./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fae542ffc508d581529777e32a74e7eca7b7550b33272b19a75a08e2a9e3ba4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:23:02,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:23:02,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:23:03,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:23:03,004 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:23:03,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:23:03,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:23:03,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:23:03,039 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:23:03,041 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:23:03,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:23:03,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:23:03,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:23:03,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:23:03,050 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:23:03,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:23:03,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:23:03,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:23:03,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:23:03,053 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:23:03,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:23:03,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:23:03,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:23:03,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:23:03,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:23:03,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:23:03,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:23:03,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:23:03,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:23:03,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:23:03,062 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:23:03,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:23:03,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:23:03,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:23:03,063 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:23:03,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:23:03,066 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:23:03,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:23:03,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:23:03,068 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:23:03,068 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:23:03,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:23:03,070 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_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fae542ffc508d581529777e32a74e7eca7b7550b33272b19a75a08e2a9e3ba4 [2024-11-08 17:23:03,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:23:03,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:23:03,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:23:03,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:23:03,471 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:23:03,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i Unable to find full path for "g++" [2024-11-08 17:23:05,767 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:23:06,173 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:23:06,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-11-08 17:23:06,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/data/d83dd129f/59b7ead318db4efab7bde02655c6b14d/FLAGb7d9b844a [2024-11-08 17:23:06,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/data/d83dd129f/59b7ead318db4efab7bde02655c6b14d [2024-11-08 17:23:06,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:23:06,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:23:06,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:23:06,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:23:06,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:23:06,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:23:06" (1/1) ... [2024-11-08 17:23:06,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78097a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:06, skipping insertion in model container [2024-11-08 17:23:06,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:23:06" (1/1) ... [2024-11-08 17:23:06,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:23:06,596 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i[916,929] [2024-11-08 17:23:06,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:23:06,871 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:23:06,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i[916,929] [2024-11-08 17:23:07,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:23:07,064 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:23:07,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07 WrapperNode [2024-11-08 17:23:07,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:23:07,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:23:07,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:23:07,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:23:07,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,182 INFO L138 Inliner]: procedures = 26, calls = 99, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 597 [2024-11-08 17:23:07,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:23:07,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:23:07,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:23:07,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:23:07,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,207 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,263 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:23:07,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:23:07,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:23:07,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:23:07,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:23:07,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (1/1) ... [2024-11-08 17:23:07,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:23:07,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:23:07,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:23:07,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:23:07,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:23:07,449 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:23:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:23:07,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:23:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:23:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:23:07,672 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:23:07,676 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:23:09,260 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 17:23:09,261 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:23:09,297 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:23:09,297 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:23:09,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:23:09 BoogieIcfgContainer [2024-11-08 17:23:09,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:23:09,305 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:23:09,305 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:23:09,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:23:09,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:23:06" (1/3) ... [2024-11-08 17:23:09,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aaf436b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:23:09, skipping insertion in model container [2024-11-08 17:23:09,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:23:07" (2/3) ... [2024-11-08 17:23:09,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aaf436b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:23:09, skipping insertion in model container [2024-11-08 17:23:09,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:23:09" (3/3) ... [2024-11-08 17:23:09,317 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-11-08 17:23:09,342 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:23:09,343 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:23:09,460 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:23:09,470 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;@1262eeb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:23:09,470 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:23:09,477 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 168 states have (on average 1.5357142857142858) internal successors, (258), 169 states have internal predecessors, (258), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-08 17:23:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2024-11-08 17:23:09,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:09,556 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:09,560 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:09,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:09,576 INFO L85 PathProgramCache]: Analyzing trace with hash -389342336, now seen corresponding path program 1 times [2024-11-08 17:23:09,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:09,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478929786] [2024-11-08 17:23:09,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:09,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:10,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-08 17:23:11,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:11,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478929786] [2024-11-08 17:23:11,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478929786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:23:11,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:23:11,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:23:11,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116046017] [2024-11-08 17:23:11,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:23:11,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:23:11,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:23:11,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:23:11,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:23:11,337 INFO L87 Difference]: Start difference. First operand has 257 states, 168 states have (on average 1.5357142857142858) internal successors, (258), 169 states have internal predecessors, (258), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) [2024-11-08 17:23:11,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:23:11,456 INFO L93 Difference]: Finished difference Result 507 states and 940 transitions. [2024-11-08 17:23:11,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:23:11,460 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) Word has length 533 [2024-11-08 17:23:11,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:23:11,480 INFO L225 Difference]: With dead ends: 507 [2024-11-08 17:23:11,481 INFO L226 Difference]: Without dead ends: 253 [2024-11-08 17:23:11,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:23:11,501 INFO L432 NwaCegarLoop]: 421 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, 421 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:23:11,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:23:11,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-08 17:23:11,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2024-11-08 17:23:11,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 165 states have (on average 1.509090909090909) internal successors, (249), 165 states have internal predecessors, (249), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-08 17:23:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 421 transitions. [2024-11-08 17:23:11,640 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 421 transitions. Word has length 533 [2024-11-08 17:23:11,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:23:11,644 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 421 transitions. [2024-11-08 17:23:11,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) [2024-11-08 17:23:11,645 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 421 transitions. [2024-11-08 17:23:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2024-11-08 17:23:11,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:11,671 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:11,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:23:11,672 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:11,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:11,673 INFO L85 PathProgramCache]: Analyzing trace with hash 610129916, now seen corresponding path program 1 times [2024-11-08 17:23:11,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:11,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070267810] [2024-11-08 17:23:11,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:11,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:13,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:14,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-08 17:23:14,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:14,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070267810] [2024-11-08 17:23:14,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070267810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:23:14,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:23:14,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:23:14,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288515031] [2024-11-08 17:23:14,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:23:14,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:23:14,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:23:14,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:23:14,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:23:14,288 INFO L87 Difference]: Start difference. First operand 253 states and 421 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:14,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:23:14,664 INFO L93 Difference]: Finished difference Result 753 states and 1257 transitions. [2024-11-08 17:23:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:23:14,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 533 [2024-11-08 17:23:14,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:23:14,674 INFO L225 Difference]: With dead ends: 753 [2024-11-08 17:23:14,674 INFO L226 Difference]: Without dead ends: 503 [2024-11-08 17:23:14,676 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:23:14,678 INFO L432 NwaCegarLoop]: 414 mSDtfsCounter, 415 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 819 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:23:14,679 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 819 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:23:14,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2024-11-08 17:23:14,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 501. [2024-11-08 17:23:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 326 states have (on average 1.5122699386503067) internal successors, (493), 326 states have internal predecessors, (493), 172 states have call successors, (172), 2 states have call predecessors, (172), 2 states have return successors, (172), 172 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-08 17:23:14,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 837 transitions. [2024-11-08 17:23:14,831 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 837 transitions. Word has length 533 [2024-11-08 17:23:14,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:23:14,835 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 837 transitions. [2024-11-08 17:23:14,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 837 transitions. [2024-11-08 17:23:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2024-11-08 17:23:14,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:14,857 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:14,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:23:14,858 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:14,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:14,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1532512470, now seen corresponding path program 1 times [2024-11-08 17:23:14,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:14,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613886263] [2024-11-08 17:23:14,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:14,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:16,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-08 17:23:17,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:17,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613886263] [2024-11-08 17:23:17,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613886263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:23:17,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:23:17,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:23:17,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279864780] [2024-11-08 17:23:17,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:23:17,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:23:17,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:23:17,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:23:17,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:23:17,579 INFO L87 Difference]: Start difference. First operand 501 states and 837 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:18,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:23:18,503 INFO L93 Difference]: Finished difference Result 1351 states and 2264 transitions. [2024-11-08 17:23:18,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:23:18,504 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 534 [2024-11-08 17:23:18,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:23:18,514 INFO L225 Difference]: With dead ends: 1351 [2024-11-08 17:23:18,514 INFO L226 Difference]: Without dead ends: 853 [2024-11-08 17:23:18,517 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:23:18,519 INFO L432 NwaCegarLoop]: 400 mSDtfsCounter, 390 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:23:18,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 1197 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 17:23:18,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2024-11-08 17:23:18,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 827. [2024-11-08 17:23:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 827 states, 565 states have (on average 1.5486725663716814) internal successors, (875), 565 states have internal predecessors, (875), 258 states have call successors, (258), 3 states have call predecessors, (258), 3 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-11-08 17:23:18,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1391 transitions. [2024-11-08 17:23:18,731 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1391 transitions. Word has length 534 [2024-11-08 17:23:18,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:23:18,733 INFO L471 AbstractCegarLoop]: Abstraction has 827 states and 1391 transitions. [2024-11-08 17:23:18,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1391 transitions. [2024-11-08 17:23:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-08 17:23:18,751 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:18,751 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:18,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:23:18,752 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:18,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:18,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1339767609, now seen corresponding path program 1 times [2024-11-08 17:23:18,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:18,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22888114] [2024-11-08 17:23:18,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:18,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:19,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:20,190 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-08 17:23:20,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:20,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22888114] [2024-11-08 17:23:20,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22888114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:23:20,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:23:20,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:23:20,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411762500] [2024-11-08 17:23:20,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:23:20,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:23:20,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:23:20,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:23:20,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:23:20,194 INFO L87 Difference]: Start difference. First operand 827 states and 1391 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:21,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:23:21,080 INFO L93 Difference]: Finished difference Result 1369 states and 2286 transitions. [2024-11-08 17:23:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:23:21,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 535 [2024-11-08 17:23:21,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:23:21,091 INFO L225 Difference]: With dead ends: 1369 [2024-11-08 17:23:21,091 INFO L226 Difference]: Without dead ends: 845 [2024-11-08 17:23:21,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:23:21,096 INFO L432 NwaCegarLoop]: 403 mSDtfsCounter, 380 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:23:21,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 1205 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 17:23:21,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2024-11-08 17:23:21,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 829. [2024-11-08 17:23:21,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 829 states, 567 states have (on average 1.5432098765432098) internal successors, (875), 567 states have internal predecessors, (875), 258 states have call successors, (258), 3 states have call predecessors, (258), 3 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-11-08 17:23:21,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 829 states and 1391 transitions. [2024-11-08 17:23:21,283 INFO L78 Accepts]: Start accepts. Automaton has 829 states and 1391 transitions. Word has length 535 [2024-11-08 17:23:21,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:23:21,285 INFO L471 AbstractCegarLoop]: Abstraction has 829 states and 1391 transitions. [2024-11-08 17:23:21,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1391 transitions. [2024-11-08 17:23:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-08 17:23:21,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:21,299 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:21,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:23:21,299 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:21,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:21,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1176320089, now seen corresponding path program 1 times [2024-11-08 17:23:21,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:21,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168430845] [2024-11-08 17:23:21,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-08 17:23:22,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:22,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168430845] [2024-11-08 17:23:22,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168430845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:23:22,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:23:22,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:23:22,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56325001] [2024-11-08 17:23:22,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:23:22,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:23:22,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:23:22,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:23:22,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:23:22,728 INFO L87 Difference]: Start difference. First operand 829 states and 1391 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:23,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:23:23,735 INFO L93 Difference]: Finished difference Result 2433 states and 4018 transitions. [2024-11-08 17:23:23,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:23:23,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 536 [2024-11-08 17:23:23,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:23:23,753 INFO L225 Difference]: With dead ends: 2433 [2024-11-08 17:23:23,753 INFO L226 Difference]: Without dead ends: 1879 [2024-11-08 17:23:23,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:23:23,760 INFO L432 NwaCegarLoop]: 520 mSDtfsCounter, 614 mSDsluCounter, 911 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:23:23,764 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 1431 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 17:23:23,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2024-11-08 17:23:24,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1351. [2024-11-08 17:23:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1351 states, 1006 states have (on average 1.5924453280318092) internal successors, (1602), 1008 states have internal predecessors, (1602), 338 states have call successors, (338), 6 states have call predecessors, (338), 6 states have return successors, (338), 336 states have call predecessors, (338), 338 states have call successors, (338) [2024-11-08 17:23:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1351 states and 2278 transitions. [2024-11-08 17:23:24,085 INFO L78 Accepts]: Start accepts. Automaton has 1351 states and 2278 transitions. Word has length 536 [2024-11-08 17:23:24,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:23:24,086 INFO L471 AbstractCegarLoop]: Abstraction has 1351 states and 2278 transitions. [2024-11-08 17:23:24,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-08 17:23:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2278 transitions. [2024-11-08 17:23:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-08 17:23:24,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:24,093 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:24,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:23:24,094 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:24,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:24,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1035771479, now seen corresponding path program 1 times [2024-11-08 17:23:24,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:24,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471184226] [2024-11-08 17:23:24,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:24,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 102 proven. 153 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2024-11-08 17:23:26,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:26,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471184226] [2024-11-08 17:23:26,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471184226] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:23:26,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850417839] [2024-11-08 17:23:26,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:26,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:23:26,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:23:26,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:23:26,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:23:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:27,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 17:23:27,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:23:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 8652 proven. 210 refuted. 0 times theorem prover too weak. 5758 trivial. 0 not checked. [2024-11-08 17:23:28,681 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:23:29,611 WARN L851 $PredicateComparison]: unable to prove that (forall ((~var_1_52~0 Int)) (let ((.cse0 (mod (- 4) ~var_1_52~0))) (or (< .cse0 (+ c_~var_1_46~0 ~var_1_52~0)) (< (+ .cse0 ~var_1_52~0) c_~var_1_46~0) (= ~var_1_52~0 0)))) is different from false [2024-11-08 17:23:29,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850417839] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:23:29,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:23:29,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 14 [2024-11-08 17:23:29,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507136773] [2024-11-08 17:23:29,618 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:23:29,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 17:23:29,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:23:29,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 17:23:29,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=178, Unknown=1, NotChecked=26, Total=240 [2024-11-08 17:23:29,621 INFO L87 Difference]: Start difference. First operand 1351 states and 2278 transitions. Second operand has 14 states, 14 states have (on average 14.357142857142858) internal successors, (201), 14 states have internal predecessors, (201), 5 states have call successors, (172), 3 states have call predecessors, (172), 5 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) [2024-11-08 17:23:35,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:23:35,494 INFO L93 Difference]: Finished difference Result 6800 states and 11427 transitions. [2024-11-08 17:23:35,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-08 17:23:35,495 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 14.357142857142858) internal successors, (201), 14 states have internal predecessors, (201), 5 states have call successors, (172), 3 states have call predecessors, (172), 5 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) Word has length 536 [2024-11-08 17:23:35,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:23:35,525 INFO L225 Difference]: With dead ends: 6800 [2024-11-08 17:23:35,525 INFO L226 Difference]: Without dead ends: 5620 [2024-11-08 17:23:35,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 978 GetRequests, 931 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 547 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=552, Invalid=1707, Unknown=1, NotChecked=92, Total=2352 [2024-11-08 17:23:35,535 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 3290 mSDsluCounter, 2611 mSDsCounter, 0 mSdLazyCounter, 2882 mSolverCounterSat, 1231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3334 SdHoareTripleChecker+Valid, 2927 SdHoareTripleChecker+Invalid, 4113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1231 IncrementalHoareTripleChecker+Valid, 2882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:23:35,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3334 Valid, 2927 Invalid, 4113 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1231 Valid, 2882 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:23:35,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5620 states. [2024-11-08 17:23:36,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5620 to 5542. [2024-11-08 17:23:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5542 states, 4541 states have (on average 1.6137414666373047) internal successors, (7328), 4557 states have internal predecessors, (7328), 958 states have call successors, (958), 42 states have call predecessors, (958), 42 states have return successors, (958), 942 states have call predecessors, (958), 958 states have call successors, (958) [2024-11-08 17:23:36,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5542 states to 5542 states and 9244 transitions. [2024-11-08 17:23:36,301 INFO L78 Accepts]: Start accepts. Automaton has 5542 states and 9244 transitions. Word has length 536 [2024-11-08 17:23:36,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:23:36,303 INFO L471 AbstractCegarLoop]: Abstraction has 5542 states and 9244 transitions. [2024-11-08 17:23:36,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.357142857142858) internal successors, (201), 14 states have internal predecessors, (201), 5 states have call successors, (172), 3 states have call predecessors, (172), 5 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) [2024-11-08 17:23:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 5542 states and 9244 transitions. [2024-11-08 17:23:36,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-08 17:23:36,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:23:36,311 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:23:36,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 17:23:36,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:23:36,516 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:23:36,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:23:36,516 INFO L85 PathProgramCache]: Analyzing trace with hash -141902743, now seen corresponding path program 1 times [2024-11-08 17:23:36,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:23:36,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674475317] [2024-11-08 17:23:36,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:36,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:23:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:23:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:23:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:23:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 17:23:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 17:23:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 17:23:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 17:23:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:23:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:23:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 17:23:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 17:23:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 17:23:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 17:23:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:23:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:23:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:23:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:23:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:23:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:23:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:23:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:23:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 17:23:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:23:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 17:23:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 17:23:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 17:23:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 17:23:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 17:23:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 17:23:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 17:23:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 17:23:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 17:23:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 17:23:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 17:23:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 17:23:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 17:23:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 17:23:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 17:23:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 17:23:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 17:23:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 17:23:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 17:23:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 17:23:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 17:23:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 17:23:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 17:23:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 17:23:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 17:23:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 17:23:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 17:23:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 17:23:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 17:23:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-08 17:23:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 17:23:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 17:23:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-08 17:23:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 17:23:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-08 17:23:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 17:23:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-08 17:23:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 17:23:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-08 17:23:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 17:23:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-08 17:23:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 17:23:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-08 17:23:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 17:23:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 17:23:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 17:23:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 17:23:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 17:23:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 17:23:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 17:23:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 17:23:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 17:23:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 17:23:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 17:23:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 17:23:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 17:23:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 17:23:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 17:23:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 17:23:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 17:23:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 17:23:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 17:23:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 17:23:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 120 proven. 135 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2024-11-08 17:23:37,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:23:37,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674475317] [2024-11-08 17:23:37,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674475317] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:23:37,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689151482] [2024-11-08 17:23:37,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:23:37,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:23:37,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:23:37,760 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:23:37,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075f7fde-149c-4574-a9fb-26780743cafc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 17:23:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:23:38,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 1168 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 17:23:38,123 INFO L278 TraceCheckSpWp]: Computing forward predicates...