./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.3.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.3.M1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya --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 d1acaf5881e7bc6fb96063443cb57a4aeaaabd457c070b840e9f79d5e20a5abf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:23:37,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:23:37,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:23:37,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:23:37,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:23:37,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:23:37,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:23:37,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:23:37,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:23:37,252 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:23:37,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:23:37,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:23:37,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:23:37,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:23:37,254 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:23:37,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:23:37,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:23:37,256 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:23:37,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:23:37,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:23:37,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:23:37,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:23:37,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:23:37,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:23:37,259 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:23:37,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:23:37,260 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:23:37,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:23:37,261 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:23:37,261 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:23:37,262 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:23:37,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:23:37,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:23:37,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:23:37,263 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:23:37,263 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:23:37,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:23:37,264 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:23:37,264 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:23:37,264 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:23:37,264 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:23:37,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:23:37,265 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_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1acaf5881e7bc6fb96063443cb57a4aeaaabd457c070b840e9f79d5e20a5abf [2023-11-29 01:23:37,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:23:37,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:23:37,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:23:37,515 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:23:37,516 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:23:37,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.3.M1.c [2023-11-29 01:23:40,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:23:40,550 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:23:40,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.3.M1.c [2023-11-29 01:23:40,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/data/6ac24263f/fb8c739c9b5347a18ae12cb3c188c466/FLAG0b8af49dc [2023-11-29 01:23:40,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/data/6ac24263f/fb8c739c9b5347a18ae12cb3c188c466 [2023-11-29 01:23:40,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:23:40,590 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:23:40,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:23:40,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:23:40,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:23:40,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:23:40" (1/1) ... [2023-11-29 01:23:40,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530b1ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:40, skipping insertion in model container [2023-11-29 01:23:40,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:23:40" (1/1) ... [2023-11-29 01:23:40,661 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:23:40,824 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.3.M1.c[2017,2030] [2023-11-29 01:23:41,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:23:41,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:23:41,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok3.i","-S") [47] [2023-11-29 01:23:41,165 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.3.M1.c[2017,2030] [2023-11-29 01:23:41,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:23:41,323 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:23:41,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41 WrapperNode [2023-11-29 01:23:41,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:23:41,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:23:41,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:23:41,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:23:41,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,611 INFO L138 Inliner]: procedures = 62, calls = 1929, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 4238 [2023-11-29 01:23:41,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:23:41,612 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:23:41,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:23:41,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:23:41,625 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,647 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,704 INFO L175 MemorySlicer]: Split 1423 memory accesses to 22 slices as follows [8, 2, 49, 5, 3, 241, 282, 156, 113, 4, 79, 57, 56, 7, 79, 56, 79, 56, 79, 2, 8, 2]. 20 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [0, 2, 24, 2, 1, 0, 0, 2, 2, 0, 1, 1, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0]. The 240 writes are split as follows [4, 0, 1, 1, 1, 25, 25, 2, 2, 0, 1, 1, 29, 3, 27, 29, 27, 29, 27, 1, 4, 1]. [2023-11-29 01:23:41,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,883 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:23:41,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:23:41,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:23:41,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:23:41,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (1/1) ... [2023-11-29 01:23:41,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:23:41,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:41,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:23:41,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:23:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:23:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-29 01:23:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-29 01:23:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-11-29 01:23:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-11-29 01:23:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:23:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-29 01:23:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-29 01:23:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-29 01:23:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-29 01:23:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2023-11-29 01:23:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2023-11-29 01:23:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-11-29 01:23:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-11-29 01:23:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:23:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:23:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 01:23:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 01:23:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 01:23:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 01:23:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 01:23:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 01:23:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 01:23:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-29 01:23:41,988 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-29 01:23:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-11-29 01:23:41,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-11-29 01:23:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-11-29 01:23:41,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-11-29 01:23:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-11-29 01:23:41,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-11-29 01:23:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:23:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2023-11-29 01:23:41,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2023-11-29 01:23:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 01:23:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 01:23:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 01:23:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-29 01:23:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-29 01:23:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-11-29 01:23:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-11-29 01:23:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-11-29 01:23:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-11-29 01:23:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:23:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:23:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:23:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:23:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 01:23:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 01:23:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 01:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 01:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 01:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 01:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-11-29 01:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-11-29 01:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-29 01:23:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-29 01:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-11-29 01:23:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-11-29 01:23:42,387 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:23:42,390 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:23:50,411 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:23:50,568 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:23:50,568 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:23:50,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:23:50 BoogieIcfgContainer [2023-11-29 01:23:50,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:23:50,572 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:23:50,572 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:23:50,575 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:23:50,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:23:40" (1/3) ... [2023-11-29 01:23:50,576 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d1d1fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:23:50, skipping insertion in model container [2023-11-29 01:23:50,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:23:41" (2/3) ... [2023-11-29 01:23:50,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d1d1fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:23:50, skipping insertion in model container [2023-11-29 01:23:50,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:23:50" (3/3) ... [2023-11-29 01:23:50,578 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.3.M1.c [2023-11-29 01:23:50,598 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:23:50,598 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:23:50,682 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:23:50,689 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17e200ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:23:50,689 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:23:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 1255 states, 780 states have (on average 1.2871794871794873) internal successors, (1004), 811 states have internal predecessors, (1004), 455 states have call successors, (455), 18 states have call predecessors, (455), 18 states have return successors, (455), 453 states have call predecessors, (455), 455 states have call successors, (455) [2023-11-29 01:23:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 874 [2023-11-29 01:23:50,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:50,786 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:23:50,787 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:23:50,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:50,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1591512209, now seen corresponding path program 1 times [2023-11-29 01:23:50,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:50,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402757643] [2023-11-29 01:23:50,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:50,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:23:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:23:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:23:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:23:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:23:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:23:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:23:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:23:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:23:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:23:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:23:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:23:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:23:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:23:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:23:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:23:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:23:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:23:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:23:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:23:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:23:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:23:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:23:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:23:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:23:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:23:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:23:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:23:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:23:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:23:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:23:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:23:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:23:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:23:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:23:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:23:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:23:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:23:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:23:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:23:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:23:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:23:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:23:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:23:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:23:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:23:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:23:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:23:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:23:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:23:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:23:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:23:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:23:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:23:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:23:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:23:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:23:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:23:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:23:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:23:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:23:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:23:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:23:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:23:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:23:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:23:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:23:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:23:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:23:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:23:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:23:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:23:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:23:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:23:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:23:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:23:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:23:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:23:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:23:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:23:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:23:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:23:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:23:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:23:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:23:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:23:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:23:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:23:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:23:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:23:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:23:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:23:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:23:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:23:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:23:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:23:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:23:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:23:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:23:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:23:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:23:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:23:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:23:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:23:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:23:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:23:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:23:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:23:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:23:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:23:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:23:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:52,458 INFO L134 CoverageAnalysis]: Checked inductivity of 24420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24420 trivial. 0 not checked. [2023-11-29 01:23:52,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:52,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402757643] [2023-11-29 01:23:52,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402757643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:23:52,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:23:52,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:23:52,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120297222] [2023-11-29 01:23:52,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:23:52,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:23:52,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:52,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:23:52,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:23:52,507 INFO L87 Difference]: Start difference. First operand has 1255 states, 780 states have (on average 1.2871794871794873) internal successors, (1004), 811 states have internal predecessors, (1004), 455 states have call successors, (455), 18 states have call predecessors, (455), 18 states have return successors, (455), 453 states have call predecessors, (455), 455 states have call successors, (455) Second operand has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 2 states have call successors, (112), 2 states have call predecessors, (112), 1 states have return successors, (111), 1 states have call predecessors, (111), 2 states have call successors, (111) [2023-11-29 01:23:56,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:23:56,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:56,711 INFO L93 Difference]: Finished difference Result 2508 states and 4262 transitions. [2023-11-29 01:23:56,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:23:56,714 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 2 states have call successors, (112), 2 states have call predecessors, (112), 1 states have return successors, (111), 1 states have call predecessors, (111), 2 states have call successors, (111) Word has length 873 [2023-11-29 01:23:56,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:56,736 INFO L225 Difference]: With dead ends: 2508 [2023-11-29 01:23:56,737 INFO L226 Difference]: Without dead ends: 1251 [2023-11-29 01:23:56,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:23:56,752 INFO L413 NwaCegarLoop]: 1883 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1883 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:56,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1883 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-11-29 01:23:56,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2023-11-29 01:23:56,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1251. [2023-11-29 01:23:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1251 states, 777 states have (on average 1.2831402831402832) internal successors, (997), 808 states have internal predecessors, (997), 455 states have call successors, (455), 18 states have call predecessors, (455), 18 states have return successors, (454), 452 states have call predecessors, (454), 454 states have call successors, (454) [2023-11-29 01:23:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 1906 transitions. [2023-11-29 01:23:57,006 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 1906 transitions. Word has length 873 [2023-11-29 01:23:57,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:57,007 INFO L495 AbstractCegarLoop]: Abstraction has 1251 states and 1906 transitions. [2023-11-29 01:23:57,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 2 states have call successors, (112), 2 states have call predecessors, (112), 1 states have return successors, (111), 1 states have call predecessors, (111), 2 states have call successors, (111) [2023-11-29 01:23:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1906 transitions. [2023-11-29 01:23:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 874 [2023-11-29 01:23:57,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:57,040 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:23:57,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:23:57,041 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:23:57,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:57,041 INFO L85 PathProgramCache]: Analyzing trace with hash -2093206285, now seen corresponding path program 1 times [2023-11-29 01:23:57,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:57,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606152005] [2023-11-29 01:23:57,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:57,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:23:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:23:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:23:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:23:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:23:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:23:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:23:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:23:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:23:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:23:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:23:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:23:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:59,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:24:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:24:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:24:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:24:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:24:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:24:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:24:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:24:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:24:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:24:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:24:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:24:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:24:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:24:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:24:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:24:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:24:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:24:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:24:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:24:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:24:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:24:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:24:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:24:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:24:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:24:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:24:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:24:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:24:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:24:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:24:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:24:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:24:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:24:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:24:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:24:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:24:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:24:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:24:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:24:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:24:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:24:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:24:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:24:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:24:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:24:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:24:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:24:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:24:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:24:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:24:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:24:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:24:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:24:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:24:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:24:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:24:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:24:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:24:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:24:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:24:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:24:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:24:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:24:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:24:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:24:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:24:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:24:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:24:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:24:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:24:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:24:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:24:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:24:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:24:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:24:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:24:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:24:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:24:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:24:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:24:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:24:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:24:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:24:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:24:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:24:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:24:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:24:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:24:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:24:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:24:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:24:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:24:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:24:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:24:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:24:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:24:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:24:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:24:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 24420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24420 trivial. 0 not checked. [2023-11-29 01:24:00,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:00,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606152005] [2023-11-29 01:24:00,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606152005] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:00,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:00,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:24:00,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906699985] [2023-11-29 01:24:00,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:00,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:24:00,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:00,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:24:00,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:24:00,532 INFO L87 Difference]: Start difference. First operand 1251 states and 1906 transitions. Second operand has 6 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 2 states have call successors, (112), 2 states have call predecessors, (112), 1 states have return successors, (111), 1 states have call predecessors, (111), 1 states have call successors, (111) [2023-11-29 01:24:04,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:08,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:12,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:16,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:17,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:17,191 INFO L93 Difference]: Finished difference Result 1733 states and 2644 transitions. [2023-11-29 01:24:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:24:17,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 2 states have call successors, (112), 2 states have call predecessors, (112), 1 states have return successors, (111), 1 states have call predecessors, (111), 1 states have call successors, (111) Word has length 873 [2023-11-29 01:24:17,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:17,209 INFO L225 Difference]: With dead ends: 1733 [2023-11-29 01:24:17,209 INFO L226 Difference]: Without dead ends: 1731 [2023-11-29 01:24:17,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:24:17,212 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 1487 mSDsluCounter, 6225 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 8094 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:17,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 8094 Invalid, 311 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:24:17,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2023-11-29 01:24:17,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1729. [2023-11-29 01:24:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1729 states, 1051 states have (on average 1.2664129400570885) internal successors, (1331), 1108 states have internal predecessors, (1331), 644 states have call successors, (644), 33 states have call predecessors, (644), 33 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:24:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2641 transitions. [2023-11-29 01:24:17,454 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2641 transitions. Word has length 873 [2023-11-29 01:24:17,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:17,458 INFO L495 AbstractCegarLoop]: Abstraction has 1729 states and 2641 transitions. [2023-11-29 01:24:17,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 2 states have call successors, (112), 2 states have call predecessors, (112), 1 states have return successors, (111), 1 states have call predecessors, (111), 1 states have call successors, (111) [2023-11-29 01:24:17,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2641 transitions. [2023-11-29 01:24:17,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2023-11-29 01:24:17,498 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:17,499 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:17,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 01:24:17,499 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:24:17,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:17,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1123339322, now seen corresponding path program 1 times [2023-11-29 01:24:17,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:17,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863383829] [2023-11-29 01:24:17,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:17,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:24:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:24:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:24:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:24:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:24:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:24:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:24:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:24:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:24:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:24:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:24:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:24:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:24:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:24:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:24:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:24:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:24:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:24:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:24:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:24:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:24:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:24:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:24:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:24:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:24:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:24:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:24:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:24:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:24:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:24:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:24:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:24:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:24:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:24:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:24:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:24:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:24:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:24:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:24:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:24:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:24:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:24:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:24:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:24:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:24:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:24:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:24:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:24:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:24:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:24:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:24:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:24:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:24:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:24:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:24:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:24:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:24:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:24:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:24:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:24:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:24:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:24:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:24:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:24:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:24:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:24:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:24:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:24:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:24:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:24:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:24:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:24:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:24:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:24:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:24:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:24:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:24:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:24:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:24:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:24:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:24:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:24:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:24:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:24:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:24:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:24:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:24:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:24:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:24:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:24:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:24:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:24:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:24:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:24:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:24:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:24:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:24:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:24:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:24:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:24:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:24:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:24:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:24:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:24:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:24:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:24:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:24:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:24:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:24:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:24:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:24:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:24:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 24422 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24420 trivial. 0 not checked. [2023-11-29 01:24:19,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:19,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863383829] [2023-11-29 01:24:19,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863383829] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:19,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:19,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:24:19,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895922437] [2023-11-29 01:24:19,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:19,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:24:19,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:19,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:24:19,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:24:19,790 INFO L87 Difference]: Start difference. First operand 1729 states and 2641 transitions. Second operand has 6 states, 5 states have (on average 64.8) internal successors, (324), 5 states have internal predecessors, (324), 2 states have call successors, (113), 2 states have call predecessors, (113), 1 states have return successors, (112), 1 states have call predecessors, (112), 1 states have call successors, (112) [2023-11-29 01:24:23,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:27,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:31,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:35,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:36,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:36,416 INFO L93 Difference]: Finished difference Result 1737 states and 2647 transitions. [2023-11-29 01:24:36,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:24:36,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 64.8) internal successors, (324), 5 states have internal predecessors, (324), 2 states have call successors, (113), 2 states have call predecessors, (113), 1 states have return successors, (112), 1 states have call predecessors, (112), 1 states have call successors, (112) Word has length 879 [2023-11-29 01:24:36,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:36,435 INFO L225 Difference]: With dead ends: 1737 [2023-11-29 01:24:36,435 INFO L226 Difference]: Without dead ends: 1735 [2023-11-29 01:24:36,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:24:36,438 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1482 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:36,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1482 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:24:36,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2023-11-29 01:24:36,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1733. [2023-11-29 01:24:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1733 states, 1054 states have (on average 1.2656546489563567) internal successors, (1334), 1111 states have internal predecessors, (1334), 644 states have call successors, (644), 34 states have call predecessors, (644), 34 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:24:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2644 transitions. [2023-11-29 01:24:36,743 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2644 transitions. Word has length 879 [2023-11-29 01:24:36,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:36,745 INFO L495 AbstractCegarLoop]: Abstraction has 1733 states and 2644 transitions. [2023-11-29 01:24:36,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 64.8) internal successors, (324), 5 states have internal predecessors, (324), 2 states have call successors, (113), 2 states have call predecessors, (113), 1 states have return successors, (112), 1 states have call predecessors, (112), 1 states have call successors, (112) [2023-11-29 01:24:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2644 transitions. [2023-11-29 01:24:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2023-11-29 01:24:36,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:36,773 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:36,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:24:36,774 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:24:36,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:36,774 INFO L85 PathProgramCache]: Analyzing trace with hash -721331393, now seen corresponding path program 1 times [2023-11-29 01:24:36,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:36,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043595392] [2023-11-29 01:24:36,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:36,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:24:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:24:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:24:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:24:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:24:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:24:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:24:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:24:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:24:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:24:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:24:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:24:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:24:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:24:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:24:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:24:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:24:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:24:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:24:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:24:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:24:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:24:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:24:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:24:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:24:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:24:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:24:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:24:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:24:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:24:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:24:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:24:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:24:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:24:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:24:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:24:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:24:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:24:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:24:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:24:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:24:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:24:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:24:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:24:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:24:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:24:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:24:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:24:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:24:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:24:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:24:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:24:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:24:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:24:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:24:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:24:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:24:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:24:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:24:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:24:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:24:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:24:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:24:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:24:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:24:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:24:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:24:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:24:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:24:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:24:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:24:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:24:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:24:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:24:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:24:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:24:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:24:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:24:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:24:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:24:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:24:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:24:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:24:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:24:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:24:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:24:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:24:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:24:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:24:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:24:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:24:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:24:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:24:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:24:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:24:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:24:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:24:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:24:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:24:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:24:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:24:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:24:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:24:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:24:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:24:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:24:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:24:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:24:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:24:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:24:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:24:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:24:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:24:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:39,099 INFO L134 CoverageAnalysis]: Checked inductivity of 24428 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24424 trivial. 