./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2197c4d14fd5af1bc627adef461bd5f05d36e421274b7d409fe23e38f5f15829 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:58:32,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:58:32,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 21:58:32,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:58:32,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:58:32,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:58:32,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:58:32,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:58:32,274 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:58:32,275 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:58:32,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:58:32,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:58:32,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:58:32,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:58:32,279 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:58:32,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:58:32,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:58:32,283 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:58:32,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:58:32,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:58:32,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:58:32,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:58:32,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:58:32,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:58:32,287 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:58:32,288 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:58:32,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:58:32,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:58:32,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:58:32,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:58:32,290 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:58:32,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:58:32,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:32,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:58:32,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:58:32,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:58:32,292 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:58:32,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:58:32,292 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:58:32,293 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:58:32,293 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:58:32,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:58:32,294 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_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2197c4d14fd5af1bc627adef461bd5f05d36e421274b7d409fe23e38f5f15829 [2024-10-31 21:58:32,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:58:32,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:58:32,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:58:32,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:58:32,616 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:58:32,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-8.i Unable to find full path for "g++" [2024-10-31 21:58:34,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:58:34,987 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:58:34,987 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-8.i [2024-10-31 21:58:35,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/data/a5f41974b/f447bd3515934eb593209f1fb1ba7db7/FLAG9ae154f22 [2024-10-31 21:58:35,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/data/a5f41974b/f447bd3515934eb593209f1fb1ba7db7 [2024-10-31 21:58:35,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:58:35,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:58:35,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:58:35,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:58:35,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:58:35,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:58:35" (1/1) ... [2024-10-31 21:58:35,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9b5e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:35, skipping insertion in model container [2024-10-31 21:58:35,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:58:35" (1/1) ... [2024-10-31 21:58:35,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:58:35,514 WARN L251 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_69c36026-87a3-4067-bc65-8ce57381a913/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-8.i[915,928] [2024-10-31 21:58:35,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:58:35,839 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:58:35,859 WARN L251 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_69c36026-87a3-4067-bc65-8ce57381a913/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-8.i[915,928] [2024-10-31 21:58:36,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:58:36,054 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:58:36,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36 WrapperNode [2024-10-31 21:58:36,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:58:36,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:58:36,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:58:36,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:58:36,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,249 INFO L138 Inliner]: procedures = 26, calls = 91, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 831 [2024-10-31 21:58:36,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:58:36,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:58:36,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:58:36,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:58:36,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,297 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,360 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]. [2024-10-31 21:58:36,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,387 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:58:36,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:58:36,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:58:36,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:58:36,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (1/1) ... [2024-10-31 21:58:36,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:36,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:36,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:36,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c36026-87a3-4067-bc65-8ce57381a913/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:58:36,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:58:36,582 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:58:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:58:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:58:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:58:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:58:36,808 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:58:36,811 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:58:38,725 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-10-31 21:58:38,725 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:58:38,764 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:58:38,764 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:58:38,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:58:38 BoogieIcfgContainer [2024-10-31 21:58:38,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:58:38,767 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:58:38,767 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:58:38,771 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:58:38,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:58:35" (1/3) ... [2024-10-31 21:58:38,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1449e53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:58:38, skipping insertion in model container [2024-10-31 21:58:38,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:36" (2/3) ... [2024-10-31 21:58:38,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1449e53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:58:38, skipping insertion in model container [2024-10-31 21:58:38,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:58:38" (3/3) ... [2024-10-31 21:58:38,776 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-8.i [2024-10-31 21:58:38,798 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:58:38,798 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:58:38,913 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:58:38,926 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;@bf52840, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:58:38,926 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:58:38,935 INFO L276 IsEmpty]: Start isEmpty. Operand has 331 states, 250 states have (on average 1.516) internal successors, (379), 251 states have internal predecessors, (379), 78 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-31 21:58:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:38,981 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:38,983 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:38,984 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:38,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:38,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1444495353, now seen corresponding path program 1 times [2024-10-31 21:58:39,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:39,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477084619] [2024-10-31 21:58:39,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:39,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:39,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:40,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:40,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:40,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477084619] [2024-10-31 21:58:40,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477084619] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:40,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:40,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 21:58:40,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800444985] [2024-10-31 21:58:40,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:40,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 21:58:40,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:40,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:58:40,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:58:40,445 INFO L87 Difference]: Start difference. First operand has 331 states, 250 states have (on average 1.516) internal successors, (379), 251 states have internal predecessors, (379), 78 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 2 states, 2 states have (on average 84.0) internal successors, (168), 2 states have internal predecessors, (168), 2 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 2 states have call successors, (78) [2024-10-31 21:58:40,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:40,546 INFO L93 Difference]: Finished difference Result 655 states and 1142 transitions. [2024-10-31 21:58:40,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:58:40,549 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 84.0) internal successors, (168), 2 states have internal predecessors, (168), 2 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 2 states have call successors, (78) Word has length 555 [2024-10-31 21:58:40,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:40,560 INFO L225 Difference]: With dead ends: 655 [2024-10-31 21:58:40,560 INFO L226 Difference]: Without dead ends: 327 [2024-10-31 21:58:40,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:58:40,574 INFO L432 NwaCegarLoop]: 525 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, 525 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 [2024-10-31 21:58:40,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 525 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:58:40,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2024-10-31 21:58:40,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 327. [2024-10-31 21:58:40,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 247 states have (on average 1.4939271255060729) internal successors, (369), 247 states have internal predecessors, (369), 78 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-31 21:58:40,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 525 transitions. [2024-10-31 21:58:40,662 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 525 transitions. Word has length 555 [2024-10-31 21:58:40,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:40,663 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 525 transitions. [2024-10-31 21:58:40,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 84.0) internal successors, (168), 2 states have internal predecessors, (168), 2 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 2 states have call successors, (78) [2024-10-31 21:58:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 525 transitions. [2024-10-31 21:58:40,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:40,680 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:40,681 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:40,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 21:58:40,681 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:40,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:40,682 INFO L85 PathProgramCache]: Analyzing trace with hash -224651139, now seen corresponding path program 1 times [2024-10-31 21:58:40,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:40,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686465668] [2024-10-31 21:58:40,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:40,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:41,817 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:41,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:41,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686465668] [2024-10-31 21:58:41,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686465668] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:41,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:41,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:58:41,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574762076] [2024-10-31 21:58:41,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:41,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:58:41,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:41,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:58:41,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:41,827 INFO L87 Difference]: Start difference. First operand 327 states and 525 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:41,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:41,969 INFO L93 Difference]: Finished difference Result 857 states and 1370 transitions. [2024-10-31 21:58:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:58:41,971 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:41,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:41,981 INFO L225 Difference]: With dead ends: 857 [2024-10-31 21:58:41,981 INFO L226 Difference]: Without dead ends: 533 [2024-10-31 21:58:41,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:41,987 INFO L432 NwaCegarLoop]: 517 mSDtfsCounter, 309 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:41,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 1021 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:41,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2024-10-31 21:58:42,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 530. [2024-10-31 21:58:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 419 states have (on average 1.4988066825775657) internal successors, (628), 420 states have internal predecessors, (628), 108 states have call successors, (108), 2 states have call predecessors, (108), 2 states have return successors, (108), 107 states have call predecessors, (108), 108 states have call successors, (108) [2024-10-31 21:58:42,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 844 transitions. [2024-10-31 21:58:42,124 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 844 transitions. Word has length 555 [2024-10-31 21:58:42,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:42,126 INFO L471 AbstractCegarLoop]: Abstraction has 530 states and 844 transitions. [2024-10-31 21:58:42,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 844 transitions. [2024-10-31 21:58:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:42,143 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:42,144 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:42,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 21:58:42,145 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:42,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:42,146 INFO L85 PathProgramCache]: Analyzing trace with hash -636760253, now seen corresponding path program 1 times [2024-10-31 21:58:42,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:42,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255130043] [2024-10-31 21:58:42,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:42,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:42,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:43,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:43,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255130043] [2024-10-31 21:58:43,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255130043] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:43,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:43,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:58:43,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135282593] [2024-10-31 21:58:43,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:43,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:58:43,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:43,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:58:43,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:43,397 INFO L87 Difference]: Start difference. First operand 530 states and 844 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:43,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:43,565 INFO L93 Difference]: Finished difference Result 1674 states and 2679 transitions. [2024-10-31 21:58:43,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:58:43,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:43,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:43,575 INFO L225 Difference]: With dead ends: 1674 [2024-10-31 21:58:43,576 INFO L226 Difference]: Without dead ends: 1147 [2024-10-31 21:58:43,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:58:43,579 INFO L432 NwaCegarLoop]: 597 mSDtfsCounter, 413 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:43,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 1631 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:43,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1147 states. [2024-10-31 21:58:43,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1147 to 1055. [2024-10-31 21:58:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1055 states, 834 states have (on average 1.498800959232614) internal successors, (1250), 836 states have internal predecessors, (1250), 216 states have call successors, (216), 4 states have call predecessors, (216), 4 states have return successors, (216), 214 states have call predecessors, (216), 216 states have call successors, (216) [2024-10-31 21:58:43,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 1055 states and 1682 transitions. [2024-10-31 21:58:43,739 INFO L78 Accepts]: Start accepts. Automaton has 1055 states and 1682 transitions. Word has length 555 [2024-10-31 21:58:43,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:43,740 INFO L471 AbstractCegarLoop]: Abstraction has 1055 states and 1682 transitions. [2024-10-31 21:58:43,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:43,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1682 transitions. [2024-10-31 21:58:43,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:43,756 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:43,757 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:43,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 21:58:43,757 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:43,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:43,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1302401793, now seen corresponding path program 1 times [2024-10-31 21:58:43,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:43,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128565892] [2024-10-31 21:58:43,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:43,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:44,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:44,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128565892] [2024-10-31 21:58:44,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128565892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:44,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:44,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:58:44,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059436432] [2024-10-31 21:58:44,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:44,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:58:44,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:44,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:58:44,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:44,636 INFO L87 Difference]: Start difference. First operand 1055 states and 1682 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:44,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:44,820 INFO L93 Difference]: Finished difference Result 2933 states and 4656 transitions. [2024-10-31 21:58:44,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:58:44,821 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:44,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:44,834 INFO L225 Difference]: With dead ends: 2933 [2024-10-31 21:58:44,835 INFO L226 Difference]: Without dead ends: 1881 [2024-10-31 21:58:44,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:44,840 INFO L432 NwaCegarLoop]: 607 mSDtfsCounter, 281 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 1115 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:44,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 1115 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:44,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1881 states. [2024-10-31 21:58:45,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1881 to 1875. [2024-10-31 21:58:45,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1875 states, 1538 states have (on average 1.5006501950585176) internal successors, (2308), 1544 states have internal predecessors, (2308), 328 states have call successors, (328), 8 states have call predecessors, (328), 8 states have return successors, (328), 322 states have call predecessors, (328), 328 states have call successors, (328) [2024-10-31 21:58:45,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2964 transitions. [2024-10-31 21:58:45,023 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2964 transitions. Word has length 555 [2024-10-31 21:58:45,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:45,025 INFO L471 AbstractCegarLoop]: Abstraction has 1875 states and 2964 transitions. [2024-10-31 21:58:45,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2964 transitions. [2024-10-31 21:58:45,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:45,041 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:45,041 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:45,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 21:58:45,042 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:45,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:45,042 INFO L85 PathProgramCache]: Analyzing trace with hash -941581505, now seen corresponding path program 1 times [2024-10-31 21:58:45,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:45,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426525778] [2024-10-31 21:58:45,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:45,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:45,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:45,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426525778] [2024-10-31 21:58:45,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426525778] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:45,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:45,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:58:45,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605378680] [2024-10-31 21:58:45,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:45,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:58:45,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:45,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:58:45,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:45,893 INFO L87 Difference]: Start difference. First operand 1875 states and 2964 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:46,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:46,441 INFO L93 Difference]: Finished difference Result 5375 states and 8455 transitions. [2024-10-31 21:58:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:58:46,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:46,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:46,460 INFO L225 Difference]: With dead ends: 5375 [2024-10-31 21:58:46,460 INFO L226 Difference]: Without dead ends: 3499 [2024-10-31 21:58:46,466 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:46,467 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 915 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 915 SdHoareTripleChecker+Valid, 1264 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:46,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [915 Valid, 1264 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-31 21:58:46,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3499 states. [2024-10-31 21:58:46,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3499 to 2471. [2024-10-31 21:58:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2471 states, 2138 states have (on average 1.528531337698784) internal successors, (3268), 2144 states have internal predecessors, (3268), 320 states have call successors, (320), 12 states have call predecessors, (320), 12 states have return successors, (320), 314 states have call predecessors, (320), 320 states have call successors, (320) [2024-10-31 21:58:46,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2471 states and 3908 transitions. [2024-10-31 21:58:46,736 INFO L78 Accepts]: Start accepts. Automaton has 2471 states and 3908 transitions. Word has length 555 [2024-10-31 21:58:46,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:46,738 INFO L471 AbstractCegarLoop]: Abstraction has 2471 states and 3908 transitions. [2024-10-31 21:58:46,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 3908 transitions. [2024-10-31 21:58:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:46,747 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:46,748 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:46,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 21:58:46,748 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:46,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:46,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1113434557, now seen corresponding path program 1 times [2024-10-31 21:58:46,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:46,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848939040] [2024-10-31 21:58:46,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:46,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:47,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:47,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848939040] [2024-10-31 21:58:47,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848939040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:47,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:47,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:58:47,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951078601] [2024-10-31 21:58:47,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:47,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:58:47,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:47,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:58:47,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:47,734 INFO L87 Difference]: Start difference. First operand 2471 states and 3908 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:48,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:48,007 INFO L93 Difference]: Finished difference Result 5965 states and 9394 transitions. [2024-10-31 21:58:48,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:58:48,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:48,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:48,027 INFO L225 Difference]: With dead ends: 5965 [2024-10-31 21:58:48,027 INFO L226 Difference]: Without dead ends: 3497 [2024-10-31 21:58:48,035 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:48,036 INFO L432 NwaCegarLoop]: 555 mSDtfsCounter, 162 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 1044 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:48,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 1044 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:48,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3497 states. [2024-10-31 21:58:48,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3497 to 3367. [2024-10-31 21:58:48,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3367 states, 2922 states have (on average 1.51129363449692) internal successors, (4416), 2936 states have internal predecessors, (4416), 424 states have call successors, (424), 20 states have call predecessors, (424), 20 states have return successors, (424), 410 states have call predecessors, (424), 424 states have call successors, (424) [2024-10-31 21:58:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 5264 transitions. [2024-10-31 21:58:48,265 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 5264 transitions. Word has length 555 [2024-10-31 21:58:48,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:48,267 INFO L471 AbstractCegarLoop]: Abstraction has 3367 states and 5264 transitions. [2024-10-31 21:58:48,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 5264 transitions. [2024-10-31 21:58:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:48,276 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:48,276 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:48,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 21:58:48,277 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:48,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:48,278 INFO L85 PathProgramCache]: Analyzing trace with hash -966486469, now seen corresponding path program 1 times [2024-10-31 21:58:48,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:48,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554683521] [2024-10-31 21:58:48,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:49,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:50,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:50,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554683521] [2024-10-31 21:58:50,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554683521] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:50,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:50,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:58:50,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215582162] [2024-10-31 21:58:50,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:50,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:58:50,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:50,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:58:50,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:50,200 INFO L87 Difference]: Start difference. First operand 3367 states and 5264 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:51,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:51,031 INFO L93 Difference]: Finished difference Result 11081 states and 17235 transitions. [2024-10-31 21:58:51,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:58:51,032 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:51,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:51,068 INFO L225 Difference]: With dead ends: 11081 [2024-10-31 21:58:51,068 INFO L226 Difference]: Without dead ends: 7717 [2024-10-31 21:58:51,078 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:58:51,081 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 685 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 1647 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:51,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [685 Valid, 1647 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-31 21:58:51,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7717 states. [2024-10-31 21:58:51,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7717 to 6729. [2024-10-31 21:58:51,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6729 states, 5840 states have (on average 1.5113013698630138) internal successors, (8826), 5868 states have internal predecessors, (8826), 848 states have call successors, (848), 40 states have call predecessors, (848), 40 states have return successors, (848), 820 states have call predecessors, (848), 848 states have call successors, (848) [2024-10-31 21:58:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6729 states to 6729 states and 10522 transitions. [2024-10-31 21:58:51,613 INFO L78 Accepts]: Start accepts. Automaton has 6729 states and 10522 transitions. Word has length 555 [2024-10-31 21:58:51,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:51,614 INFO L471 AbstractCegarLoop]: Abstraction has 6729 states and 10522 transitions. [2024-10-31 21:58:51,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 6729 states and 10522 transitions. [2024-10-31 21:58:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:51,627 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:51,627 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:51,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 21:58:51,628 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:51,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:51,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1299129607, now seen corresponding path program 1 times [2024-10-31 21:58:51,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:51,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111001907] [2024-10-31 21:58:51,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:51,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:52,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:53,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:53,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111001907] [2024-10-31 21:58:53,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111001907] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:53,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:53,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:58:53,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145090171] [2024-10-31 21:58:53,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:53,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:58:53,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:53,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:58:53,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:53,425 INFO L87 Difference]: Start difference. First operand 6729 states and 10522 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:54,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:54,247 INFO L93 Difference]: Finished difference Result 16906 states and 26360 transitions. [2024-10-31 21:58:54,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:58:54,248 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:54,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:54,311 INFO L225 Difference]: With dead ends: 16906 [2024-10-31 21:58:54,311 INFO L226 Difference]: Without dead ends: 10180 [2024-10-31 21:58:54,331 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:58:54,332 INFO L432 NwaCegarLoop]: 522 mSDtfsCounter, 385 mSDsluCounter, 1024 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:54,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 1546 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-31 21:58:54,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10180 states. [2024-10-31 21:58:54,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10180 to 6886. [2024-10-31 21:58:54,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6886 states, 5916 states have (on average 1.5072684246112238) internal successors, (8917), 5944 states have internal predecessors, (8917), 926 states have call successors, (926), 43 states have call predecessors, (926), 43 states have return successors, (926), 898 states have call predecessors, (926), 926 states have call successors, (926) [2024-10-31 21:58:55,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6886 states to 6886 states and 10769 transitions. [2024-10-31 21:58:55,026 INFO L78 Accepts]: Start accepts. Automaton has 6886 states and 10769 transitions. Word has length 555 [2024-10-31 21:58:55,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:55,028 INFO L471 AbstractCegarLoop]: Abstraction has 6886 states and 10769 transitions. [2024-10-31 21:58:55,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 6886 states and 10769 transitions. [2024-10-31 21:58:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:55,047 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:55,047 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:55,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 21:58:55,048 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:55,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:55,049 INFO L85 PathProgramCache]: Analyzing trace with hash 734264439, now seen corresponding path program 1 times [2024-10-31 21:58:55,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:55,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663733823] [2024-10-31 21:58:55,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:55,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:58:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:58:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:58:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:58:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:58:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:58:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:58:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:58:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:58:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:58:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:58:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:58:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:58:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:58:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:58:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:58:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:58:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:58:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:58:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:58:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:58:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:58:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:58:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:58:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:58:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:58:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:58:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-31 21:58:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-31 21:58:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-31 21:58:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:58:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:58:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-31 21:58:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-31 21:58:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-31 21:58:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-31 21:58:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-31 21:58:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-31 21:58:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-31 21:58:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-31 21:58:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:58:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:58:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-31 21:58:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-31 21:58:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-31 21:58:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-31 21:58:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-31 21:58:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-10-31 21:58:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-31 21:58:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2024-10-31 21:58:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:58:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:58:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2024-10-31 21:58:56,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:56,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663733823] [2024-10-31 21:58:56,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663733823] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:56,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:56,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:58:56,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17079219] [2024-10-31 21:58:56,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:56,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:58:56,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:56,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:58:56,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:56,536 INFO L87 Difference]: Start difference. First operand 6886 states and 10769 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:57,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:57,337 INFO L93 Difference]: Finished difference Result 20338 states and 31807 transitions. [2024-10-31 21:58:57,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:58:57,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) Word has length 555 [2024-10-31 21:58:57,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:57,400 INFO L225 Difference]: With dead ends: 20338 [2024-10-31 21:58:57,400 INFO L226 Difference]: Without dead ends: 13612 [2024-10-31 21:58:57,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:58:57,420 INFO L432 NwaCegarLoop]: 509 mSDtfsCounter, 379 mSDsluCounter, 1012 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 1521 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:57,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [379 Valid, 1521 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:57,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13612 states. [2024-10-31 21:58:58,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13612 to 13610. [2024-10-31 21:58:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13610 states, 11752 states have (on average 1.5091048332198775) internal successors, (17735), 11808 states have internal predecessors, (17735), 1774 states have call successors, (1774), 83 states have call predecessors, (1774), 83 states have return successors, (1774), 1718 states have call predecessors, (1774), 1774 states have call successors, (1774) [2024-10-31 21:58:58,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13610 states to 13610 states and 21283 transitions. [2024-10-31 21:58:58,331 INFO L78 Accepts]: Start accepts. Automaton has 13610 states and 21283 transitions. Word has length 555 [2024-10-31 21:58:58,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:58,332 INFO L471 AbstractCegarLoop]: Abstraction has 13610 states and 21283 transitions. [2024-10-31 21:58:58,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (78), 1 states have call predecessors, (78), 1 states have return successors, (78), 1 states have call predecessors, (78), 1 states have call successors, (78) [2024-10-31 21:58:58,332 INFO L276 IsEmpty]: Start isEmpty. Operand 13610 states and 21283 transitions. [2024-10-31 21:58:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-10-31 21:58:58,430 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:58,431 INFO L215 NwaCegarLoop]: trace histogram [78, 78, 78, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:58,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 21:58:58,431 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:58,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:58,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1172138827, now seen corresponding path program 1 times [2024-10-31 21:58:58,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:58,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283427790] [2024-10-31 21:58:58,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:58,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:59:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:59:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 21:59:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:59:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:59:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:59:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:59:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:59:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 21:59:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 21:59:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-31 21:59:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 21:59:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 21:59:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 21:59:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:59:00,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:59:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 21:59:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 21:59:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-31 21:59:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 21:59:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-31 21:59:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 21:59:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:59:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:59:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-31 21:59:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:59:00,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:59:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:59:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:59:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:59:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:59:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:59:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:59:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:59:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:59:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:59:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:59:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-31 21:59:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:59:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-31 21:59:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:59:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-31 21:59:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:59:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-31 21:59:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:59:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-31 21:59:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:59:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:59:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:59:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-31 21:59:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:59:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-31 21:59:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:00,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:59:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat