); [L77] const SORT_65 mask_SORT_65 = (SORT_65)-1 >> (sizeof(SORT_65) * 8 - 17); [L78] const SORT_65 msb_SORT_65 = (SORT_65)1 << (17 - 1); [L80] const SORT_68 mask_SORT_68 = (SORT_68)-1 >> (sizeof(SORT_68) * 8 - 18); [L81] const SORT_68 msb_SORT_68 = (SORT_68)1 << (18 - 1); [L83] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 19); [L84] const SORT_71 msb_SORT_71 = (SORT_71)1 << (19 - 1); [L86] const SORT_74 mask_SORT_74 = (SORT_74)-1 >> (sizeof(SORT_74) * 8 - 20); [L87] const SORT_74 msb_SORT_74 = (SORT_74)1 << (20 - 1); [L89] const SORT_77 mask_SORT_77 = (SORT_77)-1 >> (sizeof(SORT_77) * 8 - 21); [L90] const SORT_77 msb_SORT_77 = (SORT_77)1 << (21 - 1); [L92] const SORT_80 mask_SORT_80 = (SORT_80)-1 >> (sizeof(SORT_80) * 8 - 22); [L93] const SORT_80 msb_SORT_80 = (SORT_80)1 << (22 - 1); [L95] const SORT_83 mask_SORT_83 = (SORT_83)-1 >> (sizeof(SORT_83) * 8 - 23); [L96] const SORT_83 msb_SORT_83 = (SORT_83)1 << (23 - 1); [L98] const SORT_86 mask_SORT_86 = (SORT_86)-1 >> (sizeof(SORT_86) * 8 - 24); [L99] const SORT_86 msb_SORT_86 = (SORT_86)1 << (24 - 1); [L101] const SORT_89 mask_SORT_89 = (SORT_89)-1 >> (sizeof(SORT_89) * 8 - 25); [L102] const SORT_89 msb_SORT_89 = (SORT_89)1 << (25 - 1); [L104] const SORT_92 mask_SORT_92 = (SORT_92)-1 >> (sizeof(SORT_92) * 8 - 26); [L105] const SORT_92 msb_SORT_92 = (SORT_92)1 << (26 - 1); [L107] const SORT_95 mask_SORT_95 = (SORT_95)-1 >> (sizeof(SORT_95) * 8 - 27); [L108] const SORT_95 msb_SORT_95 = (SORT_95)1 << (27 - 1); [L110] const SORT_98 mask_SORT_98 = (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 28); [L111] const SORT_98 msb_SORT_98 = (SORT_98)1 << (28 - 1); [L113] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 29); [L114] const SORT_101 msb_SORT_101 = (SORT_101)1 << (29 - 1); [L116] const SORT_104 mask_SORT_104 = (SORT_104)-1 >> (sizeof(SORT_104) * 8 - 30); [L117] const SORT_104 msb_SORT_104 = (SORT_104)1 << (30 - 1); [L119] const SORT_153 mask_SORT_153 = (SORT_153)-1 >> (sizeof(SORT_153) * 8 - 2); [L120] const SORT_153 msb_SORT_153 = (SORT_153)1 << (2 - 1); [L122] const SORT_1 var_7 = 0; [L123] const SORT_1 var_8 = 1; [L124] const SORT_9 var_10 = 0; [L125] const SORT_12 var_13 = 4; [L126] const SORT_12 var_114 = 5; [L127] const SORT_11 var_116 = 0; [L128] const SORT_11 var_150 = 64; [L129] const SORT_153 var_154 = 1; [L130] const SORT_23 var_189 = 127; [L131] const SORT_11 var_197 = 1; [L132] const SORT_11 var_199 = 127; [L133] const SORT_12 var_247 = 6; [L134] const SORT_15 var_251 = 9; [L135] const SORT_21 var_269 = 64; [L136] const SORT_12 var_282 = 0; [L137] const SORT_15 var_285 = 0; [L139] SORT_1 input_2; [L140] SORT_1 input_3; [L141] SORT_1 input_4; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L143] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L144] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L145] SORT_11 state_56 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_56=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L146] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L147] SORT_11 state_117 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_15 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L148] SORT_15 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_15 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_137=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L149] SORT_15 state_140 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L150] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_137=0, state_140=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L150] SORT_11 state_144 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L152] SORT_11 init_118_arg_1 = var_116; [L153] state_117 = init_118_arg_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L156] input_2 = __VERIFIER_nondet_uchar() [L157] input_3 = __VERIFIER_nondet_uchar() [L158] EXPR input_3 & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L158] input_3 = input_3 & mask_SORT_1 [L159] input_4 = __VERIFIER_nondet_uchar() [L160] EXPR input_4 & mask_SORT_1 VAL [input_3=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L160] input_4 = input_4 & mask_SORT_1 [L162] SORT_1 var_125_arg_0 = state_5; [L163] SORT_1 var_125 = ~var_125_arg_0; [L164] SORT_1 var_126_arg_0 = var_125; [L165] SORT_1 var_126 = ~var_126_arg_0; [L166] SORT_1 var_127_arg_0 = state_5; [L167] SORT_1 var_127_arg_1 = var_126; VAL [input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_127_arg_0=1, var_127_arg_1=-255, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L168] EXPR var_127_arg_0 | var_127_arg_1 VAL [input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L168] SORT_1 var_127 = var_127_arg_0 | var_127_arg_1; [L169] EXPR var_127 & mask_SORT_1 VAL [input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L169] var_127 = var_127 & mask_SORT_1 [L170] SORT_1 constr_128_arg_0 = var_127; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L171] CALL assume_abort_if_not(constr_128_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) VAL [\old(cond)=1] [L171] RET assume_abort_if_not(constr_128_arg_0) VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L172] SORT_1 var_129_arg_0 = var_8; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_129_arg_0=1, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L173] EXPR var_129_arg_0 & mask_SORT_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L173] var_129_arg_0 = var_129_arg_0 & mask_SORT_1 [L174] SORT_11 var_129 = var_129_arg_0; [L175] SORT_11 var_130_arg_0 = state_117; [L176] SORT_11 var_130_arg_1 = var_129; [L177] SORT_1 var_130 = var_130_arg_0 <= var_130_arg_1; [L178] SORT_1 var_131_arg_0 = input_4; [L179] SORT_1 var_131_arg_1 = var_130; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_131_arg_0=0, var_131_arg_1=1, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L180] EXPR var_131_arg_0 ^ var_131_arg_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L180] SORT_1 var_131 = var_131_arg_0 ^ var_131_arg_1; [L181] SORT_1 var_132_arg_0 = var_131; [L182] SORT_1 var_132 = ~var_132_arg_0; [L183] SORT_1 var_133_arg_0 = var_131; [L184] SORT_1 var_133 = ~var_133_arg_0; [L185] SORT_1 var_134_arg_0 = var_132; [L186] SORT_1 var_134_arg_1 = var_133; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_134_arg_0=-2, var_134_arg_1=-2, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L187] EXPR var_134_arg_0 | var_134_arg_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L187] SORT_1 var_134 = var_134_arg_0 | var_134_arg_1; [L188] EXPR var_134 & mask_SORT_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L188] var_134 = var_134 & mask_SORT_1 [L189] SORT_1 constr_135_arg_0 = var_134; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L190] CALL assume_abort_if_not(constr_135_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) VAL [\old(cond)=1] [L190] RET assume_abort_if_not(constr_135_arg_0) VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L192] SORT_12 var_115_arg_0 = var_114; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_115_arg_0=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L193] EXPR var_115_arg_0 & mask_SORT_12 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L193] var_115_arg_0 = var_115_arg_0 & mask_SORT_12 [L194] SORT_11 var_115 = var_115_arg_0; [L195] SORT_11 var_119_arg_0 = var_115; [L196] SORT_11 var_119_arg_1 = state_117; [L197] SORT_1 var_119 = var_119_arg_0 < var_119_arg_1; [L198] SORT_1 var_14_arg_0 = input_3; [L199] SORT_1 var_14 = ~var_14_arg_0; [L200] SORT_1 var_16_arg_0 = var_14; [L201] SORT_12 var_16_arg_1 = var_13; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_16_arg_0=-1, var_16_arg_1=4, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L202] EXPR ((SORT_15)var_16_arg_0 << 3) | var_16_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L202] SORT_15 var_16 = ((SORT_15)var_16_arg_0 << 3) | var_16_arg_1; [L203] EXPR var_16 & mask_SORT_15 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L203] var_16 = var_16 & mask_SORT_15 [L204] SORT_1 var_18_arg_0 = input_3; [L205] SORT_15 var_18_arg_1 = var_16; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_18_arg_0=0, var_18_arg_1=0, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L206] EXPR ((SORT_17)var_18_arg_0 << 4) | var_18_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L206] SORT_17 var_18 = ((SORT_17)var_18_arg_0 << 4) | var_18_arg_1; [L207] EXPR var_18 & mask_SORT_17 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L207] var_18 = var_18 & mask_SORT_17 [L208] SORT_1 var_20_arg_0 = input_3; [L209] SORT_17 var_20_arg_1 = var_18; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_20_arg_0=0, var_20_arg_1=0, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L210] EXPR ((SORT_19)var_20_arg_0 << 5) | var_20_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L210] SORT_19 var_20 = ((SORT_19)var_20_arg_0 << 5) | var_20_arg_1; [L211] EXPR var_20 & mask_SORT_19 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L211] var_20 = var_20 & mask_SORT_19 [L212] SORT_1 var_22_arg_0 = input_3; [L213] SORT_19 var_22_arg_1 = var_20; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_22_arg_0=0, var_22_arg_1=0, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L214] EXPR ((SORT_21)var_22_arg_0 << 6) | var_22_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L214] SORT_21 var_22 = ((SORT_21)var_22_arg_0 << 6) | var_22_arg_1; [L215] EXPR var_22 & mask_SORT_21 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L215] var_22 = var_22 & mask_SORT_21 [L216] SORT_1 var_24_arg_0 = input_3; [L217] SORT_21 var_24_arg_1 = var_22; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_24_arg_0=0, var_24_arg_1=0, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L218] EXPR ((SORT_23)var_24_arg_0 << 7) | var_24_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L218] SORT_23 var_24 = ((SORT_23)var_24_arg_0 << 7) | var_24_arg_1; [L219] EXPR var_24 & mask_SORT_23 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L219] var_24 = var_24 & mask_SORT_23 [L220] SORT_1 var_26_arg_0 = input_3; [L221] SORT_23 var_26_arg_1 = var_24; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_26_arg_0=0, var_26_arg_1=0, var_282=0, var_285=0, var_7=0, var_8=1] [L222] EXPR ((SORT_25)var_26_arg_0 << 8) | var_26_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L222] SORT_25 var_26 = ((SORT_25)var_26_arg_0 << 8) | var_26_arg_1; [L223] EXPR var_26 & mask_SORT_25 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L223] var_26 = var_26 & mask_SORT_25 [L224] SORT_1 var_28_arg_0 = var_14; [L225] SORT_25 var_28_arg_1 = var_26; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_28_arg_0=-1, var_28_arg_1=0, var_7=0, var_8=1] [L226] EXPR ((SORT_27)var_28_arg_0 << 9) | var_28_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L226] SORT_27 var_28 = ((SORT_27)var_28_arg_0 << 9) | var_28_arg_1; [L227] EXPR var_28 & mask_SORT_27 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L227] var_28 = var_28 & mask_SORT_27 [L228] SORT_1 var_30_arg_0 = var_14; [L229] SORT_27 var_30_arg_1 = var_28; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_30_arg_0=-1, var_30_arg_1=0, var_7=0, var_8=1] [L230] EXPR ((SORT_29)var_30_arg_0 << 10) | var_30_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L230] SORT_29 var_30 = ((SORT_29)var_30_arg_0 << 10) | var_30_arg_1; [L231] EXPR var_30 & mask_SORT_29 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L231] var_30 = var_30 & mask_SORT_29 [L232] SORT_1 var_32_arg_0 = var_14; [L233] SORT_29 var_32_arg_1 = var_30; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_32_arg_0=-1, var_32_arg_1=0, var_7=0, var_8=1] [L234] EXPR ((SORT_31)var_32_arg_0 << 11) | var_32_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L234] SORT_31 var_32 = ((SORT_31)var_32_arg_0 << 11) | var_32_arg_1; [L235] EXPR var_32 & mask_SORT_31 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L235] var_32 = var_32 & mask_SORT_31 [L236] SORT_1 var_34_arg_0 = var_14; [L237] SORT_31 var_34_arg_1 = var_32; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_34_arg_0=-1, var_34_arg_1=0, var_7=0, var_8=1] [L238] EXPR ((SORT_33)var_34_arg_0 << 12) | var_34_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L238] SORT_33 var_34 = ((SORT_33)var_34_arg_0 << 12) | var_34_arg_1; [L239] EXPR var_34 & mask_SORT_33 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L239] var_34 = var_34 & mask_SORT_33 [L240] SORT_1 var_36_arg_0 = var_14; [L241] SORT_33 var_36_arg_1 = var_34; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_36_arg_0=-1, var_36_arg_1=0, var_7=0, var_8=1] [L242] EXPR ((SORT_35)var_36_arg_0 << 13) | var_36_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L242] SORT_35 var_36 = ((SORT_35)var_36_arg_0 << 13) | var_36_arg_1; [L243] EXPR var_36 & mask_SORT_35 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L243] var_36 = var_36 & mask_SORT_35 [L244] SORT_1 var_38_arg_0 = var_14; [L245] SORT_35 var_38_arg_1 = var_36; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_38_arg_0=-1, var_38_arg_1=0, var_7=0, var_8=1] [L246] EXPR ((SORT_37)var_38_arg_0 << 14) | var_38_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L246] SORT_37 var_38 = ((SORT_37)var_38_arg_0 << 14) | var_38_arg_1; [L247] EXPR var_38 & mask_SORT_37 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L247] var_38 = var_38 & mask_SORT_37 [L248] SORT_1 var_39_arg_0 = var_14; [L249] SORT_37 var_39_arg_1 = var_38; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39_arg_0=-1, var_39_arg_1=0, var_7=0, var_8=1] [L250] EXPR ((SORT_11)var_39_arg_0 << 15) | var_39_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L250] SORT_11 var_39 = ((SORT_11)var_39_arg_0 << 15) | var_39_arg_1; [L251] SORT_1 var_41_arg_0 = state_40; [L252] SORT_1 var_41 = ~var_41_arg_0; [L253] SORT_1 var_42_arg_0 = state_40; [L254] SORT_12 var_42_arg_1 = var_13; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_42_arg_0=0, var_42_arg_1=4, var_7=0, var_8=1] [L255] EXPR ((SORT_15)var_42_arg_0 << 3) | var_42_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L255] SORT_15 var_42 = ((SORT_15)var_42_arg_0 << 3) | var_42_arg_1; [L256] EXPR var_42 & mask_SORT_15 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L256] var_42 = var_42 & mask_SORT_15 [L257] SORT_1 var_43_arg_0 = var_41; [L258] SORT_15 var_43_arg_1 = var_42; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_43_arg_0=-1, var_43_arg_1=0, var_7=0, var_8=1] [L259] EXPR ((SORT_17)var_43_arg_0 << 4) | var_43_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L259] SORT_17 var_43 = ((SORT_17)var_43_arg_0 << 4) | var_43_arg_1; [L260] EXPR var_43 & mask_SORT_17 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L260] var_43 = var_43 & mask_SORT_17 [L261] SORT_1 var_44_arg_0 = state_40; [L262] SORT_17 var_44_arg_1 = var_43; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_44_arg_0=0, var_44_arg_1=0, var_7=0, var_8=1] [L263] EXPR ((SORT_19)var_44_arg_0 << 5) | var_44_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L263] SORT_19 var_44 = ((SORT_19)var_44_arg_0 << 5) | var_44_arg_1; [L264] EXPR var_44 & mask_SORT_19 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L264] var_44 = var_44 & mask_SORT_19 [L265] SORT_1 var_45_arg_0 = var_41; [L266] SORT_19 var_45_arg_1 = var_44; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_45_arg_0=-1, var_45_arg_1=0, var_7=0, var_8=1] [L267] EXPR ((SORT_21)var_45_arg_0 << 6) | var_45_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L267] SORT_21 var_45 = ((SORT_21)var_45_arg_0 << 6) | var_45_arg_1; [L268] EXPR var_45 & mask_SORT_21 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L268] var_45 = var_45 & mask_SORT_21 [L269] SORT_1 var_46_arg_0 = var_41; [L270] SORT_21 var_46_arg_1 = var_45; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_46_arg_0=-1, var_46_arg_1=0, var_7=0, var_8=1] [L271] EXPR ((SORT_23)var_46_arg_0 << 7) | var_46_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L271] SORT_23 var_46 = ((SORT_23)var_46_arg_0 << 7) | var_46_arg_1; [L272] EXPR var_46 & mask_SORT_23 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L272] var_46 = var_46 & mask_SORT_23 [L273] SORT_1 var_47_arg_0 = state_40; [L274] SORT_23 var_47_arg_1 = var_46; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_47_arg_0=0, var_47_arg_1=0, var_7=0, var_8=1] [L275] EXPR ((SORT_25)var_47_arg_0 << 8) | var_47_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L275] SORT_25 var_47 = ((SORT_25)var_47_arg_0 << 8) | var_47_arg_1; [L276] EXPR var_47 & mask_SORT_25 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L276] var_47 = var_47 & mask_SORT_25 [L277] SORT_1 var_48_arg_0 = var_41; [L278] SORT_25 var_48_arg_1 = var_47; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_48_arg_0=-1, var_48_arg_1=0, var_7=0, var_8=1] [L279] EXPR ((SORT_27)var_48_arg_0 << 9) | var_48_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L279] SORT_27 var_48 = ((SORT_27)var_48_arg_0 << 9) | var_48_arg_1; [L280] EXPR var_48 & mask_SORT_27 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L280] var_48 = var_48 & mask_SORT_27 [L281] SORT_1 var_49_arg_0 = var_41; [L282] SORT_27 var_49_arg_1 = var_48; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_49_arg_0=-1, var_49_arg_1=0, var_7=0, var_8=1] [L283] EXPR ((SORT_29)var_49_arg_0 << 10) | var_49_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L283] SORT_29 var_49 = ((SORT_29)var_49_arg_0 << 10) | var_49_arg_1; [L284] EXPR var_49 & mask_SORT_29 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L284] var_49 = var_49 & mask_SORT_29 [L285] SORT_1 var_50_arg_0 = var_41; [L286] SORT_29 var_50_arg_1 = var_49; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_50_arg_0=-1, var_50_arg_1=0, var_7=0, var_8=1] [L287] EXPR ((SORT_31)var_50_arg_0 << 11) | var_50_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L287] SORT_31 var_50 = ((SORT_31)var_50_arg_0 << 11) | var_50_arg_1; [L288] EXPR var_50 & mask_SORT_31 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L288] var_50 = var_50 & mask_SORT_31 [L289] SORT_1 var_51_arg_0 = var_41; [L290] SORT_31 var_51_arg_1 = var_50; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_51_arg_0=-1, var_51_arg_1=0, var_7=0, var_8=1] [L291] EXPR ((SORT_33)var_51_arg_0 << 12) | var_51_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L291] SORT_33 var_51 = ((SORT_33)var_51_arg_0 << 12) | var_51_arg_1; [L292] EXPR var_51 & mask_SORT_33 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L292] var_51 = var_51 & mask_SORT_33 [L293] SORT_1 var_52_arg_0 = var_41; [L294] SORT_33 var_52_arg_1 = var_51; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_52_arg_0=-1, var_52_arg_1=0, var_7=0, var_8=1] [L295] EXPR ((SORT_35)var_52_arg_0 << 13) | var_52_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L295] SORT_35 var_52 = ((SORT_35)var_52_arg_0 << 13) | var_52_arg_1; [L296] EXPR var_52 & mask_SORT_35 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L296] var_52 = var_52 & mask_SORT_35 [L297] SORT_1 var_53_arg_0 = var_41; [L298] SORT_35 var_53_arg_1 = var_52; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_53_arg_0=-1, var_53_arg_1=0, var_7=0, var_8=1] [L299] EXPR ((SORT_37)var_53_arg_0 << 14) | var_53_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L299] SORT_37 var_53 = ((SORT_37)var_53_arg_0 << 14) | var_53_arg_1; [L300] EXPR var_53 & mask_SORT_37 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L300] var_53 = var_53 & mask_SORT_37 [L301] SORT_1 var_54_arg_0 = var_41; [L302] SORT_37 var_54_arg_1 = var_53; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_54_arg_0=-1, var_54_arg_1=0, var_7=0, var_8=1] [L303] EXPR ((SORT_11)var_54_arg_0 << 15) | var_54_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_7=0, var_8=1] [L303] SORT_11 var_54 = ((SORT_11)var_54_arg_0 << 15) | var_54_arg_1; [L304] SORT_11 var_55_arg_0 = var_39; [L305] SORT_11 var_55_arg_1 = var_54; [L306] SORT_11 var_55 = var_55_arg_0 + var_55_arg_1; [L307] SORT_11 var_57_arg_0 = state_56; [L308] SORT_11 var_57 = -var_57_arg_0; [L309] SORT_1 var_59_arg_0 = state_58; [L310] SORT_11 var_59_arg_1 = var_57; [L311] SORT_11 var_59_arg_2 = state_56; [L312] SORT_11 var_59 = var_59_arg_0 ? var_59_arg_1 : var_59_arg_2; [L313] SORT_11 var_60_arg_0 = var_55; [L314] SORT_11 var_60_arg_1 = var_59; [L315] SORT_11 var_60 = var_60_arg_0 + var_60_arg_1; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L316] EXPR var_60 & mask_SORT_11 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_7=0, var_8=1] [L316] var_60 = var_60 & mask_SORT_11 [L317] SORT_11 var_61_arg_0 = var_60; [L318] SORT_1 var_61 = var_61_arg_0 >> 15; [L319] SORT_1 var_63_arg_0 = var_61; [L320] SORT_9 var_63_arg_1 = var_10; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63_arg_0=0, var_63_arg_1=0, var_7=0, var_8=1] [L321] EXPR ((SORT_62)var_63_arg_0 << 31) | var_63_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L321] SORT_62 var_63 = ((SORT_62)var_63_arg_0 << 31) | var_63_arg_1; [L322] EXPR var_63 & mask_SORT_62 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L322] var_63 = var_63 & mask_SORT_62 [L323] SORT_11 var_106_arg_0 = var_60; [L324] SORT_1 var_106 = var_106_arg_0 >> 15; [L325] SORT_11 var_103_arg_0 = var_60; [L326] SORT_1 var_103 = var_103_arg_0 >> 15; [L327] SORT_11 var_100_arg_0 = var_60; [L328] SORT_1 var_100 = var_100_arg_0 >> 15; [L329] SORT_11 var_97_arg_0 = var_60; [L330] SORT_1 var_97 = var_97_arg_0 >> 15; [L331] SORT_11 var_94_arg_0 = var_60; [L332] SORT_1 var_94 = var_94_arg_0 >> 15; [L333] SORT_11 var_91_arg_0 = var_60; [L334] SORT_1 var_91 = var_91_arg_0 >> 15; [L335] SORT_11 var_88_arg_0 = var_60; [L336] SORT_1 var_88 = var_88_arg_0 >> 15; [L337] SORT_11 var_85_arg_0 = var_60; [L338] SORT_1 var_85 = var_85_arg_0 >> 15; [L339] SORT_11 var_82_arg_0 = var_60; [L340] SORT_1 var_82 = var_82_arg_0 >> 15; [L341] SORT_11 var_79_arg_0 = var_60; [L342] SORT_1 var_79 = var_79_arg_0 >> 15; [L343] SORT_11 var_76_arg_0 = var_60; [L344] SORT_1 var_76 = var_76_arg_0 >> 15; [L345] SORT_11 var_73_arg_0 = var_60; [L346] SORT_1 var_73 = var_73_arg_0 >> 15; [L347] SORT_11 var_70_arg_0 = var_60; [L348] SORT_1 var_70 = var_70_arg_0 >> 15; [L349] SORT_11 var_67_arg_0 = var_60; [L350] SORT_1 var_67 = var_67_arg_0 >> 15; [L351] SORT_11 var_64_arg_0 = var_60; [L352] SORT_1 var_64 = var_64_arg_0 >> 15; [L353] SORT_1 var_66_arg_0 = var_64; [L354] SORT_11 var_66_arg_1 = var_60; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L355] EXPR ((SORT_65)var_66_arg_0 << 16) | var_66_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_67=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L355] SORT_65 var_66 = ((SORT_65)var_66_arg_0 << 16) | var_66_arg_1; [L356] EXPR var_66 & mask_SORT_65 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_67=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L356] var_66 = var_66 & mask_SORT_65 [L357] SORT_1 var_69_arg_0 = var_67; [L358] SORT_65 var_69_arg_1 = var_66; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L359] EXPR ((SORT_68)var_69_arg_0 << 17) | var_69_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L359] SORT_68 var_69 = ((SORT_68)var_69_arg_0 << 17) | var_69_arg_1; [L360] EXPR var_69 & mask_SORT_68 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L360] var_69 = var_69 & mask_SORT_68 [L361] SORT_1 var_72_arg_0 = var_70; [L362] SORT_68 var_72_arg_1 = var_69; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_72_arg_0=0, var_72_arg_1=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L363] EXPR ((SORT_71)var_72_arg_0 << 18) | var_72_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L363] SORT_71 var_72 = ((SORT_71)var_72_arg_0 << 18) | var_72_arg_1; [L364] EXPR var_72 & mask_SORT_71 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L364] var_72 = var_72 & mask_SORT_71 [L365] SORT_1 var_75_arg_0 = var_73; [L366] SORT_71 var_75_arg_1 = var_72; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_75_arg_0=0, var_75_arg_1=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L367] EXPR ((SORT_74)var_75_arg_0 << 19) | var_75_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L367] SORT_74 var_75 = ((SORT_74)var_75_arg_0 << 19) | var_75_arg_1; [L368] EXPR var_75 & mask_SORT_74 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L368] var_75 = var_75 & mask_SORT_74 [L369] SORT_1 var_78_arg_0 = var_76; [L370] SORT_74 var_78_arg_1 = var_75; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_78_arg_0=0, var_78_arg_1=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L371] EXPR ((SORT_77)var_78_arg_0 << 20) | var_78_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L371] SORT_77 var_78 = ((SORT_77)var_78_arg_0 << 20) | var_78_arg_1; [L372] EXPR var_78 & mask_SORT_77 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L372] var_78 = var_78 & mask_SORT_77 [L373] SORT_1 var_81_arg_0 = var_79; [L374] SORT_77 var_81_arg_1 = var_78; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_81_arg_0=0, var_81_arg_1=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L375] EXPR ((SORT_80)var_81_arg_0 << 21) | var_81_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L375] SORT_80 var_81 = ((SORT_80)var_81_arg_0 << 21) | var_81_arg_1; [L376] EXPR var_81 & mask_SORT_80 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L376] var_81 = var_81 & mask_SORT_80 [L377] SORT_1 var_84_arg_0 = var_82; [L378] SORT_80 var_84_arg_1 = var_81; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_84_arg_0=0, var_84_arg_1=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L379] EXPR ((SORT_83)var_84_arg_0 << 22) | var_84_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L379] SORT_83 var_84 = ((SORT_83)var_84_arg_0 << 22) | var_84_arg_1; [L380] EXPR var_84 & mask_SORT_83 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L380] var_84 = var_84 & mask_SORT_83 [L381] SORT_1 var_87_arg_0 = var_85; [L382] SORT_83 var_87_arg_1 = var_84; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_87_arg_0=0, var_87_arg_1=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L383] EXPR ((SORT_86)var_87_arg_0 << 23) | var_87_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L383] SORT_86 var_87 = ((SORT_86)var_87_arg_0 << 23) | var_87_arg_1; [L384] EXPR var_87 & mask_SORT_86 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L384] var_87 = var_87 & mask_SORT_86 [L385] SORT_1 var_90_arg_0 = var_88; [L386] SORT_86 var_90_arg_1 = var_87; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_90_arg_0=0, var_90_arg_1=0, var_91=0, var_94=0, var_97=0] [L387] EXPR ((SORT_89)var_90_arg_0 << 24) | var_90_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_91=0, var_94=0, var_97=0] [L387] SORT_89 var_90 = ((SORT_89)var_90_arg_0 << 24) | var_90_arg_1; [L388] EXPR var_90 & mask_SORT_89 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_91=0, var_94=0, var_97=0] [L388] var_90 = var_90 & mask_SORT_89 [L389] SORT_1 var_93_arg_0 = var_91; [L390] SORT_89 var_93_arg_1 = var_90; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_93_arg_0=0, var_93_arg_1=0, var_94=0, var_97=0] [L391] EXPR ((SORT_92)var_93_arg_0 << 25) | var_93_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_94=0, var_97=0] [L391] SORT_92 var_93 = ((SORT_92)var_93_arg_0 << 25) | var_93_arg_1; [L392] EXPR var_93 & mask_SORT_92 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_94=0, var_97=0] [L392] var_93 = var_93 & mask_SORT_92 [L393] SORT_1 var_96_arg_0 = var_94; [L394] SORT_92 var_96_arg_1 = var_93; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_96_arg_0=0, var_96_arg_1=0, var_97=0] [L395] EXPR ((SORT_95)var_96_arg_0 << 26) | var_96_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_97=0] [L395] SORT_95 var_96 = ((SORT_95)var_96_arg_0 << 26) | var_96_arg_1; [L396] EXPR var_96 & mask_SORT_95 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_97=0] [L396] var_96 = var_96 & mask_SORT_95 [L397] SORT_1 var_99_arg_0 = var_97; [L398] SORT_95 var_99_arg_1 = var_96; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_99_arg_0=0, var_99_arg_1=0] [L399] EXPR ((SORT_98)var_99_arg_0 << 27) | var_99_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L399] SORT_98 var_99 = ((SORT_98)var_99_arg_0 << 27) | var_99_arg_1; [L400] EXPR var_99 & mask_SORT_98 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L400] var_99 = var_99 & mask_SORT_98 [L401] SORT_1 var_102_arg_0 = var_100; [L402] SORT_98 var_102_arg_1 = var_99; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_102_arg_0=0, var_102_arg_1=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L403] EXPR ((SORT_101)var_102_arg_0 << 28) | var_102_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L403] SORT_101 var_102 = ((SORT_101)var_102_arg_0 << 28) | var_102_arg_1; [L404] EXPR var_102 & mask_SORT_101 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L404] var_102 = var_102 & mask_SORT_101 [L405] SORT_1 var_105_arg_0 = var_103; [L406] SORT_101 var_105_arg_1 = var_102; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_105_arg_0=0, var_105_arg_1=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L407] EXPR ((SORT_104)var_105_arg_0 << 29) | var_105_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L407] SORT_104 var_105 = ((SORT_104)var_105_arg_0 << 29) | var_105_arg_1; [L408] EXPR var_105 & mask_SORT_104 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L408] var_105 = var_105 & mask_SORT_104 [L409] SORT_1 var_107_arg_0 = var_106; [L410] SORT_104 var_107_arg_1 = var_105; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_107_arg_0=0, var_107_arg_1=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L411] EXPR ((SORT_9)var_107_arg_0 << 30) | var_107_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L411] SORT_9 var_107 = ((SORT_9)var_107_arg_0 << 30) | var_107_arg_1; [L412] SORT_9 var_108_arg_0 = var_107; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_108_arg_0=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L413] EXPR var_108_arg_0 & mask_SORT_9 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L413] var_108_arg_0 = var_108_arg_0 & mask_SORT_9 [L414] SORT_62 var_108 = var_108_arg_0; [L415] SORT_62 var_109_arg_0 = var_63; [L416] SORT_62 var_109_arg_1 = var_108; [L417] SORT_1 var_109 = var_109_arg_0 <= var_109_arg_1; [L418] SORT_1 var_110_arg_0 = var_109; [L419] SORT_1 var_110_arg_1 = var_8; [L420] SORT_1 var_110_arg_2 = var_7; [L421] SORT_1 var_110 = var_110_arg_0 ? var_110_arg_1 : var_110_arg_2; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L422] EXPR var_110 & mask_SORT_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L422] var_110 = var_110 & mask_SORT_1 [L423] SORT_1 var_111_arg_0 = input_3; [L424] SORT_1 var_111_arg_1 = var_110; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_111_arg_0=0, var_111_arg_1=1, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L425] EXPR var_111_arg_0 ^ var_111_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L425] SORT_1 var_111 = var_111_arg_0 ^ var_111_arg_1; [L426] SORT_1 var_112_arg_0 = var_111; [L427] SORT_1 var_112 = ~var_112_arg_0; [L428] SORT_1 var_120_arg_0 = var_119; [L429] SORT_1 var_120_arg_1 = var_112; [L430] SORT_1 var_120_arg_2 = var_8; [L431] SORT_1 var_120 = var_120_arg_0 ? var_120_arg_1 : var_120_arg_2; [L432] SORT_1 var_121_arg_0 = var_120; [L433] SORT_1 var_121 = ~var_121_arg_0; [L434] SORT_1 var_122_arg_0 = var_120; [L435] SORT_1 var_122 = ~var_122_arg_0; [L436] SORT_1 var_123_arg_0 = var_121; [L437] SORT_1 var_123_arg_1 = var_122; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_123_arg_0=-2, var_123_arg_1=-2, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L438] EXPR var_123_arg_0 & var_123_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L438] SORT_1 var_123 = var_123_arg_0 & var_123_arg_1; [L439] EXPR var_123 & mask_SORT_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L439] var_123 = var_123 & mask_SORT_1 [L440] SORT_1 bad_124_arg_0 = var_123; [L441] CALL __VERIFIER_assert(!(bad_124_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 673 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 568.5s, OverallIterations: 215, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.1s, AutomataDifference: 307.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 30 mSolverCounterUnknown, 251743 SdHoareTripleChecker+Valid, 260.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 251558 mSDsluCounter, 1247764 SdHoareTripleChecker+Invalid, 247.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1037112 mSDsCounter, 364 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75051 IncrementalHoareTripleChecker+Invalid, 75445 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 364 mSolverCounterUnsat, 210652 mSDtfsCounter, 75051 mSolverCounterSat, 3.3s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4271 GetRequests, 2140 SyntacticMatches, 27 SemanticMatches, 2104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2679 ImplicationChecksByTransitivity, 49.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16147occurred in iteration=200, InterpolantAutomatonStates: 1804, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 20.1s AutomataMinimizationTime, 214 MinimizatonAttempts, 76610 StatesRemovedByMinimization, 173 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.5s SsaConstructionTime, 55.8s SatisfiabilityAnalysisTime, 166.4s InterpolantComputationTime, 57728 NumberOfCodeBlocks, 57728 NumberOfCodeBlocksAsserted, 217 NumberOfCheckSat, 57223 ConstructedInterpolants, 0 QuantifiedInterpolants, 311239 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2482 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 216 InterpolantComputations, 214 PerfectInterpolantSequences, 858/864 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 16:35:10,083 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-08 16:35:10,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:35:12,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:35:12,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-08 16:35:12,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:35:12,571 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:35:12,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:35:12,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:35:12,631 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:35:12,632 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:35:12,633 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:35:12,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:35:12,635 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:35:12,635 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:35:12,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:35:12,638 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:35:12,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:35:12,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:35:12,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:35:12,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:35:12,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:35:12,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:35:12,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:35:12,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:35:12,646 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:35:12,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:35:12,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:35:12,647 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:35:12,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:35:12,649 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:35:12,649 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:35:12,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:35:12,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:35:12,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:35:12,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:35:12,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:35:12,653 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:35:12,653 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:12,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:35:12,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:35:12,655 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:35:12,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:35:12,655 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_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-08 16:35:13,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:35:13,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:35:13,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:35:13,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:35:13,079 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:35:13,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-08 16:35:15,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:35:15,595 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:35:15,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-08 16:35:15,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data/024dc38c1/d25f17ed9aca4179b7f12983d7e2de8a/FLAGddf57b72e [2024-11-08 16:35:15,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/data/024dc38c1/d25f17ed9aca4179b7f12983d7e2de8a [2024-11-08 16:35:15,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:35:15,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:35:15,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:35:15,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:35:15,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:35:15,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:35:15" (1/1) ... [2024-11-08 16:35:15,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ccb240b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:15, skipping insertion in model container [2024-11-08 16:35:15,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:35:15" (1/1) ... [2024-11-08 16:35:15,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:35:16,198 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-08 16:35:16,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:35:16,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:35:16,583 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-08 16:35:16,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:35:16,709 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:35:16,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16 WrapperNode [2024-11-08 16:35:16,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:35:16,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:35:16,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:35:16,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:35:16,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,804 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2024-11-08 16:35:16,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:35:16,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:35:16,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:35:16,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:35:16,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,825 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,867 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 16:35:16,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:35:16,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:35:16,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:35:16,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:35:16,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (1/1) ... [2024-11-08 16:35:16,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:35:16,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:16,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:35:16,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:35:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:35:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 16:35:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:35:16,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:35:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:35:16,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:35:17,213 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:35:17,216 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:35:18,154 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-11-08 16:35:18,154 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:35:18,166 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:35:18,166 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:35:18,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:35:18 BoogieIcfgContainer [2024-11-08 16:35:18,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:35:18,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:35:18,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:35:18,172 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:35:18,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:35:15" (1/3) ... [2024-11-08 16:35:18,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da2c4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:35:18, skipping insertion in model container [2024-11-08 16:35:18,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:35:16" (2/3) ... [2024-11-08 16:35:18,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da2c4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:35:18, skipping insertion in model container [2024-11-08 16:35:18,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:35:18" (3/3) ... [2024-11-08 16:35:18,176 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-08 16:35:18,194 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:35:18,194 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:35:18,288 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:35:18,305 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@41682fa5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:35:18,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:35:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:35:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 16:35:18,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:18,325 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:18,326 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:18,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:18,335 INFO L85 PathProgramCache]: Analyzing trace with hash -636159867, now seen corresponding path program 1 times [2024-11-08 16:35:18,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:18,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1024298720] [2024-11-08 16:35:18,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:18,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:18,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:18,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:18,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:35:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:18,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:35:18,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:18,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 16:35:18,806 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:35:18,807 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:35:18,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024298720] [2024-11-08 16:35:18,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024298720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:35:18,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:35:18,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:35:18,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940828111] [2024-11-08 16:35:18,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:35:18,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:35:18,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:35:18,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:35:18,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:35:18,851 INFO L87 Difference]: Start difference. First operand has 19 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:35:18,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:18,873 INFO L93 Difference]: Finished difference Result 32 states and 43 transitions. [2024-11-08 16:35:18,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:35:18,876 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 17 [2024-11-08 16:35:18,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:18,883 INFO L225 Difference]: With dead ends: 32 [2024-11-08 16:35:18,883 INFO L226 Difference]: Without dead ends: 15 [2024-11-08 16:35:18,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:35:18,893 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:18,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:35:18,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2024-11-08 16:35:18,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-08 16:35:18,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:35:18,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2024-11-08 16:35:18,977 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 17 [2024-11-08 16:35:18,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:18,982 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-08 16:35:18,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:35:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-08 16:35:18,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 16:35:18,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:18,985 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:19,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 16:35:19,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:19,186 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:19,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:19,187 INFO L85 PathProgramCache]: Analyzing trace with hash -320736127, now seen corresponding path program 1 times [2024-11-08 16:35:19,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:19,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1009318730] [2024-11-08 16:35:19,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:19,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:19,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:19,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:19,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:35:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:19,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 16:35:19,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 16:35:20,057 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:20,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:35:20,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009318730] [2024-11-08 16:35:20,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009318730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:20,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1952066907] [2024-11-08 16:35:20,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:20,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:20,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 [2024-11-08 16:35:20,383 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 16:35:20,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 16:35:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:21,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 16:35:21,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:21,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 16:35:21,252 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:35:21,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1952066907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:35:21,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 16:35:21,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2024-11-08 16:35:21,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365429653] [2024-11-08 16:35:21,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:35:21,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:35:21,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:35:21,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:35:21,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:35:21,259 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:21,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:21,647 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2024-11-08 16:35:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:35:21,649 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2024-11-08 16:35:21,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:21,650 INFO L225 Difference]: With dead ends: 24 [2024-11-08 16:35:21,650 INFO L226 Difference]: Without dead ends: 22 [2024-11-08 16:35:21,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:35:21,654 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:21,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:35:21,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-08 16:35:21,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2024-11-08 16:35:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-08 16:35:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-08 16:35:21,667 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 17 [2024-11-08 16:35:21,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:21,668 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-08 16:35:21,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-08 16:35:21,669 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-08 16:35:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 16:35:21,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:21,671 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-11-08 16:35:21,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:21,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:22,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:22,076 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:22,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:22,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1487971485, now seen corresponding path program 1 times [2024-11-08 16:35:22,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:22,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1297699618] [2024-11-08 16:35:22,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:22,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:22,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:22,081 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:22,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 16:35:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:22,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 16:35:22,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 16:35:23,268 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:23,499 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:35:23,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297699618] [2024-11-08 16:35:23,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297699618] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:23,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [763176194] [2024-11-08 16:35:23,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:35:23,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:23,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 [2024-11-08 16:35:23,503 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 16:35:23,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 16:35:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:35:24,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 16:35:24,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 16:35:24,949 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:25,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [763176194] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:25,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:35:25,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2024-11-08 16:35:25,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266242616] [2024-11-08 16:35:25,142 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:35:25,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:35:25,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:35:25,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:35:25,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:35:25,144 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-08 16:35:25,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:25,691 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2024-11-08 16:35:25,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:35:25,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 32 [2024-11-08 16:35:25,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:25,693 INFO L225 Difference]: With dead ends: 31 [2024-11-08 16:35:25,693 INFO L226 Difference]: Without dead ends: 29 [2024-11-08 16:35:25,694 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:35:25,695 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:25,695 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 40 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:35:25,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2024-11-08 16:35:25,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2024-11-08 16:35:25,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:35:25,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2024-11-08 16:35:25,703 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 33 transitions. Word has length 32 [2024-11-08 16:35:25,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:25,704 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 33 transitions. [2024-11-08 16:35:25,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-08 16:35:25,705 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-11-08 16:35:25,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 16:35:25,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:25,706 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2024-11-08 16:35:25,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 16:35:25,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 16:35:26,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:26,110 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:26,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:26,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1718555713, now seen corresponding path program 2 times [2024-11-08 16:35:26,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:26,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1443372699] [2024-11-08 16:35:26,113 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 16:35:26,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:26,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:26,117 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:26,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 16:35:26,864 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-08 16:35:26,864 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:35:26,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 16:35:26,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:27,611 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 16:35:27,611 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:27,834 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:35:27,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443372699] [2024-11-08 16:35:27,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443372699] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:27,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1800864988] [2024-11-08 16:35:27,835 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 16:35:27,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:27,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 [2024-11-08 16:35:27,839 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 16:35:27,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 16:35:29,241 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-08 16:35:29,241 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:35:29,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 16:35:29,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:29,857 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 16:35:29,857 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:30,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1800864988] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:30,020 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:35:30,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2024-11-08 16:35:30,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368251347] [2024-11-08 16:35:30,021 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:35:30,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:35:30,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:35:30,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:35:30,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:35:30,023 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-08 16:35:30,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:30,635 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2024-11-08 16:35:30,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:35:30,636 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 47 [2024-11-08 16:35:30,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:30,637 INFO L225 Difference]: With dead ends: 38 [2024-11-08 16:35:30,637 INFO L226 Difference]: Without dead ends: 36 [2024-11-08 16:35:30,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:35:30,638 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 2 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:30,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 49 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:35:30,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2024-11-08 16:35:30,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2024-11-08 16:35:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-08 16:35:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2024-11-08 16:35:30,648 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 42 transitions. Word has length 47 [2024-11-08 16:35:30,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:30,648 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 42 transitions. [2024-11-08 16:35:30,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-08 16:35:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2024-11-08 16:35:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 16:35:30,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:30,650 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1] [2024-11-08 16:35:30,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:30,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:31,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:31,053 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:31,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:31,054 INFO L85 PathProgramCache]: Analyzing trace with hash 426165155, now seen corresponding path program 3 times [2024-11-08 16:35:31,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:31,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [53965403] [2024-11-08 16:35:31,056 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-08 16:35:31,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:31,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:31,058 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:31,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-08 16:35:32,895 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-08 16:35:32,896 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:35:32,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 16:35:32,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:33,914 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 16:35:33,915 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:34,145 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:35:34,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53965403] [2024-11-08 16:35:34,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53965403] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:34,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [758331520] [2024-11-08 16:35:34,146 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-08 16:35:34,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:34,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 [2024-11-08 16:35:34,150 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 16:35:34,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 16:35:36,131 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-08 16:35:36,131 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:35:36,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 16:35:36,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 16:35:36,859 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:37,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [758331520] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:37,035 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:35:37,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2024-11-08 16:35:37,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565251946] [2024-11-08 16:35:37,035 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:35:37,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:35:37,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:35:37,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:35:37,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:35:37,038 INFO L87 Difference]: Start difference. First operand 35 states and 42 transitions. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 4 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2024-11-08 16:35:38,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:38,201 INFO L93 Difference]: Finished difference Result 45 states and 54 transitions. [2024-11-08 16:35:38,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:35:38,202 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 4 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 62 [2024-11-08 16:35:38,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:38,203 INFO L225 Difference]: With dead ends: 45 [2024-11-08 16:35:38,204 INFO L226 Difference]: Without dead ends: 43 [2024-11-08 16:35:38,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:35:38,205 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 2 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:38,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 101 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 16:35:38,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-08 16:35:38,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2024-11-08 16:35:38,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-08 16:35:38,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 51 transitions. [2024-11-08 16:35:38,219 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 51 transitions. Word has length 62 [2024-11-08 16:35:38,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:38,220 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 51 transitions. [2024-11-08 16:35:38,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 4 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2024-11-08 16:35:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2024-11-08 16:35:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 16:35:38,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:38,222 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1] [2024-11-08 16:35:38,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:38,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:38,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:38,623 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:38,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:38,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1242702849, now seen corresponding path program 4 times [2024-11-08 16:35:38,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:38,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [370834822] [2024-11-08 16:35:38,625 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-08 16:35:38,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:38,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:38,626 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:38,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-08 16:35:39,736 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-08 16:35:39,736 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:35:39,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 16:35:39,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-08 16:35:40,746 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:40,938 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:35:40,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370834822] [2024-11-08 16:35:40,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370834822] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:40,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1107521521] [2024-11-08 16:35:40,939 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-08 16:35:40,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 16:35:40,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 [2024-11-08 16:35:40,941 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 16:35:40,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 16:35:43,378 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-08 16:35:43,379 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:35:43,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 16:35:43,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:35:44,283 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-08 16:35:44,283 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:35:44,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1107521521] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:35:44,424 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:35:44,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-08 16:35:44,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395075023] [2024-11-08 16:35:44,424 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:35:44,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:35:44,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:35:44,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:35:44,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:35:44,426 INFO L87 Difference]: Start difference. First operand 42 states and 51 transitions. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2024-11-08 16:35:45,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:35:45,728 INFO L93 Difference]: Finished difference Result 52 states and 63 transitions. [2024-11-08 16:35:45,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:35:45,729 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 77 [2024-11-08 16:35:45,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:35:45,730 INFO L225 Difference]: With dead ends: 52 [2024-11-08 16:35:45,730 INFO L226 Difference]: Without dead ends: 50 [2024-11-08 16:35:45,731 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:35:45,731 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:35:45,732 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 133 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 16:35:45,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-08 16:35:45,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49. [2024-11-08 16:35:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-08 16:35:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 60 transitions. [2024-11-08 16:35:45,746 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 60 transitions. Word has length 77 [2024-11-08 16:35:45,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:35:45,746 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 60 transitions. [2024-11-08 16:35:45,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2024-11-08 16:35:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2024-11-08 16:35:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 16:35:45,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:35:45,749 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1] [2024-11-08 16:35:45,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:45,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-08 16:35:46,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:46,150 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:35:46,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:35:46,150 INFO L85 PathProgramCache]: Analyzing trace with hash -724943901, now seen corresponding path program 5 times [2024-11-08 16:35:46,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:35:46,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [138004967] [2024-11-08 16:35:46,152 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-08 16:35:46,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:35:46,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:35:46,154 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:35:46,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-08 16:36:13,707 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-08 16:36:13,707 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:36:13,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 16:36:13,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:36:14,966 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-08 16:36:14,966 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:36:15,189 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:36:15,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138004967] [2024-11-08 16:36:15,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138004967] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:36:15,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [70342901] [2024-11-08 16:36:15,189 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-08 16:36:15,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 16:36:15,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 [2024-11-08 16:36:15,190 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 16:36:15,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 16:36:22,460 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-08 16:36:22,460 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:36:22,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-08 16:36:22,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:36:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-08 16:36:23,524 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:36:23,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [70342901] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:36:23,669 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:36:23,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2024-11-08 16:36:23,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775711025] [2024-11-08 16:36:23,669 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:36:23,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 16:36:23,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:36:23,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:36:23,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:36:23,671 INFO L87 Difference]: Start difference. First operand 49 states and 60 transitions. Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) [2024-11-08 16:36:26,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:36:26,309 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2024-11-08 16:36:26,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 16:36:26,310 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) Word has length 92 [2024-11-08 16:36:26,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:36:26,311 INFO L225 Difference]: With dead ends: 59 [2024-11-08 16:36:26,311 INFO L226 Difference]: Without dead ends: 57 [2024-11-08 16:36:26,312 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 179 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-11-08 16:36:26,313 INFO L432 NwaCegarLoop]: 31 mSDtfsCounter, 2 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:36:26,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 186 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-08 16:36:26,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-08 16:36:26,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2024-11-08 16:36:26,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-08 16:36:26,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2024-11-08 16:36:26,324 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 92 [2024-11-08 16:36:26,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:36:26,325 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2024-11-08 16:36:26,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) [2024-11-08 16:36:26,325 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2024-11-08 16:36:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 16:36:26,326 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:36:26,327 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 6, 6, 1, 1, 1, 1] [2024-11-08 16:36:26,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-08 16:36:26,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 16:36:26,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/cvc4 --incremental --print-success --lang smt [2024-11-08 16:36:26,727 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:36:26,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:36:26,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1060691007, now seen corresponding path program 6 times [2024-11-08 16:36:26,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:36:26,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [799668439] [2024-11-08 16:36:26,735 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-08 16:36:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:36:26,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:36:26,738 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:36:26,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b19651-b48b-451b-b749-c897e2e547aa/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-08 16:36:35,416 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-11-08 16:36:35,416 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:36:35,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 691 conjuncts are in the unsatisfiable core [2024-11-08 16:36:35,623 INFO L278 TraceCheckSpWp]: Computing forward predicates...