0 not checked. [2023-11-29 01:24:39,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:39,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043595392] [2023-11-29 01:24:39,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043595392] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:39,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:39,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:24:39,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474894791] [2023-11-29 01:24:39,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:39,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:24:39,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:39,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:24:39,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:24:39,105 INFO L87 Difference]: Start difference. First operand 1733 states and 2644 transitions. Second operand has 6 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 2 states have call successors, (114), 2 states have call predecessors, (114), 1 states have return successors, (113), 1 states have call predecessors, (113), 1 states have call successors, (113) [2023-11-29 01:24:43,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:47,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:51,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:55,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:24:55,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:55,702 INFO L93 Difference]: Finished difference Result 1741 states and 2650 transitions. [2023-11-29 01:24:55,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:24:55,703 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 2 states have call successors, (114), 2 states have call predecessors, (114), 1 states have return successors, (113), 1 states have call predecessors, (113), 1 states have call successors, (113) Word has length 885 [2023-11-29 01:24:55,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:55,716 INFO L225 Difference]: With dead ends: 1741 [2023-11-29 01:24:55,717 INFO L226 Difference]: Without dead ends: 1739 [2023-11-29 01:24:55,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:24:55,720 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1480 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:55,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1480 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:24:55,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2023-11-29 01:24:55,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 1737. [2023-11-29 01:24:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1737 states, 1057 states have (on average 1.2649006622516556) internal successors, (1337), 1114 states have internal predecessors, (1337), 644 states have call successors, (644), 35 states have call predecessors, (644), 35 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:24:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1737 states and 2647 transitions. [2023-11-29 01:24:55,940 INFO L78 Accepts]: Start accepts. Automaton has 1737 states and 2647 transitions. Word has length 885 [2023-11-29 01:24:55,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:55,942 INFO L495 AbstractCegarLoop]: Abstraction has 1737 states and 2647 transitions. [2023-11-29 01:24:55,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 2 states have call successors, (114), 2 states have call predecessors, (114), 1 states have return successors, (113), 1 states have call predecessors, (113), 1 states have call successors, (113) [2023-11-29 01:24:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2647 transitions. [2023-11-29 01:24:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2023-11-29 01:24:55,958 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:55,959 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:55,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 01:24:55,959 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:24:55,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:55,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1428986754, now seen corresponding path program 1 times [2023-11-29 01:24:55,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:55,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351687849] [2023-11-29 01:24:55,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:55,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:24:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:24:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:24:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:24:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:24:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:24:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:24:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:24:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:24:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:24:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:24:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:24:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:24:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:24:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:24:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:24:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:24:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:24:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:24:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:24:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:24:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:24:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:24:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:24:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:24:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:24:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:24:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:24:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:24:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:24:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:24:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:24:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:24:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:24:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:24:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:24:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:24:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:24:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:24:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:24:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:24:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:24:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:24:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:24:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:24:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:24:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:24:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:24:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:24:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:24:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:24:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:24:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:24:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:24:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:24:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:24:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:24:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:24:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:24:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:24:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:24:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:24:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:24:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:24:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:24:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:24:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:24:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:24:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:24:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:24:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:24:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:24:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:24:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:24:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:24:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:24:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:24:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:24:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:24:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:24:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:24:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:24:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:24:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:24:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:24:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:24:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:24:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:24:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:24:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:24:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:24:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:24:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:24:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:24:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:24:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:24:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:24:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:24:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:24:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:24:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:24:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:24:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:24:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:24:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:24:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:24:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:24:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:24:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:24:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:24:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:24:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:24:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:24:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:24:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 24438 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24432 trivial. 0 not checked. [2023-11-29 01:24:57,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:57,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351687849] [2023-11-29 01:24:57,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351687849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:57,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:57,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:24:57,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279565767] [2023-11-29 01:24:57,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:57,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:24:57,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:57,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:24:57,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:24:57,910 INFO L87 Difference]: Start difference. First operand 1737 states and 2647 transitions. Second operand has 6 states, 5 states have (on average 65.2) internal successors, (326), 5 states have internal predecessors, (326), 2 states have call successors, (115), 2 states have call predecessors, (115), 1 states have return successors, (114), 1 states have call predecessors, (114), 1 states have call successors, (114) [2023-11-29 01:25:01,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:05,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:09,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:14,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:14,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:14,602 INFO L93 Difference]: Finished difference Result 1745 states and 2653 transitions. [2023-11-29 01:25:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:25:14,603 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 65.2) internal successors, (326), 5 states have internal predecessors, (326), 2 states have call successors, (115), 2 states have call predecessors, (115), 1 states have return successors, (114), 1 states have call predecessors, (114), 1 states have call successors, (114) Word has length 891 [2023-11-29 01:25:14,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:14,621 INFO L225 Difference]: With dead ends: 1745 [2023-11-29 01:25:14,622 INFO L226 Difference]: Without dead ends: 1743 [2023-11-29 01:25:14,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:25:14,624 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1478 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:14,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1478 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.5s Time] [2023-11-29 01:25:14,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1743 states. [2023-11-29 01:25:14,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1743 to 1741. [2023-11-29 01:25:14,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1741 states, 1060 states have (on average 1.2641509433962264) internal successors, (1340), 1117 states have internal predecessors, (1340), 644 states have call successors, (644), 36 states have call predecessors, (644), 36 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:25:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2650 transitions. [2023-11-29 01:25:14,927 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2650 transitions. Word has length 891 [2023-11-29 01:25:14,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:14,929 INFO L495 AbstractCegarLoop]: Abstraction has 1741 states and 2650 transitions. [2023-11-29 01:25:14,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 65.2) internal successors, (326), 5 states have internal predecessors, (326), 2 states have call successors, (115), 2 states have call predecessors, (115), 1 states have return successors, (114), 1 states have call predecessors, (114), 1 states have call successors, (114) [2023-11-29 01:25:14,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2650 transitions. [2023-11-29 01:25:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 898 [2023-11-29 01:25:14,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:14,974 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:14,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 01:25:14,974 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:14,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:14,975 INFO L85 PathProgramCache]: Analyzing trace with hash 867182211, now seen corresponding path program 1 times [2023-11-29 01:25:14,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:14,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771988277] [2023-11-29 01:25:14,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:14,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:25:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:25:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:25:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:25:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:25:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:25:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:25:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:25:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:25:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:25:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:25:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:25:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:25:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:25:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:25:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:25:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:25:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:25:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:25:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:25:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:25:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:25:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:25:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:25:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:25:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:25:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:25:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:25:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:25:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:25:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:25:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:25:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:25:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:25:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:25:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:25:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:25:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:25:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:25:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:25:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:25:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:25:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:25:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:25:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:25:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:25:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:25:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:25:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:25:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:25:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:25:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:25:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:25:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:25:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:25:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:25:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:25:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:25:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:25:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:25:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:25:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:25:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:25:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:25:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:25:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:25:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:25:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:25:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:25:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:25:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:25:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:25:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:25:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:25:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:25:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:25:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:25:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:25:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:25:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:25:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:25:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:25:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:25:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:25:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:25:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:25:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:25:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:25:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:25:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:25:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:25:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:25:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:25:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:25:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:25:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:25:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:25:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:25:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:25:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:25:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:25:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:25:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:25:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:25:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:25:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:25:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:25:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:25:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:25:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:25:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:25:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:25:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:25:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:25:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:25:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 24452 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24444 trivial. 0 not checked. [2023-11-29 01:25:16,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:16,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771988277] [2023-11-29 01:25:16,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771988277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:16,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:16,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:25:16,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625072548] [2023-11-29 01:25:16,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:16,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:25:16,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:16,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:25:16,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:25:16,886 INFO L87 Difference]: Start difference. First operand 1741 states and 2650 transitions. Second operand has 6 states, 5 states have (on average 65.4) internal successors, (327), 5 states have internal predecessors, (327), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 1 states have call predecessors, (115), 1 states have call successors, (115) [2023-11-29 01:25:20,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:24,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:28,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:32,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:33,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:33,495 INFO L93 Difference]: Finished difference Result 1749 states and 2656 transitions. [2023-11-29 01:25:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:25:33,496 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 65.4) internal successors, (327), 5 states have internal predecessors, (327), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 1 states have call predecessors, (115), 1 states have call successors, (115) Word has length 897 [2023-11-29 01:25:33,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:33,510 INFO L225 Difference]: With dead ends: 1749 [2023-11-29 01:25:33,510 INFO L226 Difference]: Without dead ends: 1747 [2023-11-29 01:25:33,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:25:33,512 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1476 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:33,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1476 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:25:33,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1747 states. [2023-11-29 01:25:33,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1747 to 1745. [2023-11-29 01:25:33,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1745 states, 1063 states have (on average 1.2634054562558796) internal successors, (1343), 1120 states have internal predecessors, (1343), 644 states have call successors, (644), 37 states have call predecessors, (644), 37 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:25:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2653 transitions. [2023-11-29 01:25:33,809 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2653 transitions. Word has length 897 [2023-11-29 01:25:33,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:33,811 INFO L495 AbstractCegarLoop]: Abstraction has 1745 states and 2653 transitions. [2023-11-29 01:25:33,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 65.4) internal successors, (327), 5 states have internal predecessors, (327), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 1 states have call predecessors, (115), 1 states have call successors, (115) [2023-11-29 01:25:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2653 transitions. [2023-11-29 01:25:33,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 904 [2023-11-29 01:25:33,835 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:33,836 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:33,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 01:25:33,836 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:33,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:33,837 INFO L85 PathProgramCache]: Analyzing trace with hash 512521666, now seen corresponding path program 1 times [2023-11-29 01:25:33,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:33,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364702708] [2023-11-29 01:25:33,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:33,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:25:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:25:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:25:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:25:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:25:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:25:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:25:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:25:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:25:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:25:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:25:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:25:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:25:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:25:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:25:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:25:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:25:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:25:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:25:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:25:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:25:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:25:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:25:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:25:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:25:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:25:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:25:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:25:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:25:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:25:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:25:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:25:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:25:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:25:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:25:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:25:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:25:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:25:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:25:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:25:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:25:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:25:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:25:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:25:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:25:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:25:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:25:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:25:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:25:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:25:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:25:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:25:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:25:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:25:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:25:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:25:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:25:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:25:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:25:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:25:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:25:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:25:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:25:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:25:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:25:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:25:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:25:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:25:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:25:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:25:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:25:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:25:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:25:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:25:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:25:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:25:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:25:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:25:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:25:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:25:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:25:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:25:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:25:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:25:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:25:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:25:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:25:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:25:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:25:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:25:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:25:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:25:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:25:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:25:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:25:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:25:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:25:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:25:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:25:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:25:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:25:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:25:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:25:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:25:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:25:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:25:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:25:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:25:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:25:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:25:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:25:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:25:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:25:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:25:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:25:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2023-11-29 01:25:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,641 INFO L134 CoverageAnalysis]: Checked inductivity of 24470 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24460 trivial. 0 not checked. [2023-11-29 01:25:35,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:35,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364702708] [2023-11-29 01:25:35,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364702708] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:35,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:35,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:25:35,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615581131] [2023-11-29 01:25:35,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:35,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:25:35,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:35,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:25:35,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:25:35,647 INFO L87 Difference]: Start difference. First operand 1745 states and 2653 transitions. Second operand has 6 states, 5 states have (on average 65.6) internal successors, (328), 5 states have internal predecessors, (328), 2 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (116), 1 states have call predecessors, (116), 1 states have call successors, (116) [2023-11-29 01:25:39,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:43,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:47,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:51,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:52,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:52,294 INFO L93 Difference]: Finished difference Result 1753 states and 2659 transitions. [2023-11-29 01:25:52,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:25:52,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 65.6) internal successors, (328), 5 states have internal predecessors, (328), 2 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (116), 1 states have call predecessors, (116), 1 states have call successors, (116) Word has length 903 [2023-11-29 01:25:52,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:52,311 INFO L225 Difference]: With dead ends: 1753 [2023-11-29 01:25:52,311 INFO L226 Difference]: Without dead ends: 1751 [2023-11-29 01:25:52,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:25:52,314 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1474 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:52,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:25:52,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1751 states. [2023-11-29 01:25:52,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1751 to 1749. [2023-11-29 01:25:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1749 states, 1066 states have (on average 1.2626641651031896) internal successors, (1346), 1123 states have internal predecessors, (1346), 644 states have call successors, (644), 38 states have call predecessors, (644), 38 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:25:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1749 states and 2656 transitions. [2023-11-29 01:25:52,619 INFO L78 Accepts]: Start accepts. Automaton has 1749 states and 2656 transitions. Word has length 903 [2023-11-29 01:25:52,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:52,620 INFO L495 AbstractCegarLoop]: Abstraction has 1749 states and 2656 transitions. [2023-11-29 01:25:52,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 65.6) internal successors, (328), 5 states have internal predecessors, (328), 2 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (116), 1 states have call predecessors, (116), 1 states have call successors, (116) [2023-11-29 01:25:52,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2656 transitions. [2023-11-29 01:25:52,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 910 [2023-11-29 01:25:52,644 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:52,645 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:52,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 01:25:52,645 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:52,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:52,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1998527809, now seen corresponding path program 1 times [2023-11-29 01:25:52,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:52,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106608741] [2023-11-29 01:25:52,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:52,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:25:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:25:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:25:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:25:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:25:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:25:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:25:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:25:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:25:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:25:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:25:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:25:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:25:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:25:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:25:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:25:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:25:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:25:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:25:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:25:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:25:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:25:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:25:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:25:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:25:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:25:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:25:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:25:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:25:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:25:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:25:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:25:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:25:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:25:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:25:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:25:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:25:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:25:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:25:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:25:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:25:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:25:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:25:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:25:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:25:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:25:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:25:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:25:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:25:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:25:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:25:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:25:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:25:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:25:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:25:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:25:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:25:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:25:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:25:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:25:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:25:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:25:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:25:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:25:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:25:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:25:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:25:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:25:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:25:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:25:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:25:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:25:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:25:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:25:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:25:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:25:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:25:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:25:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:25:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:25:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:25:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:25:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:25:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:25:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:25:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:25:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:25:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:25:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:25:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:25:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:25:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:25:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:25:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:25:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:25:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:25:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:25:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:25:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:25:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:25:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:25:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:25:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:25:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:25:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:25:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:25:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:25:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:25:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:25:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:25:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:25:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:25:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:25:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:25:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:25:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2023-11-29 01:25:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2023-11-29 01:25:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 24492 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24480 trivial. 0 not checked. [2023-11-29 01:25:54,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:54,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106608741] [2023-11-29 01:25:54,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106608741] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:54,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:54,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:25:54,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929107163] [2023-11-29 01:25:54,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:54,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:25:54,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:54,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:25:54,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:25:54,572 INFO L87 Difference]: Start difference. First operand 1749 states and 2656 transitions. Second operand has 6 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 2 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (117), 1 states have call predecessors, (117), 1 states have call successors, (117) [2023-11-29 01:25:58,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:02,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:06,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:10,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:11,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:11,144 INFO L93 Difference]: Finished difference Result 1757 states and 2662 transitions. [2023-11-29 01:26:11,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:26:11,146 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 2 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (117), 1 states have call predecessors, (117), 1 states have call successors, (117) Word has length 909 [2023-11-29 01:26:11,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:11,163 INFO L225 Difference]: With dead ends: 1757 [2023-11-29 01:26:11,163 INFO L226 Difference]: Without dead ends: 1755 [2023-11-29 01:26:11,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:11,166 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1472 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:11,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1472 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:26:11,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2023-11-29 01:26:11,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1753. [2023-11-29 01:26:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1753 states, 1069 states have (on average 1.2619270346117868) internal successors, (1349), 1126 states have internal predecessors, (1349), 644 states have call successors, (644), 39 states have call predecessors, (644), 39 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:26:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 2659 transitions. [2023-11-29 01:26:11,476 INFO L78 Accepts]: Start accepts. Automaton has 1753 states and 2659 transitions. Word has length 909 [2023-11-29 01:26:11,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:11,478 INFO L495 AbstractCegarLoop]: Abstraction has 1753 states and 2659 transitions. [2023-11-29 01:26:11,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 2 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (117), 1 states have call predecessors, (117), 1 states have call successors, (117) [2023-11-29 01:26:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2659 transitions. [2023-11-29 01:26:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 916 [2023-11-29 01:26:11,500 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:11,501 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 8, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:11,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 01:26:11,501 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:11,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:11,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1346610938, now seen corresponding path program 1 times [2023-11-29 01:26:11,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:11,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300984789] [2023-11-29 01:26:11,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:11,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:26:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:26:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:26:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:26:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:26:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:26:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:26:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:26:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:26:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:26:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:26:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:26:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:26:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:26:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:26:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:26:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:26:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:26:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:26:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:26:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:26:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:26:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:26:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:26:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:26:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:26:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:26:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:26:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:26:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:26:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:26:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:26:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:26:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:26:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:26:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:26:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:26:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:26:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:26:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:26:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:26:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:26:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:26:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:26:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:26:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:26:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:26:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:26:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:26:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:26:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:26:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:26:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:26:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:26:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:26:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:26:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:26:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:26:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:26:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:26:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:26:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:26:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:26:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:26:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:26:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:26:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:26:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:26:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:26:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:26:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:26:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:26:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:26:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:26:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:26:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:26:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:26:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:26:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:26:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:26:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:12,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:26:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:26:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:26:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:26:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:26:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:26:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:26:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:26:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:26:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:26:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:26:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:26:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:26:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:26:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:26:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:26:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:26:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:26:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:26:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:26:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:26:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:26:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:26:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:26:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:26:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:26:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:26:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:26:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:26:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:26:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:26:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:26:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:26:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:26:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:26:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2023-11-29 01:26:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2023-11-29 01:26:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2023-11-29 01:26:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:13,151 INFO L134 CoverageAnalysis]: Checked inductivity of 24518 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24504 trivial. 0 not checked. [2023-11-29 01:26:13,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:13,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300984789] [2023-11-29 01:26:13,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300984789] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:13,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:13,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:26:13,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611966777] [2023-11-29 01:26:13,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:13,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:26:13,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:13,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:26:13,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:13,156 INFO L87 Difference]: Start difference. First operand 1753 states and 2659 transitions. Second operand has 6 states, 5 states have (on average 66.0) internal successors, (330), 5 states have internal predecessors, (330), 2 states have call successors, (119), 2 states have call predecessors, (119), 1 states have return successors, (118), 1 states have call predecessors, (118), 1 states have call successors, (118) [2023-11-29 01:26:17,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:21,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:25,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:29,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:29,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:29,714 INFO L93 Difference]: Finished difference Result 1761 states and 2665 transitions. [2023-11-29 01:26:29,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:26:29,714 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 66.0) internal successors, (330), 5 states have internal predecessors, (330), 2 states have call successors, (119), 2 states have call predecessors, (119), 1 states have return successors, (118), 1 states have call predecessors, (118), 1 states have call successors, (118) Word has length 915 [2023-11-29 01:26:29,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:29,731 INFO L225 Difference]: With dead ends: 1761 [2023-11-29 01:26:29,731 INFO L226 Difference]: Without dead ends: 1759 [2023-11-29 01:26:29,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:29,734 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1470 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1470 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:29,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1470 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:26:29,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1759 states. [2023-11-29 01:26:29,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1759 to 1757. [2023-11-29 01:26:29,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1757 states, 1072 states have (on average 1.2611940298507462) internal successors, (1352), 1129 states have internal predecessors, (1352), 644 states have call successors, (644), 40 states have call predecessors, (644), 40 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:26:29,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1757 states and 2662 transitions. [2023-11-29 01:26:29,997 INFO L78 Accepts]: Start accepts. Automaton has 1757 states and 2662 transitions. Word has length 915 [2023-11-29 01:26:29,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:29,997 INFO L495 AbstractCegarLoop]: Abstraction has 1757 states and 2662 transitions. [2023-11-29 01:26:29,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 66.0) internal successors, (330), 5 states have internal predecessors, (330), 2 states have call successors, (119), 2 states have call predecessors, (119), 1 states have return successors, (118), 1 states have call predecessors, (118), 1 states have call successors, (118) [2023-11-29 01:26:29,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2662 transitions. [2023-11-29 01:26:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 922 [2023-11-29 01:26:30,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:30,013 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 9, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:30,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 01:26:30,013 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:30,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:30,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1694707, now seen corresponding path program 1 times [2023-11-29 01:26:30,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:30,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297313759] [2023-11-29 01:26:30,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:30,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:26:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:26:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:26:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:26:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:26:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:26:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:26:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:26:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:26:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:26:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:26:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:26:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:26:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:26:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:26:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:26:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:26:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:26:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:26:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:26:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:26:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:26:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:26:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:26:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:26:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:26:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:26:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:26:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:26:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:26:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:26:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:26:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:26:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:26:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:26:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:26:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:26:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:26:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:26:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:26:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:26:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:26:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:26:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:26:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:26:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:26:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:26:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:26:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:26:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:26:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:26:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:26:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:26:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:26:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:26:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:26:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:26:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:26:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:26:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:26:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:26:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:26:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:26:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:26:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:26:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:26:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:26:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:26:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:26:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:26:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:26:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:26:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:26:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:26:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:26:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:26:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:26:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:26:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:26:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:26:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:26:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:26:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:26:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:26:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:26:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:26:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:26:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:26:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:26:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:26:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:26:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:26:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:26:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:26:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:26:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:26:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:26:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:26:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:26:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:26:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:26:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:26:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:26:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:26:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:26:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:26:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:26:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:26:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:26:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:26:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:26:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:26:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:26:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:26:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:26:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2023-11-29 01:26:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2023-11-29 01:26:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2023-11-29 01:26:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 911 [2023-11-29 01:26:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,807 INFO L134 CoverageAnalysis]: Checked inductivity of 24548 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24532 trivial. 0 not checked. [2023-11-29 01:26:31,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:31,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297313759] [2023-11-29 01:26:31,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297313759] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:31,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:31,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:26:31,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920949055] [2023-11-29 01:26:31,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:31,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:26:31,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:31,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:26:31,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:31,825 INFO L87 Difference]: Start difference. First operand 1757 states and 2662 transitions. Second operand has 6 states, 5 states have (on average 66.2) internal successors, (331), 5 states have internal predecessors, (331), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (119), 1 states have call predecessors, (119), 1 states have call successors, (119) [2023-11-29 01:26:35,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:39,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:43,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:47,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:48,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:48,430 INFO L93 Difference]: Finished difference Result 1765 states and 2668 transitions. [2023-11-29 01:26:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:26:48,430 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 66.2) internal successors, (331), 5 states have internal predecessors, (331), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (119), 1 states have call predecessors, (119), 1 states have call successors, (119) Word has length 921 [2023-11-29 01:26:48,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:48,445 INFO L225 Difference]: With dead ends: 1765 [2023-11-29 01:26:48,445 INFO L226 Difference]: Without dead ends: 1763 [2023-11-29 01:26:48,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:48,447 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 1468 mSDsluCounter, 6228 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:48,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1468 Valid, 8100 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:26:48,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1763 states. [2023-11-29 01:26:48,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1763 to 1761. [2023-11-29 01:26:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1761 states, 1075 states have (on average 1.2604651162790699) internal successors, (1355), 1132 states have internal predecessors, (1355), 644 states have call successors, (644), 41 states have call predecessors, (644), 41 states have return successors, (666), 639 states have call predecessors, (666), 642 states have call successors, (666) [2023-11-29 01:26:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 2665 transitions. [2023-11-29 01:26:48,721 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 2665 transitions. Word has length 921 [2023-11-29 01:26:48,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:48,722 INFO L495 AbstractCegarLoop]: Abstraction has 1761 states and 2665 transitions. [2023-11-29 01:26:48,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 66.2) internal successors, (331), 5 states have internal predecessors, (331), 2 states have call successors, (120), 2 states have call predecessors, (120), 1 states have return successors, (119), 1 states have call predecessors, (119), 1 states have call successors, (119) [2023-11-29 01:26:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2665 transitions. [2023-11-29 01:26:48,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 963 [2023-11-29 01:26:48,734 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:48,735 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:48,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 01:26:48,735 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:48,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:48,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1479892361, now seen corresponding path program 1 times [2023-11-29 01:26:48,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:48,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838687032] [2023-11-29 01:26:48,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:48,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:49,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:49,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838687032] [2023-11-29 01:26:49,255 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:26:49,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971423922] [2023-11-29 01:26:49,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:49,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:49,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:49,260 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:49,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:26:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:50,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 3246 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:26:50,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:50,965 INFO L134 CoverageAnalysis]: Checked inductivity of 25327 backedges. 10562 proven. 0 refuted. 0 times theorem prover too weak. 14765 trivial. 0 not checked. [2023-11-29 01:26:50,965 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:50,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971423922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:50,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:50,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:26:50,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781126796] [2023-11-29 01:26:50,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:50,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:26:50,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:50,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:26:50,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:26:50,970 INFO L87 Difference]: Start difference. First operand 1761 states and 2665 transitions. Second operand has 5 states, 5 states have (on average 74.2) internal successors, (371), 5 states have internal predecessors, (371), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) [2023-11-29 01:26:55,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:59,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:03,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:05,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:05,949 INFO L93 Difference]: Finished difference Result 3804 states and 5923 transitions. [2023-11-29 01:27:05,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:27:05,949 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 74.2) internal successors, (371), 5 states have internal predecessors, (371), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) Word has length 962 [2023-11-29 01:27:05,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:05,973 INFO L225 Difference]: With dead ends: 3804 [2023-11-29 01:27:05,973 INFO L226 Difference]: Without dead ends: 2764 [2023-11-29 01:27:05,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 962 GetRequests, 958 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:27:05,990 INFO L413 NwaCegarLoop]: 2489 mSDtfsCounter, 1856 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2081 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1857 SdHoareTripleChecker+Valid, 5698 SdHoareTripleChecker+Invalid, 2089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2081 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:05,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1857 Valid, 5698 Invalid, 2089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2081 Invalid, 3 Unknown, 0 Unchecked, 14.6s Time] [2023-11-29 01:27:05,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2764 states. [2023-11-29 01:27:06,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2764 to 2609. [2023-11-29 01:27:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2609 states, 1566 states have (on average 1.252234993614304) internal successors, (1961), 1675 states have internal predecessors, (1961), 972 states have call successors, (972), 70 states have call predecessors, (972), 70 states have return successors, (1093), 963 states have call predecessors, (1093), 970 states have call successors, (1093) [2023-11-29 01:27:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2609 states and 4026 transitions. [2023-11-29 01:27:06,418 INFO L78 Accepts]: Start accepts. Automaton has 2609 states and 4026 transitions. Word has length 962 [2023-11-29 01:27:06,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:06,418 INFO L495 AbstractCegarLoop]: Abstraction has 2609 states and 4026 transitions. [2023-11-29 01:27:06,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.2) internal successors, (371), 5 states have internal predecessors, (371), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) [2023-11-29 01:27:06,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 4026 transitions. [2023-11-29 01:27:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 958 [2023-11-29 01:27:06,439 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:06,440 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:06,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:27:06,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:06,641 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:06,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:06,641 INFO L85 PathProgramCache]: Analyzing trace with hash -343128833, now seen corresponding path program 1 times [2023-11-29 01:27:06,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:06,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647597130] [2023-11-29 01:27:06,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:06,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:07,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:07,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647597130] [2023-11-29 01:27:07,086 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:27:07,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273430881] [2023-11-29 01:27:07,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:07,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:07,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:27:07,087 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:27:07,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:27:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:08,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 3228 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:27:08,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 25322 backedges. 10560 proven. 0 refuted. 0 times theorem prover too weak. 14762 trivial. 0 not checked. [2023-11-29 01:27:08,602 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:08,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273430881] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:08,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:08,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:27:08,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887089823] [2023-11-29 01:27:08,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:08,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:27:08,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:08,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:27:08,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:27:08,606 INFO L87 Difference]: Start difference. First operand 2609 states and 4026 transitions. Second operand has 5 states, 5 states have (on average 74.0) internal successors, (370), 5 states have internal predecessors, (370), 2 states have call successors, (124), 2 states have call predecessors, (124), 3 states have return successors, (123), 3 states have call predecessors, (123), 2 states have call successors, (123) [2023-11-29 01:27:12,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:16,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:20,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:24,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:26,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:26,227 INFO L93 Difference]: Finished difference Result 3621 states and 5670 transitions. [2023-11-29 01:27:26,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:27:26,228 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 74.0) internal successors, (370), 5 states have internal predecessors, (370), 2 states have call successors, (124), 2 states have call predecessors, (124), 3 states have return successors, (123), 3 states have call predecessors, (123), 2 states have call successors, (123) Word has length 957 [2023-11-29 01:27:26,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:26,240 INFO L225 Difference]: With dead ends: 3621 [2023-11-29 01:27:26,240 INFO L226 Difference]: Without dead ends: 1784 [2023-11-29 01:27:26,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 957 GetRequests, 953 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:27:26,257 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 767 mSDsluCounter, 2928 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 5 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 4797 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:26,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [768 Valid, 4797 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 957 Invalid, 4 Unknown, 0 Unchecked, 17.3s Time] [2023-11-29 01:27:26,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2023-11-29 01:27:26,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1780. [2023-11-29 01:27:26,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1090 states have (on average 1.2587155963302752) internal successors, (1372), 1147 states have internal predecessors, (1372), 645 states have call successors, (645), 44 states have call predecessors, (645), 44 states have return successors, (667), 640 states have call predecessors, (667), 643 states have call successors, (667) [2023-11-29 01:27:26,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2684 transitions. [2023-11-29 01:27:26,511 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2684 transitions. Word has length 957 [2023-11-29 01:27:26,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:26,511 INFO L495 AbstractCegarLoop]: Abstraction has 1780 states and 2684 transitions. [2023-11-29 01:27:26,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.0) internal successors, (370), 5 states have internal predecessors, (370), 2 states have call successors, (124), 2 states have call predecessors, (124), 3 states have return successors, (123), 3 states have call predecessors, (123), 2 states have call successors, (123) [2023-11-29 01:27:26,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2684 transitions. [2023-11-29 01:27:26,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 953 [2023-11-29 01:27:26,530 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:26,530 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:26,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:27:26,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:26,731 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:26,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:26,732 INFO L85 PathProgramCache]: Analyzing trace with hash -419881617, now seen corresponding path program 1 times [2023-11-29 01:27:26,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:26,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928263030] [2023-11-29 01:27:26,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:26,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:27,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:27,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928263030] [2023-11-29 01:27:27,181 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:27:27,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116737259] [2023-11-29 01:27:27,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:27,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:27,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:27:27,183 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:27:27,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:27:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:28,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 3210 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:27:28,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 25322 backedges. 10566 proven. 0 refuted. 0 times theorem prover too weak. 14756 trivial. 0 not checked. [2023-11-29 01:27:28,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:28,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116737259] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:28,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:28,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:27:28,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008623807] [2023-11-29 01:27:28,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:28,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:27:28,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:28,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:27:28,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:27:28,682 INFO L87 Difference]: Start difference. First operand 1780 states and 2684 transitions. Second operand has 5 states, 5 states have (on average 74.4) internal successors, (372), 5 states have internal predecessors, (372), 3 states have call successors, (123), 3 states have call predecessors, (123), 3 states have return successors, (122), 3 states have call predecessors, (122), 3 states have call successors, (122) [2023-11-29 01:27:33,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:37,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:39,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:39,013 INFO L93 Difference]: Finished difference Result 3227 states and 4948 transitions. [2023-11-29 01:27:39,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:27:39,014 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 74.4) internal successors, (372), 5 states have internal predecessors, (372), 3 states have call successors, (123), 3 states have call predecessors, (123), 3 states have return successors, (122), 3 states have call predecessors, (122), 3 states have call successors, (122) Word has length 952 [2023-11-29 01:27:39,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:39,036 INFO L225 Difference]: With dead ends: 3227 [2023-11-29 01:27:39,036 INFO L226 Difference]: Without dead ends: 2755 [2023-11-29 01:27:39,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 951 GetRequests, 948 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:27:39,042 INFO L413 NwaCegarLoop]: 2323 mSDtfsCounter, 1872 mSDsluCounter, 2270 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1874 SdHoareTripleChecker+Valid, 4593 SdHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:39,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1874 Valid, 4593 Invalid, 1109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1103 Invalid, 2 Unknown, 0 Unchecked, 10.0s Time] [2023-11-29 01:27:39,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2755 states. [2023-11-29 01:27:39,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2755 to 2599. [2023-11-29 01:27:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 1565 states have (on average 1.2511182108626198) internal successors, (1958), 1673 states have internal predecessors, (1958), 963 states have call successors, (963), 70 states have call predecessors, (963), 70 states have return successors, (1034), 954 states have call predecessors, (1034), 961 states have call successors, (1034) [2023-11-29 01:27:39,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 3955 transitions. [2023-11-29 01:27:39,392 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 3955 transitions. Word has length 952 [2023-11-29 01:27:39,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:39,393 INFO L495 AbstractCegarLoop]: Abstraction has 2599 states and 3955 transitions. [2023-11-29 01:27:39,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.4) internal successors, (372), 5 states have internal predecessors, (372), 3 states have call successors, (123), 3 states have call predecessors, (123), 3 states have return successors, (122), 3 states have call predecessors, (122), 3 states have call successors, (122) [2023-11-29 01:27:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 3955 transitions. [2023-11-29 01:27:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 957 [2023-11-29 01:27:39,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:39,422 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:39,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 01:27:39,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:39,623 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:39,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:39,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1303324878, now seen corresponding path program 1 times [2023-11-29 01:27:39,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:39,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191000051] [2023-11-29 01:27:39,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:39,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:40,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:40,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191000051] [2023-11-29 01:27:40,052 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:27:40,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735033052] [2023-11-29 01:27:40,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:40,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:40,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:27:40,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:27:40,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:27:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:41,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 3221 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:27:41,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 25322 backedges. 10560 proven. 0 refuted. 0 times theorem prover too weak. 14762 trivial. 0 not checked. [2023-11-29 01:27:41,484 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:41,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735033052] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:41,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:41,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:27:41,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675667586] [2023-11-29 01:27:41,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:41,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:27:41,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:41,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:27:41,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:27:41,488 INFO L87 Difference]: Start difference. First operand 2599 states and 3955 transitions. Second operand has 5 states, 5 states have (on average 73.8) internal successors, (369), 5 states have internal predecessors, (369), 3 states have call successors, (124), 3 states have call predecessors, (124), 3 states have return successors, (123), 3 states have call predecessors, (123), 3 states have call successors, (123) [2023-11-29 01:27:45,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:49,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:53,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:57,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:58,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:58,932 INFO L93 Difference]: Finished difference Result 3744 states and 5764 transitions. [2023-11-29 01:27:58,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:27:58,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 73.8) internal successors, (369), 5 states have internal predecessors, (369), 3 states have call successors, (124), 3 states have call predecessors, (124), 3 states have return successors, (123), 3 states have call predecessors, (123), 3 states have call successors, (123) Word has length 956 [2023-11-29 01:27:58,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:58,947 INFO L225 Difference]: With dead ends: 3744 [2023-11-29 01:27:58,948 INFO L226 Difference]: Without dead ends: 1910 [2023-11-29 01:27:58,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 956 GetRequests, 952 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:27:58,963 INFO L413 NwaCegarLoop]: 1946 mSDtfsCounter, 754 mSDsluCounter, 4293 mSDsCounter, 0 mSdLazyCounter, 1008 mSolverCounterSat, 9 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 6239 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1008 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:58,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [756 Valid, 6239 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1008 Invalid, 4 Unknown, 0 Unchecked, 17.2s Time] [2023-11-29 01:27:58,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2023-11-29 01:27:59,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1908. [2023-11-29 01:27:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1908 states, 1176 states have (on average 1.2636054421768708) internal successors, (1486), 1233 states have internal predecessors, (1486), 674 states have call successors, (674), 57 states have call predecessors, (674), 57 states have return successors, (699), 669 states have call predecessors, (699), 672 states have call successors, (699) [2023-11-29 01:27:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1908 states and 2859 transitions. [2023-11-29 01:27:59,224 INFO L78 Accepts]: Start accepts. Automaton has 1908 states and 2859 transitions. Word has length 956 [2023-11-29 01:27:59,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:59,224 INFO L495 AbstractCegarLoop]: Abstraction has 1908 states and 2859 transitions. [2023-11-29 01:27:59,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 73.8) internal successors, (369), 5 states have internal predecessors, (369), 3 states have call successors, (124), 3 states have call predecessors, (124), 3 states have return successors, (123), 3 states have call predecessors, (123), 3 states have call successors, (123) [2023-11-29 01:27:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2859 transitions. [2023-11-29 01:27:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 928 [2023-11-29 01:27:59,247 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:59,247 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 10, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:59,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:27:59,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 01:27:59,448 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:59,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:59,448 INFO L85 PathProgramCache]: Analyzing trace with hash 854555434, now seen corresponding path program 1 times [2023-11-29 01:27:59,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:59,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718434301] [2023-11-29 01:27:59,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:59,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:28:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:28:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:28:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:28:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:28:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:28:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:28:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:28:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:28:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:28:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:28:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:28:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:28:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:28:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:28:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:28:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:28:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:28:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:28:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:28:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:28:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:28:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:28:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:28:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:28:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:28:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:28:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:28:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:28:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:28:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:28:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:28:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:28:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:28:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:28:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:28:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:28:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:28:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:28:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:28:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:28:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:28:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:28:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:28:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:28:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:28:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:28:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:28:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:28:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:28:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:28:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:28:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:28:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:28:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:28:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:28:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:28:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:28:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:28:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:28:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:28:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:28:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:28:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:28:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:28:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:28:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:28:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:28:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:28:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:28:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:28:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:28:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:28:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:28:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:28:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:28:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:28:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:28:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:28:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:28:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:28:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:28:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:28:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:28:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:28:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:28:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:28:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:28:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:28:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:28:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:28:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:28:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:28:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:28:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:28:00,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:28:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:00,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:28:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:28:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:28:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:28:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:28:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:28:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:28:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:28:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:28:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:28:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:28:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:28:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:28:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:28:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:28:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:28:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:28:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:28:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:28:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2023-11-29 01:28:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2023-11-29 01:28:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2023-11-29 01:28:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 911 [2023-11-29 01:28:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 917 [2023-11-29 01:28:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 24582 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24564 trivial. 0 not checked. [2023-11-29 01:28:01,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:01,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718434301] [2023-11-29 01:28:01,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718434301] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:01,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:01,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:28:01,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720537019] [2023-11-29 01:28:01,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:01,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:28:01,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:01,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:28:01,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:28:01,095 INFO L87 Difference]: Start difference. First operand 1908 states and 2859 transitions. Second operand has 6 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (120), 1 states have call predecessors, (120), 1 states have call successors, (120) [2023-11-29 01:28:05,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:09,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:13,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:17,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:17,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:17,712 INFO L93 Difference]: Finished difference Result 1916 states and 2865 transitions. [2023-11-29 01:28:17,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:28:17,712 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (120), 1 states have call predecessors, (120), 1 states have call successors, (120) Word has length 927 [2023-11-29 01:28:17,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:17,723 INFO L225 Difference]: With dead ends: 1916 [2023-11-29 01:28:17,723 INFO L226 Difference]: Without dead ends: 1914 [2023-11-29 01:28:17,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:28:17,725 INFO L413 NwaCegarLoop]: 1865 mSDtfsCounter, 1461 mSDsluCounter, 6220 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 8085 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:17,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1461 Valid, 8085 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:28:17,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1914 states. [2023-11-29 01:28:18,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1914 to 1912. [2023-11-29 01:28:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1912 states, 1179 states have (on average 1.2629346904156065) internal successors, (1489), 1236 states have internal predecessors, (1489), 674 states have call successors, (674), 58 states have call predecessors, (674), 58 states have return successors, (699), 669 states have call predecessors, (699), 672 states have call successors, (699) [2023-11-29 01:28:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1912 states and 2862 transitions. [2023-11-29 01:28:18,049 INFO L78 Accepts]: Start accepts. Automaton has 1912 states and 2862 transitions. Word has length 927 [2023-11-29 01:28:18,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:18,050 INFO L495 AbstractCegarLoop]: Abstraction has 1912 states and 2862 transitions. [2023-11-29 01:28:18,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 2 states have call successors, (121), 2 states have call predecessors, (121), 1 states have return successors, (120), 1 states have call predecessors, (120), 1 states have call successors, (120) [2023-11-29 01:28:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2862 transitions. [2023-11-29 01:28:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 963 [2023-11-29 01:28:18,061 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:18,061 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:18,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 01:28:18,062 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:28:18,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:18,062 INFO L85 PathProgramCache]: Analyzing trace with hash 388365956, now seen corresponding path program 1 times [2023-11-29 01:28:18,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:18,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305313292] [2023-11-29 01:28:18,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:18,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:18,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:18,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305313292] [2023-11-29 01:28:18,551 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:28:18,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281371295] [2023-11-29 01:28:18,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:18,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:18,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:28:18,552 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:28:18,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:28:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:19,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 3242 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:28:19,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:20,011 INFO L134 CoverageAnalysis]: Checked inductivity of 25322 backedges. 10560 proven. 0 refuted. 0 times theorem prover too weak. 14762 trivial. 0 not checked. [2023-11-29 01:28:20,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:28:20,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1281371295] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:20,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:20,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:28:20,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598665783] [2023-11-29 01:28:20,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:20,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:28:20,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:20,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:28:20,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:28:20,014 INFO L87 Difference]: Start difference. First operand 1912 states and 2862 transitions. Second operand has 5 states, 5 states have (on average 74.6) internal successors, (373), 5 states have internal predecessors, (373), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) [2023-11-29 01:28:24,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:28,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:29,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:29,902 INFO L93 Difference]: Finished difference Result 2975 states and 4500 transitions. [2023-11-29 01:28:29,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:28:29,902 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 74.6) internal successors, (373), 5 states have internal predecessors, (373), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) Word has length 962 [2023-11-29 01:28:29,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:29,921 INFO L225 Difference]: With dead ends: 2975 [2023-11-29 01:28:29,921 INFO L226 Difference]: Without dead ends: 1993 [2023-11-29 01:28:29,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 961 GetRequests, 958 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:28:29,928 INFO L413 NwaCegarLoop]: 1928 mSDtfsCounter, 1879 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 1032 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1880 SdHoareTripleChecker+Valid, 3075 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1032 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:29,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1880 Valid, 3075 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1032 Invalid, 2 Unknown, 0 Unchecked, 9.6s Time] [2023-11-29 01:28:29,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1993 states. [2023-11-29 01:28:30,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1993 to 1908. [2023-11-29 01:28:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1908 states, 1177 states have (on average 1.2616822429906542) internal successors, (1485), 1234 states have internal predecessors, (1485), 672 states have call successors, (672), 58 states have call predecessors, (672), 58 states have return successors, (697), 667 states have call predecessors, (697), 670 states have call successors, (697) [2023-11-29 01:28:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1908 states and 2854 transitions. [2023-11-29 01:28:30,286 INFO L78 Accepts]: Start accepts. Automaton has 1908 states and 2854 transitions. Word has length 962 [2023-11-29 01:28:30,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:30,286 INFO L495 AbstractCegarLoop]: Abstraction has 1908 states and 2854 transitions. [2023-11-29 01:28:30,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.6) internal successors, (373), 5 states have internal predecessors, (373), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) [2023-11-29 01:28:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2854 transitions. [2023-11-29 01:28:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 961 [2023-11-29 01:28:30,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:30,298 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:30,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:28:30,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 01:28:30,498 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:28:30,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:30,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1032212207, now seen corresponding path program 1 times [2023-11-29 01:28:30,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:30,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252628984] [2023-11-29 01:28:30,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:30,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:31,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:31,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252628984] [2023-11-29 01:28:31,046 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:28:31,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168449969] [2023-11-29 01:28:31,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:31,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:31,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:28:31,048 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:28:31,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:28:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:32,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 3232 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:28:32,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:32,604 INFO L134 CoverageAnalysis]: Checked inductivity of 25324 backedges. 10564 proven. 0 refuted. 0 times theorem prover too weak. 14760 trivial. 0 not checked. [2023-11-29 01:28:32,604 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:28:32,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168449969] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:32,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:32,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:28:32,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203374817] [2023-11-29 01:28:32,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:32,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:28:32,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:32,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:28:32,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:28:32,608 INFO L87 Difference]: Start difference. First operand 1908 states and 2854 transitions. Second operand has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) [2023-11-29 01:28:36,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:40,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:44,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:48,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:49,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:49,910 INFO L93 Difference]: Finished difference Result 2888 states and 4373 transitions. [2023-11-29 01:28:49,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:28:49,910 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) Word has length 960 [2023-11-29 01:28:49,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:49,919 INFO L225 Difference]: With dead ends: 2888 [2023-11-29 01:28:49,919 INFO L226 Difference]: Without dead ends: 1910 [2023-11-29 01:28:49,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 960 GetRequests, 956 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:28:49,926 INFO L413 NwaCegarLoop]: 1937 mSDtfsCounter, 745 mSDsluCounter, 3068 mSDsCounter, 0 mSdLazyCounter, 987 mSolverCounterSat, 10 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 748 SdHoareTripleChecker+Valid, 5005 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 987 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:49,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [748 Valid, 5005 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 987 Invalid, 4 Unknown, 0 Unchecked, 17.1s Time] [2023-11-29 01:28:49,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2023-11-29 01:28:50,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1908. [2023-11-29 01:28:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1908 states, 1177 states have (on average 1.259983007646559) internal successors, (1483), 1234 states have internal predecessors, (1483), 672 states have call successors, (672), 58 states have call predecessors, (672), 58 states have return successors, (697), 667 states have call predecessors, (697), 670 states have call successors, (697) [2023-11-29 01:28:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1908 states and 2852 transitions. [2023-11-29 01:28:50,251 INFO L78 Accepts]: Start accepts. Automaton has 1908 states and 2852 transitions. Word has length 960 [2023-11-29 01:28:50,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:50,251 INFO L495 AbstractCegarLoop]: Abstraction has 1908 states and 2852 transitions. [2023-11-29 01:28:50,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 3 states have call successors, (125), 3 states have call predecessors, (125), 3 states have return successors, (124), 3 states have call predecessors, (124), 3 states have call successors, (124) [2023-11-29 01:28:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2852 transitions. [2023-11-29 01:28:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2023-11-29 01:28:50,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:50,263 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:50,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:28:50,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 01:28:50,463 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:28:50,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:50,464 INFO L85 PathProgramCache]: Analyzing trace with hash -977388819, now seen corresponding path program 1 times [2023-11-29 01:28:50,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:50,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424702453] [2023-11-29 01:28:50,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:50,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:50,842 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:28:50,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1295980335] [2023-11-29 01:28:50,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:50,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:50,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:28:50,844 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:28:50,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:28:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:52,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 3254 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-29 01:28:52,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:52,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-11-29 01:28:53,483 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 10574 proven. 0 refuted. 0 times theorem prover too weak. 14762 trivial. 0 not checked. [2023-11-29 01:28:53,483 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:28:53,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:53,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424702453] [2023-11-29 01:28:53,483 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:28:53,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295980335] [2023-11-29 01:28:53,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295980335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:53,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:53,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 01:28:53,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364347781] [2023-11-29 01:28:53,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:53,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 01:28:53,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:53,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 01:28:53,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:28:53,488 INFO L87 Difference]: Start difference. First operand 1908 states and 2852 transitions. Second operand has 13 states, 11 states have (on average 34.36363636363637) internal successors, (378), 10 states have internal predecessors, (378), 5 states have call successors, (127), 5 states have call predecessors, (127), 6 states have return successors, (126), 6 states have call predecessors, (126), 5 states have call successors, (126) [2023-11-29 01:28:58,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:02,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:06,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:10,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:14,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:18,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:22,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:26,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:30,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:34,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:38,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:29:50,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:29:50,027 INFO L93 Difference]: Finished difference Result 4317 states and 6844 transitions. [2023-11-29 01:29:50,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 01:29:50,027 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 34.36363636363637) internal successors, (378), 10 states have internal predecessors, (378), 5 states have call successors, (127), 5 states have call predecessors, (127), 6 states have return successors, (126), 6 states have call predecessors, (126), 5 states have call successors, (126) Word has length 968 [2023-11-29 01:29:50,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:29:50,042 INFO L225 Difference]: With dead ends: 4317 [2023-11-29 01:29:50,042 INFO L226 Difference]: Without dead ends: 3339 [2023-11-29 01:29:50,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 971 GetRequests, 956 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:29:50,046 INFO L413 NwaCegarLoop]: 2384 mSDtfsCounter, 1864 mSDsluCounter, 5316 mSDsCounter, 0 mSdLazyCounter, 9065 mSolverCounterSat, 809 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2460 SdHoareTripleChecker+Valid, 7700 SdHoareTripleChecker+Invalid, 9885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 809 IncrementalHoareTripleChecker+Valid, 9065 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:29:50,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2460 Valid, 7700 Invalid, 9885 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [809 Valid, 9065 Invalid, 11 Unknown, 0 Unchecked, 55.7s Time] [2023-11-29 01:29:50,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3339 states. [2023-11-29 01:29:50,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3339 to 3080. [2023-11-29 01:29:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3080 states, 1885 states have (on average 1.250397877984085) internal successors, (2357), 2006 states have internal predecessors, (2357), 1069 states have call successors, (1069), 101 states have call predecessors, (1069), 125 states have return successors, (1318), 1075 states have call predecessors, (1318), 1067 states have call successors, (1318) [2023-11-29 01:29:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 3080 states and 4744 transitions. [2023-11-29 01:29:50,611 INFO L78 Accepts]: Start accepts. Automaton has 3080 states and 4744 transitions. Word has length 968 [2023-11-29 01:29:50,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:29:50,612 INFO L495 AbstractCegarLoop]: Abstraction has 3080 states and 4744 transitions. [2023-11-29 01:29:50,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 34.36363636363637) internal successors, (378), 10 states have internal predecessors, (378), 5 states have call successors, (127), 5 states have call predecessors, (127), 6 states have return successors, (126), 6 states have call predecessors, (126), 5 states have call successors, (126) [2023-11-29 01:29:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 4744 transitions. [2023-11-29 01:29:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2023-11-29 01:29:50,631 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:50,632 INFO L195 NwaCegarLoop]: trace histogram [117, 117, 117, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:29:50,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 01:29:50,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 01:29:50,832 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:29:50,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:50,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1752947922, now seen corresponding path program 1 times [2023-11-29 01:29:50,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:50,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733965607] [2023-11-29 01:29:50,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:50,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:51,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:51,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733965607] [2023-11-29 01:29:51,266 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:29:51,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900973472] [2023-11-29 01:29:51,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:51,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:29:51,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:29:51,267 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:29:51,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:29:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:52,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 3327 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:29:52,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:29:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 27159 backedges. 11746 proven. 0 refuted. 0 times theorem prover too weak. 15413 trivial. 0 not checked. [2023-11-29 01:29:52,819 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:29:52,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900973472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:29:52,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:29:52,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:29:52,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279192511] [2023-11-29 01:29:52,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:29:52,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:29:52,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:29:52,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:29:52,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:29:52,823 INFO L87 Difference]: Start difference. First operand 3080 states and 4744 transitions. Second operand has 5 states, 5 states have (on average 77.6) internal successors, (388), 5 states have internal predecessors, (388), 3 states have call successors, (130), 3 states have call predecessors, (130), 3 states have return successors, (129), 3 states have call predecessors, (129), 3 states have call successors, (129) [2023-11-29 01:29:56,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:00,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:04,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:08,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:10,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:10,402 INFO L93 Difference]: Finished difference Result 5194 states and 8335 transitions. [2023-11-29 01:30:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:30:10,403 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 77.6) internal successors, (388), 5 states have internal predecessors, (388), 3 states have call successors, (130), 3 states have call predecessors, (130), 3 states have return successors, (129), 3 states have call predecessors, (129), 3 states have call successors, (129) Word has length 998 [2023-11-29 01:30:10,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:10,414 INFO L225 Difference]: With dead ends: 5194 [2023-11-29 01:30:10,414 INFO L226 Difference]: Without dead ends: 3053 [2023-11-29 01:30:10,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 998 GetRequests, 994 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:30:10,426 INFO L413 NwaCegarLoop]: 1861 mSDtfsCounter, 729 mSDsluCounter, 4054 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 5915 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:10,427 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [730 Valid, 5915 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 959 Invalid, 4 Unknown, 0 Unchecked, 17.1s Time] [2023-11-29 01:30:10,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3053 states. [2023-11-29 01:30:10,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3053 to 3050. [2023-11-29 01:30:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3050 states, 1864 states have (on average 1.2467811158798283) internal successors, (2324), 1988 states have internal predecessors, (2324), 1063 states have call successors, (1063), 99 states have call predecessors, (1063), 122 states have return successors, (1305), 1065 states have call predecessors, (1305), 1061 states have call successors, (1305) [2023-11-29 01:30:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 3050 states and 4692 transitions. [2023-11-29 01:30:10,999 INFO L78 Accepts]: Start accepts. Automaton has 3050 states and 4692 transitions. Word has length 998 [2023-11-29 01:30:11,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:11,000 INFO L495 AbstractCegarLoop]: Abstraction has 3050 states and 4692 transitions. [2023-11-29 01:30:11,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 77.6) internal successors, (388), 5 states have internal predecessors, (388), 3 states have call successors, (130), 3 states have call predecessors, (130), 3 states have return successors, (129), 3 states have call predecessors, (129), 3 states have call successors, (129) [2023-11-29 01:30:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 4692 transitions. [2023-11-29 01:30:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 984 [2023-11-29 01:30:11,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:11,023 INFO L195 NwaCegarLoop]: trace histogram [115, 115, 115, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:30:11,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:30:11,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:11,224 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:30:11,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:11,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1312679274, now seen corresponding path program 1 times [2023-11-29 01:30:11,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:11,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664802805] [2023-11-29 01:30:11,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:11,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:11,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:11,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664802805] [2023-11-29 01:30:11,694 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:30:11,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082143843] [2023-11-29 01:30:11,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:11,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:11,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:11,695 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:11,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:30:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:13,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 3288 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:30:13,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 26235 backedges. 10831 proven. 0 refuted. 0 times theorem prover too weak. 15404 trivial. 0 not checked. [2023-11-29 01:30:13,164 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:30:13,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082143843] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:13,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:13,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:30:13,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702930992] [2023-11-29 01:30:13,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:13,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:30:13,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:13,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:30:13,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:30:13,167 INFO L87 Difference]: Start difference. First operand 3050 states and 4692 transitions. Second operand has 5 states, 5 states have (on average 76.6) internal successors, (383), 5 states have internal predecessors, (383), 3 states have call successors, (129), 3 states have call predecessors, (129), 3 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2023-11-29 01:30:17,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:21,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:24,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:24,010 INFO L93 Difference]: Finished difference Result 5210 states and 8332 transitions. [2023-11-29 01:30:24,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:30:24,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 76.6) internal successors, (383), 5 states have internal predecessors, (383), 3 states have call successors, (129), 3 states have call predecessors, (129), 3 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) Word has length 983 [2023-11-29 01:30:24,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:24,031 INFO L225 Difference]: With dead ends: 5210 [2023-11-29 01:30:24,031 INFO L226 Difference]: Without dead ends: 3099 [2023-11-29 01:30:24,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 982 GetRequests, 979 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:30:24,056 INFO L413 NwaCegarLoop]: 1917 mSDtfsCounter, 2823 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 900 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2824 SdHoareTripleChecker+Valid, 2957 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 900 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:24,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2824 Valid, 2957 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [900 Valid, 1013 Invalid, 2 Unknown, 0 Unchecked, 10.3s Time] [2023-11-29 01:30:24,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2023-11-29 01:30:24,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 3014. [2023-11-29 01:30:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3014 states, 1840 states have (on average 1.2434782608695651) internal successors, (2288), 1964 states have internal predecessors, (2288), 1057 states have call successors, (1057), 97 states have call predecessors, (1057), 116 states have return successors, (1276), 1055 states have call predecessors, (1276), 1055 states have call successors, (1276) [2023-11-29 01:30:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 3014 states and 4621 transitions. [2023-11-29 01:30:24,583 INFO L78 Accepts]: Start accepts. Automaton has 3014 states and 4621 transitions. Word has length 983 [2023-11-29 01:30:24,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:24,584 INFO L495 AbstractCegarLoop]: Abstraction has 3014 states and 4621 transitions. [2023-11-29 01:30:24,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 76.6) internal successors, (383), 5 states have internal predecessors, (383), 3 states have call successors, (129), 3 states have call predecessors, (129), 3 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2023-11-29 01:30:24,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 4621 transitions. [2023-11-29 01:30:24,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2023-11-29 01:30:24,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:24,603 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:30:24,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:30:24,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:24,804 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:30:24,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:24,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1642213743, now seen corresponding path program 1 times [2023-11-29 01:30:24,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:24,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171619144] [2023-11-29 01:30:24,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:24,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:25,169 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:30:25,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [801104716] [2023-11-29 01:30:25,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:25,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:25,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:25,170 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:25,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:30:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:26,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 3251 conjuncts, 77 conjunts are in the unsatisfiable core [2023-11-29 01:30:26,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:26,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2023-11-29 01:30:26,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2023-11-29 01:30:27,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 178 [2023-11-29 01:30:27,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 178 [2023-11-29 01:30:31,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 296 [2023-11-29 01:30:36,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 158 [2023-11-29 01:30:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 10565 proven. 1271 refuted. 0 times theorem prover too weak. 13500 trivial. 0 not checked. [2023-11-29 01:30:37,086 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 81 proven. 255 refuted. 0 times theorem prover too weak. 25000 trivial. 0 not checked. [2023-11-29 01:30:38,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:38,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171619144] [2023-11-29 01:30:38,670 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:30:38,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801104716] [2023-11-29 01:30:38,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801104716] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:38,670 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:30:38,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 20 [2023-11-29 01:30:38,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148962962] [2023-11-29 01:30:38,671 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:38,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-29 01:30:38,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:38,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-29 01:30:38,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:30:38,675 INFO L87 Difference]: Start difference. First operand 3014 states and 4621 transitions. Second operand has 20 states, 18 states have (on average 36.55555555555556) internal successors, (658), 19 states have internal predecessors, (658), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) [2023-11-29 01:30:40,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:41,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:43,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:44,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:46,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:30:47,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:03,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:07,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:11,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:15,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:19,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:23,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:27,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:31,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:35,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:39,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:43,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:32:37,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:32:37,804 INFO L93 Difference]: Finished difference Result 11115 states and 15912 transitions. [2023-11-29 01:32:37,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-11-29 01:32:37,806 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 36.55555555555556) internal successors, (658), 19 states have internal predecessors, (658), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) Word has length 968 [2023-11-29 01:32:37,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:32:37,833 INFO L225 Difference]: With dead ends: 11115 [2023-11-29 01:32:37,833 INFO L226 Difference]: Without dead ends: 9396 [2023-11-29 01:32:37,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1999 GetRequests, 1931 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1113 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=1143, Invalid=3687, Unknown=0, NotChecked=0, Total=4830 [2023-11-29 01:32:37,840 INFO L413 NwaCegarLoop]: 1444 mSDtfsCounter, 5467 mSDsluCounter, 6230 mSDsCounter, 0 mSdLazyCounter, 14955 mSolverCounterSat, 5939 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 104.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5467 SdHoareTripleChecker+Valid, 7674 SdHoareTripleChecker+Invalid, 20905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5939 IncrementalHoareTripleChecker+Valid, 14955 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 109.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:32:37,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5467 Valid, 7674 Invalid, 20905 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5939 Valid, 14955 Invalid, 11 Unknown, 0 Unchecked, 109.1s Time] [2023-11-29 01:32:37,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9396 states. [2023-11-29 01:32:40,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9396 to 8598. [2023-11-29 01:32:40,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8598 states, 5223 states have (on average 1.2060118705724678) internal successors, (6299), 5489 states have internal predecessors, (6299), 2778 states have call successors, (2778), 523 states have call predecessors, (2778), 596 states have return successors, (3380), 2748 states have call predecessors, (3380), 2776 states have call successors, (3380) [2023-11-29 01:32:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8598 states to 8598 states and 12457 transitions. [2023-11-29 01:32:40,292 INFO L78 Accepts]: Start accepts. Automaton has 8598 states and 12457 transitions. Word has length 968 [2023-11-29 01:32:40,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:32:40,293 INFO L495 AbstractCegarLoop]: Abstraction has 8598 states and 12457 transitions. [2023-11-29 01:32:40,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 36.55555555555556) internal successors, (658), 19 states have internal predecessors, (658), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) [2023-11-29 01:32:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 8598 states and 12457 transitions. [2023-11-29 01:32:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2023-11-29 01:32:40,362 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:32:40,363 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:32:40,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:32:40,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:32:40,564 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:32:40,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:32:40,564 INFO L85 PathProgramCache]: Analyzing trace with hash -841767589, now seen corresponding path program 1 times [2023-11-29 01:32:40,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:32:40,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983300848] [2023-11-29 01:32:40,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:40,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:32:40,963 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:32:40,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1753820100] [2023-11-29 01:32:40,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:40,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:32:40,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:32:40,964 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:32:40,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:32:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:42,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 3251 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-29 01:32:42,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:32:42,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2023-11-29 01:32:42,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2023-11-29 01:32:43,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 178 [2023-11-29 01:32:43,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 178 [2023-11-29 01:32:46,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 328 [2023-11-29 01:32:51,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 152 [2023-11-29 01:32:51,823 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 10567 proven. 1365 refuted. 0 times theorem prover too weak. 13404 trivial. 0 not checked. [2023-11-29 01:32:51,823 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:32:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 75 proven. 261 refuted. 0 times theorem prover too weak. 25000 trivial. 0 not checked. [2023-11-29 01:32:53,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:32:53,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983300848] [2023-11-29 01:32:53,372 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:32:53,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753820100] [2023-11-29 01:32:53,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753820100] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:32:53,373 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:32:53,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 20 [2023-11-29 01:32:53,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462908938] [2023-11-29 01:32:53,374 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:32:53,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-29 01:32:53,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:32:53,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-29 01:32:53,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:32:53,379 INFO L87 Difference]: Start difference. First operand 8598 states and 12457 transitions. Second operand has 20 states, 18 states have (on average 36.333333333333336) internal successors, (654), 19 states have internal predecessors, (654), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) [2023-11-29 01:32:55,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:32:56,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:32:58,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:32:59,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:01,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:15,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:19,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:23,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:27,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:31,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:35,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:39,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:43,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:47,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:51,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:55,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:34:54,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:34:54,838 INFO L93 Difference]: Finished difference Result 33227 states and 46667 transitions. [2023-11-29 01:34:54,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-11-29 01:34:54,840 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 36.333333333333336) internal successors, (654), 19 states have internal predecessors, (654), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) Word has length 968 [2023-11-29 01:34:54,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:34:54,920 INFO L225 Difference]: With dead ends: 33227 [2023-11-29 01:34:54,920 INFO L226 Difference]: Without dead ends: 26014 [2023-11-29 01:34:54,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1999 GetRequests, 1931 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1113 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=1143, Invalid=3687, Unknown=0, NotChecked=0, Total=4830 [2023-11-29 01:34:54,941 INFO L413 NwaCegarLoop]: 1431 mSDtfsCounter, 6743 mSDsluCounter, 5454 mSDsCounter, 0 mSdLazyCounter, 13389 mSolverCounterSat, 7489 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 100.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6743 SdHoareTripleChecker+Valid, 6885 SdHoareTripleChecker+Invalid, 20889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7489 IncrementalHoareTripleChecker+Valid, 13389 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:34:54,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6743 Valid, 6885 Invalid, 20889 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7489 Valid, 13389 Invalid, 11 Unknown, 0 Unchecked, 105.3s Time] [2023-11-29 01:34:54,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26014 states. [2023-11-29 01:35:02,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26014 to 20208. [2023-11-29 01:35:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20208 states, 12324 states have (on average 1.2035053554040895) internal successors, (14832), 12900 states have internal predecessors, (14832), 6266 states have call successors, (6266), 1442 states have call predecessors, (6266), 1617 states have return successors, (7564), 6164 states have call predecessors, (7564), 6264 states have call successors, (7564) [2023-11-29 01:35:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20208 states to 20208 states and 28662 transitions. [2023-11-29 01:35:02,919 INFO L78 Accepts]: Start accepts. Automaton has 20208 states and 28662 transitions. Word has length 968 [2023-11-29 01:35:02,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:02,919 INFO L495 AbstractCegarLoop]: Abstraction has 20208 states and 28662 transitions. [2023-11-29 01:35:02,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 36.333333333333336) internal successors, (654), 19 states have internal predecessors, (654), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) [2023-11-29 01:35:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 20208 states and 28662 transitions. [2023-11-29 01:35:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2023-11-29 01:35:02,997 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:02,998 INFO L195 NwaCegarLoop]: trace histogram [111, 111, 111, 11, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:03,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-29 01:35:03,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:35:03,199 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:03,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:03,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1848680929, now seen corresponding path program 1 times [2023-11-29 01:35:03,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:03,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369150081] [2023-11-29 01:35:03,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:03,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:35:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:35:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:35:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:35:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:35:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:35:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:35:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:35:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 01:35:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:35:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:35:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:35:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:35:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:35:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:35:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:35:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 01:35:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:35:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 01:35:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:35:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:35:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:35:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 01:35:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:35:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:35:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 01:35:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:35:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:35:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:35:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:35:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:35:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:35:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:35:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 01:35:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 01:35:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-11-29 01:35:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-11-29 01:35:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-29 01:35:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-29 01:35:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 01:35:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 01:35:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-29 01:35:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-29 01:35:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-11-29 01:35:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-11-29 01:35:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-29 01:35:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-29 01:35:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-11-29 01:35:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 01:35:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-29 01:35:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-29 01:35:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-29 01:35:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-11-29 01:35:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-11-29 01:35:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-11-29 01:35:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-11-29 01:35:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-11-29 01:35:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-11-29 01:35:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-11-29 01:35:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-11-29 01:35:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-11-29 01:35:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-11-29 01:35:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-11-29 01:35:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-11-29 01:35:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-11-29 01:35:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-11-29 01:35:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-11-29 01:35:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-11-29 01:35:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-11-29 01:35:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-11-29 01:35:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-11-29 01:35:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-11-29 01:35:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-11-29 01:35:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-11-29 01:35:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-11-29 01:35:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-11-29 01:35:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-11-29 01:35:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-11-29 01:35:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-11-29 01:35:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-11-29 01:35:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-11-29 01:35:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-11-29 01:35:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-11-29 01:35:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-11-29 01:35:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-11-29 01:35:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-11-29 01:35:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-11-29 01:35:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-11-29 01:35:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-11-29 01:35:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-11-29 01:35:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-11-29 01:35:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-11-29 01:35:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2023-11-29 01:35:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2023-11-29 01:35:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:04,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2023-11-29 01:35:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2023-11-29 01:35:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2023-11-29 01:35:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2023-11-29 01:35:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-11-29 01:35:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2023-11-29 01:35:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2023-11-29 01:35:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-11-29 01:35:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2023-11-29 01:35:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2023-11-29 01:35:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2023-11-29 01:35:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2023-11-29 01:35:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 839 [2023-11-29 01:35:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2023-11-29 01:35:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 851 [2023-11-29 01:35:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-11-29 01:35:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2023-11-29 01:35:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2023-11-29 01:35:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2023-11-29 01:35:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2023-11-29 01:35:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-11-29 01:35:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2023-11-29 01:35:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2023-11-29 01:35:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2023-11-29 01:35:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 911 [2023-11-29 01:35:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 917 [2023-11-29 01:35:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 923 [2023-11-29 01:35:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 24620 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24600 trivial. 0 not checked. [2023-11-29 01:35:05,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:05,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369150081] [2023-11-29 01:35:05,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369150081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:05,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:05,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:35:05,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043180021] [2023-11-29 01:35:05,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:05,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:35:05,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:05,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:35:05,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:35:05,120 INFO L87 Difference]: Start difference. First operand 20208 states and 28662 transitions. Second operand has 6 states, 5 states have (on average 66.6) internal successors, (333), 5 states have internal predecessors, (333), 2 states have call successors, (122), 2 states have call predecessors, (122), 1 states have return successors, (121), 1 states have call predecessors, (121), 1 states have call successors, (121) [2023-11-29 01:35:09,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:13,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:17,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:21,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:28,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:28,442 INFO L93 Difference]: Finished difference Result 20216 states and 28668 transitions. [2023-11-29 01:35:28,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:35:28,442 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 66.6) internal successors, (333), 5 states have internal predecessors, (333), 2 states have call successors, (122), 2 states have call predecessors, (122), 1 states have return successors, (121), 1 states have call predecessors, (121), 1 states have call successors, (121) Word has length 933 [2023-11-29 01:35:28,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:28,491 INFO L225 Difference]: With dead ends: 20216 [2023-11-29 01:35:28,491 INFO L226 Difference]: Without dead ends: 20214 [2023-11-29 01:35:28,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:35:28,498 INFO L413 NwaCegarLoop]: 1839 mSDtfsCounter, 1446 mSDsluCounter, 6125 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 7964 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:28,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1446 Valid, 7964 Invalid, 303 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 296 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-11-29 01:35:28,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20214 states. [2023-11-29 01:35:36,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20214 to 20212. [2023-11-29 01:35:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20212 states, 12327 states have (on average 1.2034558286687758) internal successors, (14835), 12903 states have internal predecessors, (14835), 6266 states have call successors, (6266), 1443 states have call predecessors, (6266), 1618 states have return successors, (7564), 6164 states have call predecessors, (7564), 6264 states have call successors, (7564) [2023-11-29 01:35:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20212 states to 20212 states and 28665 transitions. [2023-11-29 01:35:37,074 INFO L78 Accepts]: Start accepts. Automaton has 20212 states and 28665 transitions. Word has length 933 [2023-11-29 01:35:37,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:37,075 INFO L495 AbstractCegarLoop]: Abstraction has 20212 states and 28665 transitions. [2023-11-29 01:35:37,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 66.6) internal successors, (333), 5 states have internal predecessors, (333), 2 states have call successors, (122), 2 states have call predecessors, (122), 1 states have return successors, (121), 1 states have call predecessors, (121), 1 states have call successors, (121) [2023-11-29 01:35:37,076 INFO L276 IsEmpty]: Start isEmpty. Operand 20212 states and 28665 transitions. [2023-11-29 01:35:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2023-11-29 01:35:37,169 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:37,169 INFO L195 NwaCegarLoop]: trace histogram [113, 113, 113, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:37,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 01:35:37,170 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:37,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:37,170 INFO L85 PathProgramCache]: Analyzing trace with hash 937428807, now seen corresponding path program 1 times [2023-11-29 01:35:37,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:37,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6609294] [2023-11-29 01:35:37,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:37,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:37,541 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:35:37,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [685434007] [2023-11-29 01:35:37,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:37,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:35:37,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:35:37,543 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:35:37,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e87a38-b942-47f6-97da-56fa25479d15/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:35:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:39,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 3251 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-29 01:35:39,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:35:39,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2023-11-29 01:35:39,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2023-11-29 01:35:39,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 178 [2023-11-29 01:35:39,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 178 [2023-11-29 01:35:43,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 300 [2023-11-29 01:35:50,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 152 [2023-11-29 01:35:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 10569 proven. 1427 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-11-29 01:35:50,206 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:35:51,849 INFO L134 CoverageAnalysis]: Checked inductivity of 25336 backedges. 69 proven. 267 refuted. 0 times theorem prover too weak. 25000 trivial. 0 not checked. [2023-11-29 01:35:51,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:51,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6609294] [2023-11-29 01:35:51,849 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:35:51,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685434007] [2023-11-29 01:35:51,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [685434007] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:35:51,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:35:51,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 20 [2023-11-29 01:35:51,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738011680] [2023-11-29 01:35:51,851 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:35:51,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-29 01:35:51,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:51,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-29 01:35:51,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:35:51,855 INFO L87 Difference]: Start difference. First operand 20212 states and 28665 transitions. Second operand has 20 states, 18 states have (on average 36.111111111111114) internal successors, (650), 19 states have internal predecessors, (650), 9 states have call successors, (251), 6 states have call predecessors, (251), 7 states have return successors, (250), 7 states have call predecessors, (250), 9 states have call successors, (250) [2023-11-29 01:35:53,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:55,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:56,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:58,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:59,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:01,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:16,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:20,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:24,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:28,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:32,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:36,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:40,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:44,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:48,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:52,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:36:56,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []