/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 01:48:17,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 01:48:17,155 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-20 01:48:17,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 01:48:17,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 01:48:17,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 01:48:17,179 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 01:48:17,180 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 01:48:17,180 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 01:48:17,183 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 01:48:17,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 01:48:17,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 01:48:17,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 01:48:17,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 01:48:17,185 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 01:48:17,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 01:48:17,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 01:48:17,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 01:48:17,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 01:48:17,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 01:48:17,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 01:48:17,187 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 01:48:17,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 01:48:17,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 01:48:17,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 01:48:17,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 01:48:17,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 01:48:17,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 01:48:17,190 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 01:48:17,190 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 01:48:17,191 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 01:48:17,191 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-20 01:48:17,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 01:48:17,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 01:48:17,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 01:48:17,399 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 01:48:17,399 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 01:48:17,400 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c [2023-12-20 01:48:18,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 01:48:18,738 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 01:48:18,739 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c [2023-12-20 01:48:18,755 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/843351d2c/812b4a67c3414331bb14c48b4e506754/FLAG1e7a89f03 [2023-12-20 01:48:18,767 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/843351d2c/812b4a67c3414331bb14c48b4e506754 [2023-12-20 01:48:18,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 01:48:18,770 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 01:48:18,772 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 01:48:18,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 01:48:18,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 01:48:18,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 01:48:18" (1/1) ... [2023-12-20 01:48:18,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a389d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:18, skipping insertion in model container [2023-12-20 01:48:18,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 01:48:18" (1/1) ... [2023-12-20 01:48:18,827 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 01:48:18,968 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c[1937,1950] [2023-12-20 01:48:19,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 01:48:19,211 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 01:48:19,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [47] [2023-12-20 01:48:19,231 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c[1937,1950] [2023-12-20 01:48:19,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 01:48:19,409 INFO L206 MainTranslator]: Completed translation [2023-12-20 01:48:19,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19 WrapperNode [2023-12-20 01:48:19,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 01:48:19,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 01:48:19,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 01:48:19,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 01:48:19,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,589 INFO L138 Inliner]: procedures = 58, calls = 1758, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 3945 [2023-12-20 01:48:19,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 01:48:19,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 01:48:19,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 01:48:19,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 01:48:19,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,621 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,683 INFO L175 MemorySlicer]: Split 1288 memory accesses to 20 slices as follows [2, 7, 49, 5, 3, 8, 241, 282, 156, 2, 113, 79, 57, 56, 4, 79, 56, 79, 8, 2]. 22 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [2, 2, 24, 2, 1, 0, 0, 0, 2, 0, 2, 1, 1, 0, 0, 0, 0, 0, 0, 0]. The 184 writes are split as follows [0, 3, 1, 1, 1, 4, 25, 25, 2, 1, 2, 1, 1, 29, 0, 27, 29, 27, 4, 1]. [2023-12-20 01:48:19,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,805 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 01:48:19,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 01:48:19,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 01:48:19,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 01:48:19,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (1/1) ... [2023-12-20 01:48:19,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 01:48:19,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 01:48:19,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-20 01:48:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 01:48:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-12-20 01:48:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-12-20 01:48:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-12-20 01:48:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-12-20 01:48:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-20 01:48:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-12-20 01:48:19,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-12-20 01:48:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-12-20 01:48:19,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-20 01:48:19,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-12-20 01:48:19,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-12-20 01:48:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-12-20 01:48:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-12-20 01:48:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-12-20 01:48:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-12-20 01:48:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-12-20 01:48:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-12-20 01:48:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-12-20 01:48:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-12-20 01:48:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-12-20 01:48:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-12-20 01:48:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-20 01:48:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-20 01:48:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-20 01:48:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2023-12-20 01:48:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-12-20 01:48:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-12-20 01:48:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-12-20 01:48:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-12-20 01:48:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-12-20 01:48:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-20 01:48:19,991 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-20 01:48:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 01:48:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-20 01:48:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-12-20 01:48:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-12-20 01:48:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-12-20 01:48:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-12-20 01:48:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-12-20 01:48:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-12-20 01:48:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-12-20 01:48:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-12-20 01:48:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 01:48:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 01:48:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-12-20 01:48:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-12-20 01:48:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-12-20 01:48:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-12-20 01:48:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-12-20 01:48:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-12-20 01:48:20,341 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 01:48:20,343 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 01:48:26,810 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 01:48:26,875 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 01:48:26,875 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 01:48:26,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:48:26 BoogieIcfgContainer [2023-12-20 01:48:26,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 01:48:26,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 01:48:26,877 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 01:48:26,879 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 01:48:26,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 01:48:18" (1/3) ... [2023-12-20 01:48:26,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5d3c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 01:48:26, skipping insertion in model container [2023-12-20 01:48:26,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 01:48:19" (2/3) ... [2023-12-20 01:48:26,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5d3c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 01:48:26, skipping insertion in model container [2023-12-20 01:48:26,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:48:26" (3/3) ... [2023-12-20 01:48:26,881 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.2.M1-2.c [2023-12-20 01:48:26,892 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 01:48:26,892 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 01:48:26,932 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 01:48:26,936 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;@1116068e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 01:48:26,937 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 01:48:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 1170 states, 733 states have (on average 1.296043656207367) internal successors, (950), 765 states have internal predecessors, (950), 419 states have call successors, (419), 16 states have call predecessors, (419), 16 states have return successors, (419), 417 states have call predecessors, (419), 419 states have call successors, (419) [2023-12-20 01:48:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2023-12-20 01:48:26,984 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:48:26,985 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 01:48:26,986 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:48:26,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:48:26,990 INFO L85 PathProgramCache]: Analyzing trace with hash 233604954, now seen corresponding path program 1 times [2023-12-20 01:48:26,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:48:26,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550926504] [2023-12-20 01:48:26,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:48:26,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:48:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:48:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:48:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:48:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:48:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:48:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:48:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:48:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:48:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:48:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:48:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:48:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:48:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:48:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:48:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:48:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:48:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:48:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:48:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:48:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:48:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:48:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:48:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:48:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:48:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:48:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:48:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:48:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:48:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:48:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:48:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:48:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:48:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:48:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:48:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:48:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:48:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:48:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:48:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:48:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:48:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:48:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:48:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:48:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:48:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:48:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:48:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:48:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:48:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:48:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:48:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:48:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:48:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:48:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:48:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:48:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:48:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:48:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:48:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:48:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:48:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:48:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:48:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:48:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:48:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:48:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:48:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:48:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:48:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:48:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:48:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:48:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:48:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:48:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:48:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:48:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:48:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:48:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:48:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:48:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:48:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:48:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:48:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:48:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:48:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:48:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-20 01:48:27,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:48:27,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550926504] [2023-12-20 01:48:27,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550926504] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:48:27,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:48:27,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 01:48:27,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354286638] [2023-12-20 01:48:27,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:48:27,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 01:48:27,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:48:27,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 01:48:27,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 01:48:27,921 INFO L87 Difference]: Start difference. First operand has 1170 states, 733 states have (on average 1.296043656207367) internal successors, (950), 765 states have internal predecessors, (950), 419 states have call successors, (419), 16 states have call predecessors, (419), 16 states have return successors, (419), 417 states have call predecessors, (419), 419 states have call successors, (419) Second operand has 2 states, 2 states have (on average 147.0) internal successors, (294), 2 states have internal predecessors, (294), 2 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2023-12-20 01:48:31,982 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 [] [2023-12-20 01:48:32,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:48:32,060 INFO L93 Difference]: Finished difference Result 2338 states and 3976 transitions. [2023-12-20 01:48:32,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 01:48:32,062 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 147.0) internal successors, (294), 2 states have internal predecessors, (294), 2 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) Word has length 717 [2023-12-20 01:48:32,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:48:32,076 INFO L225 Difference]: With dead ends: 2338 [2023-12-20 01:48:32,076 INFO L226 Difference]: Without dead ends: 1166 [2023-12-20 01:48:32,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 01:48:32,087 INFO L413 NwaCegarLoop]: 1759 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-12-20 01:48:32,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1759 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2023-12-20 01:48:32,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1166 states. [2023-12-20 01:48:32,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1166 to 1166. [2023-12-20 01:48:32,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1166 states, 730 states have (on average 1.2917808219178082) internal successors, (943), 762 states have internal predecessors, (943), 419 states have call successors, (419), 16 states have call predecessors, (419), 16 states have return successors, (418), 416 states have call predecessors, (418), 418 states have call successors, (418) [2023-12-20 01:48:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1780 transitions. [2023-12-20 01:48:32,236 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1780 transitions. Word has length 717 [2023-12-20 01:48:32,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:48:32,236 INFO L495 AbstractCegarLoop]: Abstraction has 1166 states and 1780 transitions. [2023-12-20 01:48:32,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 147.0) internal successors, (294), 2 states have internal predecessors, (294), 2 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2023-12-20 01:48:32,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1780 transitions. [2023-12-20 01:48:32,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2023-12-20 01:48:32,251 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:48:32,251 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 01:48:32,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 01:48:32,252 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:48:32,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:48:32,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1315016688, now seen corresponding path program 1 times [2023-12-20 01:48:32,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:48:32,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109252743] [2023-12-20 01:48:32,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:48:32,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:48:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:48:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:48:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:48:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:48:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:48:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:48:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:48:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:48:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:48:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:48:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:48:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:48:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:48:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:48:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:48:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:48:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:48:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:48:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:48:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:48:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:48:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:48:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:48:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:48:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:48:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:48:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:48:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:48:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:48:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:48:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:48:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:48:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:48:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:48:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:48:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:48:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:48:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:48:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:48:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:48:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:48:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:48:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:48:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:48:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:48:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:48:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:48:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:48:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:48:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:48:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:48:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:48:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:48:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:48:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:48:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:48:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:48:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:48:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:48:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:48:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:48:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:48:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:48:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:48:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:48:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:48:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:48:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:48:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:48:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:48:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:48:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:48:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:48:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:48:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:48:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:48:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:48:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:48:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:48:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:48:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:48:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:48:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:48:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:48:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:48:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:33,895 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-20 01:48:33,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:48:33,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109252743] [2023-12-20 01:48:33,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109252743] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:48:33,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:48:33,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:48:33,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816324665] [2023-12-20 01:48:33,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:48:33,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:48:33,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:48:33,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:48:33,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:48:33,901 INFO L87 Difference]: Start difference. First operand 1166 states and 1780 transitions. Second operand has 6 states, 5 states have (on average 58.8) internal successors, (294), 5 states have internal predecessors, (294), 2 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2023-12-20 01:48:37,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:48:41,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:48:45,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:48:49,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:48:50,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:48:50,368 INFO L93 Difference]: Finished difference Result 1579 states and 2415 transitions. [2023-12-20 01:48:50,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:48:50,369 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 58.8) internal successors, (294), 5 states have internal predecessors, (294), 2 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 717 [2023-12-20 01:48:50,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:48:50,380 INFO L225 Difference]: With dead ends: 1579 [2023-12-20 01:48:50,381 INFO L226 Difference]: Without dead ends: 1577 [2023-12-20 01:48:50,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:48:50,382 INFO L413 NwaCegarLoop]: 1754 mSDtfsCounter, 1413 mSDsluCounter, 5778 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 7532 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2023-12-20 01:48:50,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1413 Valid, 7532 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2023-12-20 01:48:50,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2023-12-20 01:48:50,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 1575. [2023-12-20 01:48:50,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1575 states, 967 states have (on average 1.2781799379524301) internal successors, (1236), 1025 states have internal predecessors, (1236), 577 states have call successors, (577), 30 states have call predecessors, (577), 30 states have return successors, (599), 572 states have call predecessors, (599), 575 states have call successors, (599) [2023-12-20 01:48:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1575 states and 2412 transitions. [2023-12-20 01:48:50,564 INFO L78 Accepts]: Start accepts. Automaton has 1575 states and 2412 transitions. Word has length 717 [2023-12-20 01:48:50,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:48:50,572 INFO L495 AbstractCegarLoop]: Abstraction has 1575 states and 2412 transitions. [2023-12-20 01:48:50,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 58.8) internal successors, (294), 5 states have internal predecessors, (294), 2 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2023-12-20 01:48:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2412 transitions. [2023-12-20 01:48:50,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2023-12-20 01:48:50,590 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:48:50,590 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 01:48:50,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-20 01:48:50,590 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:48:50,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:48:50,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1328508212, now seen corresponding path program 1 times [2023-12-20 01:48:50,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:48:50,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960722608] [2023-12-20 01:48:50,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:48:50,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:48:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:48:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:48:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:48:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:48:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:48:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:48:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:48:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:48:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:48:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:48:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:48:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:48:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:48:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:48:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:48:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:48:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:48:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:48:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:48:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:48:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:48:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:48:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:48:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:48:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:48:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:48:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:48:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:48:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:48:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:48:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:48:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:48:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:48:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:48:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:48:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:48:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:48:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:48:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:48:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:48:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:48:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:48:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:48:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:48:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:48:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:48:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:48:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:48:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:48:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:48:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:48:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:48:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:48:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:48:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:48:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:48:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:48:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:48:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:48:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:48:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:48:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:48:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:48:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:48:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:48:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:48:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:48:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:48:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:48:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:48:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:48:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:48:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:48:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:48:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:48:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:48:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:48:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:48:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:48:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:48:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:48:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:48:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:48:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:48:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:48:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:48:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:48:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 14282 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-20 01:48:51,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:48:51,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960722608] [2023-12-20 01:48:51,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960722608] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:48:51,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:48:51,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:48:51,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964990174] [2023-12-20 01:48:51,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:48:51,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:48:51,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:48:51,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:48:51,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:48:51,809 INFO L87 Difference]: Start difference. First operand 1575 states and 2412 transitions. Second operand has 6 states, 5 states have (on average 59.6) internal successors, (298), 5 states have internal predecessors, (298), 2 states have call successors, (87), 2 states have call predecessors, (87), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2023-12-20 01:48:55,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:48:59,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:03,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:07,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:08,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:49:08,167 INFO L93 Difference]: Finished difference Result 1583 states and 2418 transitions. [2023-12-20 01:49:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:49:08,167 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 59.6) internal successors, (298), 5 states have internal predecessors, (298), 2 states have call successors, (87), 2 states have call predecessors, (87), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 723 [2023-12-20 01:49:08,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:49:08,179 INFO L225 Difference]: With dead ends: 1583 [2023-12-20 01:49:08,179 INFO L226 Difference]: Without dead ends: 1581 [2023-12-20 01:49:08,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:49:08,184 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1408 mSDsluCounter, 5781 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1408 SdHoareTripleChecker+Valid, 7538 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2023-12-20 01:49:08,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1408 Valid, 7538 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2023-12-20 01:49:08,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2023-12-20 01:49:08,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1579. [2023-12-20 01:49:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1579 states, 970 states have (on average 1.2773195876288659) internal successors, (1239), 1028 states have internal predecessors, (1239), 577 states have call successors, (577), 31 states have call predecessors, (577), 31 states have return successors, (599), 572 states have call predecessors, (599), 575 states have call successors, (599) [2023-12-20 01:49:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 2415 transitions. [2023-12-20 01:49:08,327 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 2415 transitions. Word has length 723 [2023-12-20 01:49:08,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:49:08,328 INFO L495 AbstractCegarLoop]: Abstraction has 1579 states and 2415 transitions. [2023-12-20 01:49:08,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 59.6) internal successors, (298), 5 states have internal predecessors, (298), 2 states have call successors, (87), 2 states have call predecessors, (87), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2023-12-20 01:49:08,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2415 transitions. [2023-12-20 01:49:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2023-12-20 01:49:08,342 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:49:08,342 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 01:49:08,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-20 01:49:08,342 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:49:08,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:49:08,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1810755466, now seen corresponding path program 1 times [2023-12-20 01:49:08,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:49:08,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365860830] [2023-12-20 01:49:08,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:49:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:49:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:49:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:49:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:49:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:49:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:49:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:49:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:49:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:49:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:49:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:49:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:49:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:49:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:49:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:49:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:49:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:49:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:49:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:49:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:49:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:49:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:49:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:49:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:49:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:49:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:49:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:49:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:49:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:49:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:49:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:49:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:49:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:49:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:49:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:49:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:49:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:49:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:49:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:49:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:49:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:49:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:49:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:49:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:49:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:49:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:49:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:49:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:49:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:49:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:49:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:49:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:49:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:49:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:49:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:49:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:49:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:49:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:49:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:49:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:49:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:49:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:49:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:49:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:49:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:49:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:49:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:49:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:49:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:49:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:49:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:49:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:49:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:49:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:49:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:49:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:49:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:49:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:49:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:49:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:49:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:49:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:49:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:49:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:49:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:49:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:49:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:49:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 01:49:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:09,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14284 trivial. 0 not checked. [2023-12-20 01:49:09,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:49:09,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365860830] [2023-12-20 01:49:09,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365860830] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:49:09,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:49:09,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:49:09,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154039337] [2023-12-20 01:49:09,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:49:09,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:49:09,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:49:09,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:49:09,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:49:09,401 INFO L87 Difference]: Start difference. First operand 1579 states and 2415 transitions. Second operand has 6 states, 5 states have (on average 59.8) internal successors, (299), 5 states have internal predecessors, (299), 2 states have call successors, (88), 2 states have call predecessors, (88), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2023-12-20 01:49:13,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:17,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:21,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:25,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:25,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:49:25,760 INFO L93 Difference]: Finished difference Result 1587 states and 2421 transitions. [2023-12-20 01:49:25,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:49:25,760 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 59.8) internal successors, (299), 5 states have internal predecessors, (299), 2 states have call successors, (88), 2 states have call predecessors, (88), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 729 [2023-12-20 01:49:25,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:49:25,770 INFO L225 Difference]: With dead ends: 1587 [2023-12-20 01:49:25,770 INFO L226 Difference]: Without dead ends: 1585 [2023-12-20 01:49:25,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:49:25,772 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1406 mSDsluCounter, 5781 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 7538 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2023-12-20 01:49:25,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1406 Valid, 7538 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2023-12-20 01:49:25,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2023-12-20 01:49:25,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 1583. [2023-12-20 01:49:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1583 states, 973 states have (on average 1.276464542651593) internal successors, (1242), 1031 states have internal predecessors, (1242), 577 states have call successors, (577), 32 states have call predecessors, (577), 32 states have return successors, (599), 572 states have call predecessors, (599), 575 states have call successors, (599) [2023-12-20 01:49:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1583 states and 2418 transitions. [2023-12-20 01:49:25,943 INFO L78 Accepts]: Start accepts. Automaton has 1583 states and 2418 transitions. Word has length 729 [2023-12-20 01:49:25,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:49:25,945 INFO L495 AbstractCegarLoop]: Abstraction has 1583 states and 2418 transitions. [2023-12-20 01:49:25,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 59.8) internal successors, (299), 5 states have internal predecessors, (299), 2 states have call successors, (88), 2 states have call predecessors, (88), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2023-12-20 01:49:25,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2418 transitions. [2023-12-20 01:49:25,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2023-12-20 01:49:25,957 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:49:25,957 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 01:49:25,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-20 01:49:25,957 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:49:25,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:49:25,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1712358198, now seen corresponding path program 1 times [2023-12-20 01:49:25,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:49:25,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790776802] [2023-12-20 01:49:25,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:49:25,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:49:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:49:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:49:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:49:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:49:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:49:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:49:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:49:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:49:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:49:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:49:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:49:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:49:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:49:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:49:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:49:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:49:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:49:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:49:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:49:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:49:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:49:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:49:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:49:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:49:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:49:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:49:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:49:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:49:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:49:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:49:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:49:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:49:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:49:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:49:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:49:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:49:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:49:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:49:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:49:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:49:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:49:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:49:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:49:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:49:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:49:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:49:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:49:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:49:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:49:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:49:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:49:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:49:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:49:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:49:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:49:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:49:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:49:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:49:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:49:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:49:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:49:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:49:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:49:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:49:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:49:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:49:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:49:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:49:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:49:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:49:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:49:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:49:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:49:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:49:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:49:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:49:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:49:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:49:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:49:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:49:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:49:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:49:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:49:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:49:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:49:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:49:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 01:49:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-12-20 01:49:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 14298 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14292 trivial. 0 not checked. [2023-12-20 01:49:26,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:49:26,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790776802] [2023-12-20 01:49:26,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790776802] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:49:26,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:49:26,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:49:26,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42560582] [2023-12-20 01:49:26,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:49:26,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:49:26,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:49:26,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:49:26,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:49:26,984 INFO L87 Difference]: Start difference. First operand 1583 states and 2418 transitions. Second operand has 6 states, 5 states have (on average 60.0) internal successors, (300), 5 states have internal predecessors, (300), 2 states have call successors, (89), 2 states have call predecessors, (89), 1 states have return successors, (88), 1 states have call predecessors, (88), 1 states have call successors, (88) [2023-12-20 01:49:31,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:35,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:39,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:43,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:43,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:49:43,338 INFO L93 Difference]: Finished difference Result 1591 states and 2424 transitions. [2023-12-20 01:49:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:49:43,339 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 60.0) internal successors, (300), 5 states have internal predecessors, (300), 2 states have call successors, (89), 2 states have call predecessors, (89), 1 states have return successors, (88), 1 states have call predecessors, (88), 1 states have call successors, (88) Word has length 735 [2023-12-20 01:49:43,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:49:43,347 INFO L225 Difference]: With dead ends: 1591 [2023-12-20 01:49:43,347 INFO L226 Difference]: Without dead ends: 1589 [2023-12-20 01:49:43,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:49:43,349 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1404 mSDsluCounter, 5781 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 7538 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-12-20 01:49:43,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1404 Valid, 7538 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.2s Time] [2023-12-20 01:49:43,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1589 states. [2023-12-20 01:49:43,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1589 to 1587. [2023-12-20 01:49:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1587 states, 976 states have (on average 1.2756147540983607) internal successors, (1245), 1034 states have internal predecessors, (1245), 577 states have call successors, (577), 33 states have call predecessors, (577), 33 states have return successors, (599), 572 states have call predecessors, (599), 575 states have call successors, (599) [2023-12-20 01:49:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1587 states and 2421 transitions. [2023-12-20 01:49:43,528 INFO L78 Accepts]: Start accepts. Automaton has 1587 states and 2421 transitions. Word has length 735 [2023-12-20 01:49:43,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:49:43,529 INFO L495 AbstractCegarLoop]: Abstraction has 1587 states and 2421 transitions. [2023-12-20 01:49:43,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 60.0) internal successors, (300), 5 states have internal predecessors, (300), 2 states have call successors, (89), 2 states have call predecessors, (89), 1 states have return successors, (88), 1 states have call predecessors, (88), 1 states have call successors, (88) [2023-12-20 01:49:43,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2421 transitions. [2023-12-20 01:49:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2023-12-20 01:49:43,540 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:49:43,541 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 01:49:43,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-20 01:49:43,541 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:49:43,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:49:43,542 INFO L85 PathProgramCache]: Analyzing trace with hash 2015670004, now seen corresponding path program 1 times [2023-12-20 01:49:43,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:49:43,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250957678] [2023-12-20 01:49:43,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:49:43,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:49:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:49:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:49:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:49:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:49:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:49:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:49:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:49:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:49:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:49:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:49:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:49:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:49:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:49:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:49:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:49:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:49:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:49:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:49:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:49:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:49:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:49:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:49:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:49:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:49:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:49:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:49:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:49:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:49:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:49:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:49:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:49:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:49:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:49:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:49:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:49:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:49:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:49:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:49:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:49:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:49:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:49:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:49:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:49:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:49:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:49:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:49:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:49:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:49:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:49:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:49:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:49:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:49:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:49:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:49:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:49:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:49:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:49:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:49:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:49:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:49:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:49:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:49:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:49:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:49:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:49:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:49:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:49:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:49:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:49:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:49:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:49:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:49:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:49:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:49:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:49:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:49:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:49:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:49:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:49:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:49:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:49:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:49:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:49:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:49:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:49:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:49:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 01:49:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-12-20 01:49:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-12-20 01:49:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:49:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14312 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14304 trivial. 0 not checked. [2023-12-20 01:49:44,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:49:44,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250957678] [2023-12-20 01:49:44,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250957678] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:49:44,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:49:44,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:49:44,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158861496] [2023-12-20 01:49:44,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:49:44,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:49:44,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:49:44,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:49:44,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:49:44,426 INFO L87 Difference]: Start difference. First operand 1587 states and 2421 transitions. Second operand has 6 states, 5 states have (on average 60.2) internal successors, (301), 5 states have internal predecessors, (301), 2 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2023-12-20 01:49:48,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:52,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:49:56,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:00,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:00,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:50:00,833 INFO L93 Difference]: Finished difference Result 1595 states and 2427 transitions. [2023-12-20 01:50:00,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:50:00,834 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 60.2) internal successors, (301), 5 states have internal predecessors, (301), 2 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) Word has length 741 [2023-12-20 01:50:00,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:50:00,842 INFO L225 Difference]: With dead ends: 1595 [2023-12-20 01:50:00,843 INFO L226 Difference]: Without dead ends: 1593 [2023-12-20 01:50:00,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:50:00,845 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1402 mSDsluCounter, 5781 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 7538 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2023-12-20 01:50:00,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1402 Valid, 7538 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2023-12-20 01:50:00,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2023-12-20 01:50:00,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 1591. [2023-12-20 01:50:00,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1591 states, 979 states have (on average 1.2747701736465782) internal successors, (1248), 1037 states have internal predecessors, (1248), 577 states have call successors, (577), 34 states have call predecessors, (577), 34 states have return successors, (599), 572 states have call predecessors, (599), 575 states have call successors, (599) [2023-12-20 01:50:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1591 states and 2424 transitions. [2023-12-20 01:50:00,997 INFO L78 Accepts]: Start accepts. Automaton has 1591 states and 2424 transitions. Word has length 741 [2023-12-20 01:50:00,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:50:00,998 INFO L495 AbstractCegarLoop]: Abstraction has 1591 states and 2424 transitions. [2023-12-20 01:50:00,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 60.2) internal successors, (301), 5 states have internal predecessors, (301), 2 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2023-12-20 01:50:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 2424 transitions. [2023-12-20 01:50:01,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-12-20 01:50:01,010 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:50:01,011 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:50:01,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-20 01:50:01,011 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:50:01,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:50:01,011 INFO L85 PathProgramCache]: Analyzing trace with hash 482881027, now seen corresponding path program 1 times [2023-12-20 01:50:01,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:50:01,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534624940] [2023-12-20 01:50:01,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:50:01,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:50:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:50:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:50:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:50:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:50:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:50:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:50:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:50:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:50:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:50:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:50:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:50:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:50:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:50:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:50:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:50:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:50:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:50:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:50:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:50:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:50:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:50:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:50:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:50:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:50:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:50:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:50:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:50:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:50:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:50:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:50:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:50:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:50:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:50:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-12-20 01:50:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:50:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-20 01:50:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-12-20 01:50:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-20 01:50:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-12-20 01:50:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:50:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:50:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:50:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:50:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:50:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:50:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:50:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:50:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:50:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:50:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:50:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:50:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:50:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:50:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:50:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:50:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:50:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:50:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:50:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:50:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:50:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:50:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:50:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:50:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:50:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:50:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:50:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:50:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:50:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:50:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:50:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:50:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:50:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:50:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:50:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:50:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:50:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:50:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:50:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:50:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:50:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:50:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:50:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:50:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:50:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:50:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 01:50:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-12-20 01:50:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-12-20 01:50:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-12-20 01:50:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-12-20 01:50:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-12-20 01:50:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:01,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:50:01,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:50:01,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534624940] [2023-12-20 01:50:01,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534624940] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:50:01,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:50:01,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-20 01:50:01,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394158654] [2023-12-20 01:50:01,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:50:01,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-20 01:50:01,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:50:01,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-20 01:50:01,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-20 01:50:01,946 INFO L87 Difference]: Start difference. First operand 1591 states and 2424 transitions. Second operand has 7 states, 7 states have (on average 45.714285714285715) internal successors, (320), 5 states have internal predecessors, (320), 3 states have call successors, (92), 4 states have call predecessors, (92), 3 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2023-12-20 01:50:06,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:10,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:14,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:18,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:23,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:50:23,996 INFO L93 Difference]: Finished difference Result 3587 states and 5800 transitions. [2023-12-20 01:50:23,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-20 01:50:23,997 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 45.714285714285715) internal successors, (320), 5 states have internal predecessors, (320), 3 states have call successors, (92), 4 states have call predecessors, (92), 3 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) Word has length 759 [2023-12-20 01:50:23,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:50:24,013 INFO L225 Difference]: With dead ends: 3587 [2023-12-20 01:50:24,013 INFO L226 Difference]: Without dead ends: 2755 [2023-12-20 01:50:24,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-12-20 01:50:24,021 INFO L413 NwaCegarLoop]: 2109 mSDtfsCounter, 1569 mSDsluCounter, 4264 mSDsCounter, 0 mSdLazyCounter, 3183 mSolverCounterSat, 561 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1964 SdHoareTripleChecker+Valid, 6373 SdHoareTripleChecker+Invalid, 3748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 561 IncrementalHoareTripleChecker+Valid, 3183 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2023-12-20 01:50:24,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1964 Valid, 6373 Invalid, 3748 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [561 Valid, 3183 Invalid, 4 Unknown, 0 Unchecked, 21.5s Time] [2023-12-20 01:50:24,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2755 states. [2023-12-20 01:50:24,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2755 to 2300. [2023-12-20 01:50:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2300 states, 1395 states have (on average 1.270967741935484) internal successors, (1773), 1505 states have internal predecessors, (1773), 844 states have call successors, (844), 60 states have call predecessors, (844), 60 states have return successors, (918), 835 states have call predecessors, (918), 842 states have call successors, (918) [2023-12-20 01:50:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 3535 transitions. [2023-12-20 01:50:24,313 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 3535 transitions. Word has length 759 [2023-12-20 01:50:24,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:50:24,313 INFO L495 AbstractCegarLoop]: Abstraction has 2300 states and 3535 transitions. [2023-12-20 01:50:24,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 45.714285714285715) internal successors, (320), 5 states have internal predecessors, (320), 3 states have call successors, (92), 4 states have call predecessors, (92), 3 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2023-12-20 01:50:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 3535 transitions. [2023-12-20 01:50:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 755 [2023-12-20 01:50:24,336 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:50:24,336 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:50:24,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-20 01:50:24,337 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:50:24,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:50:24,337 INFO L85 PathProgramCache]: Analyzing trace with hash 219159443, now seen corresponding path program 1 times [2023-12-20 01:50:24,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:50:24,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666264810] [2023-12-20 01:50:24,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:50:24,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:50:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:50:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:50:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:50:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:50:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:50:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:50:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:50:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:50:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:50:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:50:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:50:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:50:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:50:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:50:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:50:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:50:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:50:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:50:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:50:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:50:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:50:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:50:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:50:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:50:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:50:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:24,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:50:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:50:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:50:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:50:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:50:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:50:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:50:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:50:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-12-20 01:50:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:50:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-12-20 01:50:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:50:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2023-12-20 01:50:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2023-12-20 01:50:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-12-20 01:50:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-12-20 01:50:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2023-12-20 01:50:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2023-12-20 01:50:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2023-12-20 01:50:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2023-12-20 01:50:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2023-12-20 01:50:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2023-12-20 01:50:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2023-12-20 01:50:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2023-12-20 01:50:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2023-12-20 01:50:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2023-12-20 01:50:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2023-12-20 01:50:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2023-12-20 01:50:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2023-12-20 01:50:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2023-12-20 01:50:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2023-12-20 01:50:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2023-12-20 01:50:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2023-12-20 01:50:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2023-12-20 01:50:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2023-12-20 01:50:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2023-12-20 01:50:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2023-12-20 01:50:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2023-12-20 01:50:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2023-12-20 01:50:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2023-12-20 01:50:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2023-12-20 01:50:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2023-12-20 01:50:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2023-12-20 01:50:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2023-12-20 01:50:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2023-12-20 01:50:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2023-12-20 01:50:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2023-12-20 01:50:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2023-12-20 01:50:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2023-12-20 01:50:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2023-12-20 01:50:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2023-12-20 01:50:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2023-12-20 01:50:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 672 [2023-12-20 01:50:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2023-12-20 01:50:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2023-12-20 01:50:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2023-12-20 01:50:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2023-12-20 01:50:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2023-12-20 01:50:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2023-12-20 01:50:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2023-12-20 01:50:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2023-12-20 01:50:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 726 [2023-12-20 01:50:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 732 [2023-12-20 01:50:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2023-12-20 01:50:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2023-12-20 01:50:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:50:25,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:50:25,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666264810] [2023-12-20 01:50:25,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666264810] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:50:25,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:50:25,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-20 01:50:25,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428885953] [2023-12-20 01:50:25,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:50:25,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-20 01:50:25,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:50:25,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-20 01:50:25,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-20 01:50:25,211 INFO L87 Difference]: Start difference. First operand 2300 states and 3535 transitions. Second operand has 7 states, 7 states have (on average 45.285714285714285) internal successors, (317), 5 states have internal predecessors, (317), 2 states have call successors, (91), 4 states have call predecessors, (91), 3 states have return successors, (90), 3 states have call predecessors, (90), 2 states have call successors, (90) [2023-12-20 01:50:29,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:33,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:37,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:41,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:47,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:50:47,016 INFO L93 Difference]: Finished difference Result 5147 states and 8508 transitions. [2023-12-20 01:50:47,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-20 01:50:47,016 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 45.285714285714285) internal successors, (317), 5 states have internal predecessors, (317), 2 states have call successors, (91), 4 states have call predecessors, (91), 3 states have return successors, (90), 3 states have call predecessors, (90), 2 states have call successors, (90) Word has length 754 [2023-12-20 01:50:47,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:50:47,046 INFO L225 Difference]: With dead ends: 5147 [2023-12-20 01:50:47,046 INFO L226 Difference]: Without dead ends: 4402 [2023-12-20 01:50:47,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-12-20 01:50:47,054 INFO L413 NwaCegarLoop]: 1999 mSDtfsCounter, 2659 mSDsluCounter, 3664 mSDsCounter, 0 mSdLazyCounter, 2631 mSolverCounterSat, 1569 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3054 SdHoareTripleChecker+Valid, 5663 SdHoareTripleChecker+Invalid, 4204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1569 IncrementalHoareTripleChecker+Valid, 2631 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2023-12-20 01:50:47,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3054 Valid, 5663 Invalid, 4204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1569 Valid, 2631 Invalid, 4 Unknown, 0 Unchecked, 21.2s Time] [2023-12-20 01:50:47,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4402 states. [2023-12-20 01:50:47,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4402 to 3698. [2023-12-20 01:50:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3698 states, 2221 states have (on average 1.2692480864475462) internal successors, (2819), 2435 states have internal predecessors, (2819), 1358 states have call successors, (1358), 108 states have call predecessors, (1358), 118 states have return successors, (1606), 1347 states have call predecessors, (1606), 1356 states have call successors, (1606) [2023-12-20 01:50:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 5783 transitions. [2023-12-20 01:50:47,478 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 5783 transitions. Word has length 754 [2023-12-20 01:50:47,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:50:47,478 INFO L495 AbstractCegarLoop]: Abstraction has 3698 states and 5783 transitions. [2023-12-20 01:50:47,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 45.285714285714285) internal successors, (317), 5 states have internal predecessors, (317), 2 states have call successors, (91), 4 states have call predecessors, (91), 3 states have return successors, (90), 3 states have call predecessors, (90), 2 states have call successors, (90) [2023-12-20 01:50:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 5783 transitions. [2023-12-20 01:50:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 759 [2023-12-20 01:50:47,520 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:50:47,521 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:50:47,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-20 01:50:47,521 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:50:47,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:50:47,521 INFO L85 PathProgramCache]: Analyzing trace with hash 194655146, now seen corresponding path program 1 times [2023-12-20 01:50:47,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:50:47,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135673285] [2023-12-20 01:50:47,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:50:47,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:50:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:50:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:50:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:50:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:50:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:50:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:50:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:50:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:50:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:50:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:50:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:50:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:50:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:50:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:50:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:50:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:50:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:50:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:50:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:50:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:50:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:50:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:50:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:50:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:50:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:50:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:50:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:50:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:50:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:48,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:50:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:50:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:50:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:50:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:50:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-12-20 01:50:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:50:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:50:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:50:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:50:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2023-12-20 01:50:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:50:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:50:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:50:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:50:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:50:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:50:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:50:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:50:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:50:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:50:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:50:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:50:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:50:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:50:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:50:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:50:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:50:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:50:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:50:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:50:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:50:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:50:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:50:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:50:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:50:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:50:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:50:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:50:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:50:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:50:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:50:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:50:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:50:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:50:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:50:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:50:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:50:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:50:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:50:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:50:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:50:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:50:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:50:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:50:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:50:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:50:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:50:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:50:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:50:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:50:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:50:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:50:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:50:49,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:50:49,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:50:49,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135673285] [2023-12-20 01:50:49,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135673285] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:50:49,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:50:49,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:50:49,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902952349] [2023-12-20 01:50:49,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:50:49,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:50:49,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:50:49,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:50:49,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:50:49,319 INFO L87 Difference]: Start difference. First operand 3698 states and 5783 transitions. Second operand has 11 states, 10 states have (on average 31.9) internal successors, (319), 8 states have internal predecessors, (319), 6 states have call successors, (92), 4 states have call predecessors, (92), 2 states have return successors, (91), 4 states have call predecessors, (91), 5 states have call successors, (91) [2023-12-20 01:50:53,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:50:57,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:01,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:05,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:09,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:13,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:17,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:21,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:25,952 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 [] [2023-12-20 01:51:31,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:51:31,649 INFO L93 Difference]: Finished difference Result 6680 states and 11009 transitions. [2023-12-20 01:51:31,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-20 01:51:31,649 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 31.9) internal successors, (319), 8 states have internal predecessors, (319), 6 states have call successors, (92), 4 states have call predecessors, (92), 2 states have return successors, (91), 4 states have call predecessors, (91), 5 states have call successors, (91) Word has length 758 [2023-12-20 01:51:31,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:51:31,692 INFO L225 Difference]: With dead ends: 6680 [2023-12-20 01:51:31,692 INFO L226 Difference]: Without dead ends: 6678 [2023-12-20 01:51:31,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2023-12-20 01:51:31,697 INFO L413 NwaCegarLoop]: 1285 mSDtfsCounter, 2071 mSDsluCounter, 7116 mSDsCounter, 0 mSdLazyCounter, 6315 mSolverCounterSat, 1346 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2425 SdHoareTripleChecker+Valid, 8401 SdHoareTripleChecker+Invalid, 7670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1346 IncrementalHoareTripleChecker+Valid, 6315 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.4s IncrementalHoareTripleChecker+Time [2023-12-20 01:51:31,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2425 Valid, 8401 Invalid, 7670 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1346 Valid, 6315 Invalid, 9 Unknown, 0 Unchecked, 41.4s Time] [2023-12-20 01:51:31,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6678 states. [2023-12-20 01:51:32,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6678 to 5572. [2023-12-20 01:51:32,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5572 states, 3352 states have (on average 1.274761336515513) internal successors, (4273), 3664 states have internal predecessors, (4273), 1989 states have call successors, (1989), 208 states have call predecessors, (1989), 230 states have return successors, (2379), 1968 states have call predecessors, (2379), 1986 states have call successors, (2379) [2023-12-20 01:51:32,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 5572 states and 8641 transitions. [2023-12-20 01:51:32,314 INFO L78 Accepts]: Start accepts. Automaton has 5572 states and 8641 transitions. Word has length 758 [2023-12-20 01:51:32,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:51:32,314 INFO L495 AbstractCegarLoop]: Abstraction has 5572 states and 8641 transitions. [2023-12-20 01:51:32,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 31.9) internal successors, (319), 8 states have internal predecessors, (319), 6 states have call successors, (92), 4 states have call predecessors, (92), 2 states have return successors, (91), 4 states have call predecessors, (91), 5 states have call successors, (91) [2023-12-20 01:51:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 5572 states and 8641 transitions. [2023-12-20 01:51:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 759 [2023-12-20 01:51:32,359 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:51:32,359 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:51:32,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-20 01:51:32,359 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:51:32,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:51:32,360 INFO L85 PathProgramCache]: Analyzing trace with hash 678812350, now seen corresponding path program 1 times [2023-12-20 01:51:32,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:51:32,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001121813] [2023-12-20 01:51:32,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:51:32,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:51:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:51:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:51:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:51:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:51:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:51:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:51:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:51:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:51:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:51:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:51:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:51:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:51:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:51:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:51:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:51:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:51:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:51:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:51:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:51:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:51:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:51:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:51:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:51:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:51:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:51:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:51:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:51:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:51:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:51:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:51:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:51:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:51:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:51:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2023-12-20 01:51:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:51:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:51:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:51:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:51:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2023-12-20 01:51:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:51:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:51:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:33,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:51:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:51:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:51:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:51:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:51:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:51:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:51:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:51:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:51:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:51:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:51:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:51:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:51:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:51:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:51:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:51:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:51:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:51:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:51:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:51:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:51:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:51:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:51:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:51:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:51:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:51:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:51:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:51:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:51:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:51:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:51:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:51:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:51:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:51:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:51:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:51:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:51:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:51:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:51:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:51:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:51:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:51:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:51:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:51:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:51:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:51:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:51:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:51:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:51:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:51:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:51:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:51:34,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:51:34,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001121813] [2023-12-20 01:51:34,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001121813] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:51:34,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:51:34,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:51:34,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215151429] [2023-12-20 01:51:34,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:51:34,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:51:34,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:51:34,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:51:34,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:51:34,103 INFO L87 Difference]: Start difference. First operand 5572 states and 8641 transitions. Second operand has 11 states, 10 states have (on average 31.9) internal successors, (319), 8 states have internal predecessors, (319), 6 states have call successors, (92), 4 states have call predecessors, (92), 2 states have return successors, (91), 4 states have call predecessors, (91), 5 states have call successors, (91) [2023-12-20 01:51:38,688 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 [] [2023-12-20 01:51:42,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:46,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:50,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:54,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:51:58,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:02,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:06,733 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 [] [2023-12-20 01:52:13,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:52:13,044 INFO L93 Difference]: Finished difference Result 9212 states and 14771 transitions. [2023-12-20 01:52:13,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-20 01:52:13,053 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 31.9) internal successors, (319), 8 states have internal predecessors, (319), 6 states have call successors, (92), 4 states have call predecessors, (92), 2 states have return successors, (91), 4 states have call predecessors, (91), 5 states have call successors, (91) Word has length 758 [2023-12-20 01:52:13,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:52:13,125 INFO L225 Difference]: With dead ends: 9212 [2023-12-20 01:52:13,126 INFO L226 Difference]: Without dead ends: 9210 [2023-12-20 01:52:13,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2023-12-20 01:52:13,130 INFO L413 NwaCegarLoop]: 1217 mSDtfsCounter, 2744 mSDsluCounter, 6685 mSDsCounter, 0 mSdLazyCounter, 4973 mSolverCounterSat, 2014 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 7902 SdHoareTripleChecker+Invalid, 6995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2014 IncrementalHoareTripleChecker+Valid, 4973 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.7s IncrementalHoareTripleChecker+Time [2023-12-20 01:52:13,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 7902 Invalid, 6995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2014 Valid, 4973 Invalid, 8 Unknown, 0 Unchecked, 37.7s Time] [2023-12-20 01:52:13,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9210 states. [2023-12-20 01:52:13,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9210 to 6284. [2023-12-20 01:52:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6284 states, 3864 states have (on average 1.3030538302277432) internal successors, (5035), 4197 states have internal predecessors, (5035), 2080 states have call successors, (2080), 306 states have call predecessors, (2080), 339 states have return successors, (2497), 2049 states have call predecessors, (2497), 2077 states have call successors, (2497) [2023-12-20 01:52:13,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6284 states to 6284 states and 9612 transitions. [2023-12-20 01:52:13,862 INFO L78 Accepts]: Start accepts. Automaton has 6284 states and 9612 transitions. Word has length 758 [2023-12-20 01:52:13,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:52:13,862 INFO L495 AbstractCegarLoop]: Abstraction has 6284 states and 9612 transitions. [2023-12-20 01:52:13,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 31.9) internal successors, (319), 8 states have internal predecessors, (319), 6 states have call successors, (92), 4 states have call predecessors, (92), 2 states have return successors, (91), 4 states have call predecessors, (91), 5 states have call successors, (91) [2023-12-20 01:52:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 6284 states and 9612 transitions. [2023-12-20 01:52:13,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 748 [2023-12-20 01:52:13,902 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:52:13,902 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 01:52:13,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-20 01:52:13,902 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:52:13,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:52:13,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1651286736, now seen corresponding path program 1 times [2023-12-20 01:52:13,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:52:13,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111612099] [2023-12-20 01:52:13,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:52:13,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:52:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:52:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:52:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:52:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:52:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:52:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:52:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:52:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:52:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:52:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:52:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:52:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:52:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:52:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:52:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:52:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:52:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:52:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:52:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:52:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:52:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:52:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:52:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:52:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:52:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:52:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:52:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:52:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:52:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:52:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:52:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:52:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:52:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:52:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:52:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:52:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:52:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:52:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:52:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:52:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:52:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:52:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:52:14,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:52:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:52:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:52:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:52:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:52:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:52:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:52:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:52:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:52:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:52:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:52:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:52:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:52:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:52:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:52:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:52:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:52:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:52:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:52:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:52:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:52:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:52:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:52:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:52:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:52:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:52:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:52:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:52:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:52:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:52:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:52:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:52:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:52:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:52:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:52:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:52:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:52:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:52:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:52:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:52:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:52:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:52:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:52:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:52:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 01:52:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-12-20 01:52:14,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-12-20 01:52:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-12-20 01:52:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 14330 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14320 trivial. 0 not checked. [2023-12-20 01:52:14,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:52:14,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111612099] [2023-12-20 01:52:14,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111612099] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:52:14,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:52:14,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:52:14,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894867583] [2023-12-20 01:52:14,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:52:14,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:52:14,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:52:14,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:52:14,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:52:14,789 INFO L87 Difference]: Start difference. First operand 6284 states and 9612 transitions. Second operand has 6 states, 5 states have (on average 60.4) internal successors, (302), 5 states have internal predecessors, (302), 2 states have call successors, (91), 2 states have call predecessors, (91), 1 states have return successors, (90), 1 states have call predecessors, (90), 1 states have call successors, (90) [2023-12-20 01:52:18,836 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 [] [2023-12-20 01:52:22,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:26,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:30,858 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 [] [2023-12-20 01:52:31,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:52:31,626 INFO L93 Difference]: Finished difference Result 6292 states and 9618 transitions. [2023-12-20 01:52:31,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:52:31,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 60.4) internal successors, (302), 5 states have internal predecessors, (302), 2 states have call successors, (91), 2 states have call predecessors, (91), 1 states have return successors, (90), 1 states have call predecessors, (90), 1 states have call successors, (90) Word has length 747 [2023-12-20 01:52:31,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:52:31,650 INFO L225 Difference]: With dead ends: 6292 [2023-12-20 01:52:31,650 INFO L226 Difference]: Without dead ends: 6290 [2023-12-20 01:52:31,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:52:31,652 INFO L413 NwaCegarLoop]: 1750 mSDtfsCounter, 1400 mSDsluCounter, 5782 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1400 SdHoareTripleChecker+Valid, 7532 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-12-20 01:52:31,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1400 Valid, 7532 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.2s Time] [2023-12-20 01:52:31,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6290 states. [2023-12-20 01:52:32,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6290 to 6288. [2023-12-20 01:52:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6288 states, 3867 states have (on average 1.3028187225239203) internal successors, (5038), 4200 states have internal predecessors, (5038), 2080 states have call successors, (2080), 307 states have call predecessors, (2080), 340 states have return successors, (2497), 2049 states have call predecessors, (2497), 2077 states have call successors, (2497) [2023-12-20 01:52:32,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 9615 transitions. [2023-12-20 01:52:32,370 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 9615 transitions. Word has length 747 [2023-12-20 01:52:32,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:52:32,371 INFO L495 AbstractCegarLoop]: Abstraction has 6288 states and 9615 transitions. [2023-12-20 01:52:32,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 60.4) internal successors, (302), 5 states have internal predecessors, (302), 2 states have call successors, (91), 2 states have call predecessors, (91), 1 states have return successors, (90), 1 states have call predecessors, (90), 1 states have call successors, (90) [2023-12-20 01:52:32,371 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 9615 transitions. [2023-12-20 01:52:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-12-20 01:52:32,410 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:52:32,410 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:52:32,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-20 01:52:32,410 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:52:32,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:52:32,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1755833730, now seen corresponding path program 1 times [2023-12-20 01:52:32,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:52:32,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465376685] [2023-12-20 01:52:32,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:52:32,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:52:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:52:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:52:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:52:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:52:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:52:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:52:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:52:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:52:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:52:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:52:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:52:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:52:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:52:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:52:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:52:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:52:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:52:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:52:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:52:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:52:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:52:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:52:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:52:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:52:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:52:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:52:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:52:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:52:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:52:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:52:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:52:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:52:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:52:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2023-12-20 01:52:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:52:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:52:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:52:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:52:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2023-12-20 01:52:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:52:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:52:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:52:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:52:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:52:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:52:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:52:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:52:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:52:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:52:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:52:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:52:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:52:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:52:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:52:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:52:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:52:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:52:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:52:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:52:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:52:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:52:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:52:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:52:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:52:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:52:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:52:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:52:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:52:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:52:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:52:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:52:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:52:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:52:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:52:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:52:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:52:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:52:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:52:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:52:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:52:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:52:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:52:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:52:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:52:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:52:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:52:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:52:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:52:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:52:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:52:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:52:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-12-20 01:52:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:52:33,948 INFO L134 CoverageAnalysis]: Checked inductivity of 14624 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:52:33,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:52:33,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465376685] [2023-12-20 01:52:33,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465376685] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:52:33,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:52:33,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:52:33,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140998585] [2023-12-20 01:52:33,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:52:33,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:52:33,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:52:33,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:52:33,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:52:33,950 INFO L87 Difference]: Start difference. First operand 6288 states and 9615 transitions. Second operand has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) [2023-12-20 01:52:38,453 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 [] [2023-12-20 01:52:42,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:46,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:50,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:54,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:52:58,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:02,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:06,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:10,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:16,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:53:16,731 INFO L93 Difference]: Finished difference Result 11090 states and 17789 transitions. [2023-12-20 01:53:16,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-20 01:53:16,731 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) Word has length 764 [2023-12-20 01:53:16,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:53:16,780 INFO L225 Difference]: With dead ends: 11090 [2023-12-20 01:53:16,780 INFO L226 Difference]: Without dead ends: 11088 [2023-12-20 01:53:16,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2023-12-20 01:53:16,787 INFO L413 NwaCegarLoop]: 1287 mSDtfsCounter, 1857 mSDsluCounter, 7319 mSDsCounter, 0 mSdLazyCounter, 6150 mSolverCounterSat, 1666 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2157 SdHoareTripleChecker+Valid, 8606 SdHoareTripleChecker+Invalid, 7825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1666 IncrementalHoareTripleChecker+Valid, 6150 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.3s IncrementalHoareTripleChecker+Time [2023-12-20 01:53:16,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2157 Valid, 8606 Invalid, 7825 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1666 Valid, 6150 Invalid, 9 Unknown, 0 Unchecked, 41.3s Time] [2023-12-20 01:53:16,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11088 states. [2023-12-20 01:53:17,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11088 to 8635. [2023-12-20 01:53:17,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8635 states, 5310 states have (on average 1.3037664783427496) internal successors, (6923), 5746 states have internal predecessors, (6923), 2819 states have call successors, (2819), 456 states have call predecessors, (2819), 505 states have return successors, (3361), 2773 states have call predecessors, (3361), 2815 states have call successors, (3361) [2023-12-20 01:53:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8635 states to 8635 states and 13103 transitions. [2023-12-20 01:53:17,779 INFO L78 Accepts]: Start accepts. Automaton has 8635 states and 13103 transitions. Word has length 764 [2023-12-20 01:53:17,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:53:17,780 INFO L495 AbstractCegarLoop]: Abstraction has 8635 states and 13103 transitions. [2023-12-20 01:53:17,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) [2023-12-20 01:53:17,780 INFO L276 IsEmpty]: Start isEmpty. Operand 8635 states and 13103 transitions. [2023-12-20 01:53:17,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-12-20 01:53:17,836 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:53:17,836 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:53:17,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-20 01:53:17,837 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:53:17,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:53:17,837 INFO L85 PathProgramCache]: Analyzing trace with hash -865363252, now seen corresponding path program 1 times [2023-12-20 01:53:17,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:53:17,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925343389] [2023-12-20 01:53:17,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:53:17,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:53:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:53:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:53:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:53:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:53:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:53:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:53:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:53:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:53:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:53:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:53:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:53:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:53:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:53:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:53:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:53:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:53:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:53:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:53:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:53:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:53:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:53:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:53:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:53:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:53:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:53:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:53:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:53:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:53:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:53:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:53:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:53:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:53:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:53:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2023-12-20 01:53:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:53:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:53:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:53:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:53:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-12-20 01:53:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:53:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:53:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:53:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:53:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:53:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:53:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:53:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:53:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:53:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:53:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:53:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:53:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:53:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:53:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:53:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:53:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:53:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:53:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:53:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:53:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:53:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:53:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:53:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:53:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:53:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:53:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:53:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:53:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:53:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:53:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:53:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:53:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:53:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:53:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:53:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:53:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:53:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:53:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:53:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:53:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:53:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:53:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:53:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:53:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:53:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:53:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:53:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:53:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:53:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:53:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:53:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:53:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-12-20 01:53:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:53:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 14624 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:53:19,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:53:19,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925343389] [2023-12-20 01:53:19,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925343389] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:53:19,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:53:19,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:53:19,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899582765] [2023-12-20 01:53:19,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:53:19,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:53:19,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:53:19,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:53:19,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:53:19,511 INFO L87 Difference]: Start difference. First operand 8635 states and 13103 transitions. Second operand has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) [2023-12-20 01:53:24,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:28,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:32,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:36,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:40,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:44,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:48,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:52,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:53:56,087 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 [] [2023-12-20 01:54:02,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:54:02,247 INFO L93 Difference]: Finished difference Result 14224 states and 22681 transitions. [2023-12-20 01:54:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-20 01:54:02,247 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) Word has length 764 [2023-12-20 01:54:02,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:54:02,296 INFO L225 Difference]: With dead ends: 14224 [2023-12-20 01:54:02,296 INFO L226 Difference]: Without dead ends: 14222 [2023-12-20 01:54:02,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2023-12-20 01:54:02,302 INFO L413 NwaCegarLoop]: 1290 mSDtfsCounter, 1864 mSDsluCounter, 7320 mSDsCounter, 0 mSdLazyCounter, 6104 mSolverCounterSat, 1685 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2164 SdHoareTripleChecker+Valid, 8610 SdHoareTripleChecker+Invalid, 7798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1685 IncrementalHoareTripleChecker+Valid, 6104 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.1s IncrementalHoareTripleChecker+Time [2023-12-20 01:54:02,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2164 Valid, 8610 Invalid, 7798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1685 Valid, 6104 Invalid, 9 Unknown, 0 Unchecked, 41.1s Time] [2023-12-20 01:54:02,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14222 states. [2023-12-20 01:54:03,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14222 to 9945. [2023-12-20 01:54:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9945 states, 6149 states have (on average 1.3120832655716377) internal successors, (8068), 6662 states have internal predecessors, (8068), 3181 states have call successors, (3181), 554 states have call predecessors, (3181), 614 states have return successors, (3823), 3125 states have call predecessors, (3823), 3177 states have call successors, (3823) [2023-12-20 01:54:03,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9945 states to 9945 states and 15072 transitions. [2023-12-20 01:54:03,439 INFO L78 Accepts]: Start accepts. Automaton has 9945 states and 15072 transitions. Word has length 764 [2023-12-20 01:54:03,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:54:03,439 INFO L495 AbstractCegarLoop]: Abstraction has 9945 states and 15072 transitions. [2023-12-20 01:54:03,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) [2023-12-20 01:54:03,440 INFO L276 IsEmpty]: Start isEmpty. Operand 9945 states and 15072 transitions. [2023-12-20 01:54:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-12-20 01:54:03,549 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:54:03,549 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:54:03,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-20 01:54:03,550 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:54:03,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:54:03,550 INFO L85 PathProgramCache]: Analyzing trace with hash -911144992, now seen corresponding path program 1 times [2023-12-20 01:54:03,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:54:03,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578559905] [2023-12-20 01:54:03,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:54:03,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:54:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:54:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:54:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:54:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:54:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:54:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:54:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:54:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:54:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:54:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:54:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:54:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:54:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:54:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:54:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:54:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:54:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:54:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:54:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:54:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:54:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:54:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:54:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:54:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:54:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:54:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:54:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:54:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:54:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:54:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:54:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:54:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:54:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:04,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:54:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2023-12-20 01:54:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:54:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:54:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:54:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:54:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2023-12-20 01:54:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:54:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:54:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:54:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:54:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:54:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:54:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:54:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:54:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:54:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:54:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:54:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:54:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:54:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:54:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:54:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:54:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:54:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:54:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:54:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:54:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:54:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:54:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:54:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:54:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:54:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:54:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:54:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:54:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:54:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:54:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:54:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:54:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:54:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:54:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:54:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:54:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:54:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:54:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:54:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:54:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:54:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:54:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:54:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:54:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:54:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:54:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:54:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:54:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:54:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:54:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:54:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:54:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-12-20 01:54:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 14624 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14622 trivial. 0 not checked. [2023-12-20 01:54:05,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:54:05,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578559905] [2023-12-20 01:54:05,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578559905] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:54:05,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:54:05,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:54:05,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143080763] [2023-12-20 01:54:05,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:54:05,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:54:05,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:54:05,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:54:05,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:54:05,184 INFO L87 Difference]: Start difference. First operand 9945 states and 15072 transitions. Second operand has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) [2023-12-20 01:54:09,661 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 [] [2023-12-20 01:54:13,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:17,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:21,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:25,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:29,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:33,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:37,703 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 [] [2023-12-20 01:54:44,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:54:44,119 INFO L93 Difference]: Finished difference Result 17968 states and 28217 transitions. [2023-12-20 01:54:44,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-20 01:54:44,120 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) Word has length 764 [2023-12-20 01:54:44,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:54:44,203 INFO L225 Difference]: With dead ends: 17968 [2023-12-20 01:54:44,203 INFO L226 Difference]: Without dead ends: 17966 [2023-12-20 01:54:44,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2023-12-20 01:54:44,213 INFO L413 NwaCegarLoop]: 1216 mSDtfsCounter, 3416 mSDsluCounter, 5365 mSDsCounter, 0 mSdLazyCounter, 3981 mSolverCounterSat, 2842 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3802 SdHoareTripleChecker+Valid, 6581 SdHoareTripleChecker+Invalid, 6831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2842 IncrementalHoareTripleChecker+Valid, 3981 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.7s IncrementalHoareTripleChecker+Time [2023-12-20 01:54:44,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3802 Valid, 6581 Invalid, 6831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2842 Valid, 3981 Invalid, 8 Unknown, 0 Unchecked, 36.7s Time] [2023-12-20 01:54:44,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17966 states. [2023-12-20 01:54:45,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17966 to 10831. [2023-12-20 01:54:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10831 states, 6719 states have (on average 1.3152254799821401) internal successors, (8837), 7240 states have internal predecessors, (8837), 3400 states have call successors, (3400), 640 states have call predecessors, (3400), 711 states have return successors, (4042), 3335 states have call predecessors, (4042), 3395 states have call successors, (4042) [2023-12-20 01:54:45,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10831 states to 10831 states and 16279 transitions. [2023-12-20 01:54:45,726 INFO L78 Accepts]: Start accepts. Automaton has 10831 states and 16279 transitions. Word has length 764 [2023-12-20 01:54:45,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:54:45,727 INFO L495 AbstractCegarLoop]: Abstraction has 10831 states and 16279 transitions. [2023-12-20 01:54:45,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 32.3) internal successors, (323), 8 states have internal predecessors, (323), 6 states have call successors, (93), 4 states have call predecessors, (93), 2 states have return successors, (92), 4 states have call predecessors, (92), 5 states have call successors, (92) [2023-12-20 01:54:45,727 INFO L276 IsEmpty]: Start isEmpty. Operand 10831 states and 16279 transitions. [2023-12-20 01:54:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 754 [2023-12-20 01:54:45,787 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:54:45,787 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 01:54:45,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-20 01:54:45,788 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:54:45,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:54:45,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1581528938, now seen corresponding path program 1 times [2023-12-20 01:54:45,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:54:45,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045806762] [2023-12-20 01:54:45,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:54:45,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:54:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:54:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:54:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:54:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:54:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:54:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:54:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:54:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:54:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:54:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:54:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:54:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:54:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:54:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:54:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:54:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:54:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:54:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:54:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:54:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:54:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:54:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:54:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:54:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:54:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:54:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:54:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:54:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:54:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:54:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:54:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:54:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:54:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:54:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 01:54:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 01:54:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 01:54:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 01:54:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 01:54:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 01:54:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 01:54:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 01:54:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 01:54:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 01:54:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 01:54:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 01:54:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 01:54:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 01:54:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 01:54:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 01:54:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 01:54:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 01:54:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 01:54:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 01:54:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 01:54:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 01:54:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 01:54:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 01:54:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 01:54:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 01:54:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 01:54:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 01:54:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 01:54:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 01:54:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 01:54:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 01:54:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 01:54:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 01:54:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 01:54:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 01:54:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 01:54:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 01:54:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 01:54:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 01:54:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 01:54:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 01:54:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 01:54:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 01:54:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 01:54:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 01:54:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 01:54:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 01:54:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 01:54:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 01:54:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 01:54:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 01:54:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 01:54:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 01:54:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-12-20 01:54:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-12-20 01:54:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-12-20 01:54:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-12-20 01:54:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:54:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 14352 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14340 trivial. 0 not checked. [2023-12-20 01:54:46,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:54:46,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045806762] [2023-12-20 01:54:46,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045806762] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:54:46,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:54:46,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 01:54:46,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76576779] [2023-12-20 01:54:46,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:54:46,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 01:54:46,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:54:46,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 01:54:46,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 01:54:46,704 INFO L87 Difference]: Start difference. First operand 10831 states and 16279 transitions. Second operand has 6 states, 5 states have (on average 60.6) internal successors, (303), 5 states have internal predecessors, (303), 2 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2023-12-20 01:54:50,756 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 [] [2023-12-20 01:54:54,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:54:58,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:02,777 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 [] [2023-12-20 01:55:04,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:55:04,107 INFO L93 Difference]: Finished difference Result 10839 states and 16285 transitions. [2023-12-20 01:55:04,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 01:55:04,107 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 60.6) internal successors, (303), 5 states have internal predecessors, (303), 2 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) Word has length 753 [2023-12-20 01:55:04,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:55:04,172 INFO L225 Difference]: With dead ends: 10839 [2023-12-20 01:55:04,172 INFO L226 Difference]: Without dead ends: 10837 [2023-12-20 01:55:04,179 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 01:55:04,180 INFO L413 NwaCegarLoop]: 1754 mSDtfsCounter, 1398 mSDsluCounter, 5794 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 7548 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-12-20 01:55:04,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1398 Valid, 7548 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.2s Time] [2023-12-20 01:55:04,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10837 states. [2023-12-20 01:55:05,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10837 to 10835. [2023-12-20 01:55:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10835 states, 6722 states have (on average 1.3150847961916097) internal successors, (8840), 7243 states have internal predecessors, (8840), 3400 states have call successors, (3400), 641 states have call predecessors, (3400), 712 states have return successors, (4042), 3335 states have call predecessors, (4042), 3395 states have call successors, (4042) [2023-12-20 01:55:05,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10835 states to 10835 states and 16282 transitions. [2023-12-20 01:55:05,487 INFO L78 Accepts]: Start accepts. Automaton has 10835 states and 16282 transitions. Word has length 753 [2023-12-20 01:55:05,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:55:05,488 INFO L495 AbstractCegarLoop]: Abstraction has 10835 states and 16282 transitions. [2023-12-20 01:55:05,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 60.6) internal successors, (303), 5 states have internal predecessors, (303), 2 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2023-12-20 01:55:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 10835 states and 16282 transitions. [2023-12-20 01:55:05,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-12-20 01:55:05,595 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:55:05,595 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 3, 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] [2023-12-20 01:55:05,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-20 01:55:05,595 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:55:05,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:55:05,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1948776994, now seen corresponding path program 1 times [2023-12-20 01:55:05,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:55:05,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165154543] [2023-12-20 01:55:05,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:55:05,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:55:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:55:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:55:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:55:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:55:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:55:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:55:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:55:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:55:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:55:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:55:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:55:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:55:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:55:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:55:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:55:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:55:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:55:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:55:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:55:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:55:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:55:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:55:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:55:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:55:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:55:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:55:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:55:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:55:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:55:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:55:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:55:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:55:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:55:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2023-12-20 01:55:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:55:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:55:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:55:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:55:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2023-12-20 01:55:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:55:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:55:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:55:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:55:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:55:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:55:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:55:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:55:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:55:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:55:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:55:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:55:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:55:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:55:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:55:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:55:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:55:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:55:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:55:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:55:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:55:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:55:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:55:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:55:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:55:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:55:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:55:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:55:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:55:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:55:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:55:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:55:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:55:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:55:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:55:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:55:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:55:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:55:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:55:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:55:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:55:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:55:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:55:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:55:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:55:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:55:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:55:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:55:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:55:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:55:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:55:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:55:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-12-20 01:55:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2023-12-20 01:55:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 14630 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14626 trivial. 0 not checked. [2023-12-20 01:55:06,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:55:06,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165154543] [2023-12-20 01:55:06,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165154543] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:55:06,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:55:06,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:55:06,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338021519] [2023-12-20 01:55:06,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:55:06,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:55:06,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:55:06,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:55:06,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:55:06,987 INFO L87 Difference]: Start difference. First operand 10835 states and 16282 transitions. Second operand has 11 states, 10 states have (on average 32.4) internal successors, (324), 8 states have internal predecessors, (324), 6 states have call successors, (94), 4 states have call predecessors, (94), 2 states have return successors, (93), 4 states have call predecessors, (93), 5 states have call successors, (93) [2023-12-20 01:55:11,473 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 [] [2023-12-20 01:55:15,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:19,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:23,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:27,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:31,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:35,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:39,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:43,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:55:50,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:55:50,494 INFO L93 Difference]: Finished difference Result 18162 states and 28626 transitions. [2023-12-20 01:55:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-20 01:55:50,494 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 32.4) internal successors, (324), 8 states have internal predecessors, (324), 6 states have call successors, (94), 4 states have call predecessors, (94), 2 states have return successors, (93), 4 states have call predecessors, (93), 5 states have call successors, (93) Word has length 770 [2023-12-20 01:55:50,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:55:50,556 INFO L225 Difference]: With dead ends: 18162 [2023-12-20 01:55:50,556 INFO L226 Difference]: Without dead ends: 18160 [2023-12-20 01:55:50,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2023-12-20 01:55:50,566 INFO L413 NwaCegarLoop]: 1291 mSDtfsCounter, 2082 mSDsluCounter, 6548 mSDsCounter, 0 mSdLazyCounter, 5706 mSolverCounterSat, 1790 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2381 SdHoareTripleChecker+Valid, 7839 SdHoareTripleChecker+Invalid, 7505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1790 IncrementalHoareTripleChecker+Valid, 5706 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.1s IncrementalHoareTripleChecker+Time [2023-12-20 01:55:50,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2381 Valid, 7839 Invalid, 7505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1790 Valid, 5706 Invalid, 9 Unknown, 0 Unchecked, 41.1s Time] [2023-12-20 01:55:50,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18160 states. [2023-12-20 01:55:52,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18160 to 13641. [2023-12-20 01:55:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13641 states, 8468 states have (on average 1.3158951346244685) internal successors, (11143), 9094 states have internal predecessors, (11143), 4241 states have call successors, (4241), 839 states have call predecessors, (4241), 931 states have return successors, (5009), 4156 states have call predecessors, (5009), 4235 states have call successors, (5009) [2023-12-20 01:55:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13641 states to 13641 states and 20393 transitions. [2023-12-20 01:55:52,353 INFO L78 Accepts]: Start accepts. Automaton has 13641 states and 20393 transitions. Word has length 770 [2023-12-20 01:55:52,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:55:52,353 INFO L495 AbstractCegarLoop]: Abstraction has 13641 states and 20393 transitions. [2023-12-20 01:55:52,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 32.4) internal successors, (324), 8 states have internal predecessors, (324), 6 states have call successors, (94), 4 states have call predecessors, (94), 2 states have return successors, (93), 4 states have call predecessors, (93), 5 states have call successors, (93) [2023-12-20 01:55:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 13641 states and 20393 transitions. [2023-12-20 01:55:52,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-12-20 01:55:52,426 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:55:52,426 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 3, 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] [2023-12-20 01:55:52,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-20 01:55:52,427 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:55:52,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:55:52,427 INFO L85 PathProgramCache]: Analyzing trace with hash 959017580, now seen corresponding path program 1 times [2023-12-20 01:55:52,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:55:52,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863060164] [2023-12-20 01:55:52,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:55:52,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:55:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:55:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:55:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:55:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:55:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:55:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:55:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:55:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:55:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:55:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:55:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:55:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:55:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:55:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:55:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:55:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:55:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:55:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:55:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:55:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:55:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:55:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:55:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:55:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:55:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:55:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:55:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:55:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:55:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:55:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:55:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:55:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:55:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:55:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-12-20 01:55:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:55:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:55:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:55:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:55:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2023-12-20 01:55:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:55:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:55:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:55:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:55:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:55:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:55:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:55:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:55:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:55:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:55:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:55:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:55:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:55:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:55:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:55:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:55:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:55:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:55:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:55:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:55:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:55:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:55:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:55:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:55:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:55:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:55:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:55:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:55:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:55:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:55:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:55:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:55:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:55:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:55:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:55:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:55:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:55:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:55:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:55:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:55:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:55:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:55:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:55:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:55:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:55:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:55:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:55:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:55:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:55:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:55:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:55:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:55:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-12-20 01:55:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2023-12-20 01:55:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:55:53,907 INFO L134 CoverageAnalysis]: Checked inductivity of 14630 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14626 trivial. 0 not checked. [2023-12-20 01:55:53,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:55:53,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863060164] [2023-12-20 01:55:53,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863060164] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 01:55:53,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 01:55:53,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 01:55:53,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060372946] [2023-12-20 01:55:53,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 01:55:53,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 01:55:53,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:55:53,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 01:55:53,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 01:55:53,909 INFO L87 Difference]: Start difference. First operand 13641 states and 20393 transitions. Second operand has 11 states, 10 states have (on average 32.4) internal successors, (324), 8 states have internal predecessors, (324), 6 states have call successors, (94), 4 states have call predecessors, (94), 2 states have return successors, (93), 4 states have call predecessors, (93), 5 states have call successors, (93) [2023-12-20 01:55:58,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:02,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:06,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:10,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:14,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:18,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:22,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:26,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:56:34,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 01:56:34,288 INFO L93 Difference]: Finished difference Result 25990 states and 40236 transitions. [2023-12-20 01:56:34,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-20 01:56:34,288 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 32.4) internal successors, (324), 8 states have internal predecessors, (324), 6 states have call successors, (94), 4 states have call predecessors, (94), 2 states have return successors, (93), 4 states have call predecessors, (93), 5 states have call successors, (93) Word has length 770 [2023-12-20 01:56:34,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 01:56:34,377 INFO L225 Difference]: With dead ends: 25990 [2023-12-20 01:56:34,378 INFO L226 Difference]: Without dead ends: 25988 [2023-12-20 01:56:34,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2023-12-20 01:56:34,392 INFO L413 NwaCegarLoop]: 1217 mSDtfsCounter, 2512 mSDsluCounter, 6290 mSDsCounter, 0 mSdLazyCounter, 4421 mSolverCounterSat, 2503 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2898 SdHoareTripleChecker+Valid, 7507 SdHoareTripleChecker+Invalid, 6932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2503 IncrementalHoareTripleChecker+Valid, 4421 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.8s IncrementalHoareTripleChecker+Time [2023-12-20 01:56:34,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2898 Valid, 7507 Invalid, 6932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2503 Valid, 4421 Invalid, 8 Unknown, 0 Unchecked, 36.8s Time] [2023-12-20 01:56:34,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25988 states. [2023-12-20 01:56:36,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25988 to 15530. [2023-12-20 01:56:36,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15530 states, 9594 states have (on average 1.3077965395038567) internal successors, (12547), 10238 states have internal predecessors, (12547), 4860 states have call successors, (4860), 965 states have call predecessors, (4860), 1075 states have return successors, (5622), 4762 states have call predecessors, (5622), 4851 states have call successors, (5622) [2023-12-20 01:56:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15530 states to 15530 states and 23029 transitions. [2023-12-20 01:56:36,866 INFO L78 Accepts]: Start accepts. Automaton has 15530 states and 23029 transitions. Word has length 770 [2023-12-20 01:56:36,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 01:56:36,867 INFO L495 AbstractCegarLoop]: Abstraction has 15530 states and 23029 transitions. [2023-12-20 01:56:36,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 32.4) internal successors, (324), 8 states have internal predecessors, (324), 6 states have call successors, (94), 4 states have call predecessors, (94), 2 states have return successors, (93), 4 states have call predecessors, (93), 5 states have call successors, (93) [2023-12-20 01:56:36,867 INFO L276 IsEmpty]: Start isEmpty. Operand 15530 states and 23029 transitions. [2023-12-20 01:56:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 759 [2023-12-20 01:56:36,999 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 01:56:36,999 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 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] [2023-12-20 01:56:36,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-20 01:56:36,999 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 01:56:37,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 01:56:37,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1177127774, now seen corresponding path program 1 times [2023-12-20 01:56:37,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 01:56:37,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281543319] [2023-12-20 01:56:37,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:56:37,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 01:56:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:56:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 01:56:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 01:56:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 01:56:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 01:56:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 01:56:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 01:56:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 01:56:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 01:56:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 01:56:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 01:56:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 01:56:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 01:56:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 01:56:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 01:56:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 01:56:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 01:56:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 01:56:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 01:56:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 01:56:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 01:56:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 01:56:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 01:56:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 01:56:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 01:56:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 01:56:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 01:56:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 01:56:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 01:56:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 01:56:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 01:56:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 01:56:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:49,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 01:56:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2023-12-20 01:56:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 01:56:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 01:56:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 01:56:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 01:56:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-12-20 01:56:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 01:56:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 01:56:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 01:56:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 01:56:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 01:56:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 01:56:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 01:56:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 01:56:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 01:56:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 01:56:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 01:56:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 01:56:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 01:56:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 01:56:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 01:56:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 01:56:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 01:56:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 01:56:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 01:56:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 01:56:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 01:56:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 01:56:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 01:56:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 01:56:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 01:56:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 01:56:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 01:56:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 01:56:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 01:56:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 01:56:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 01:56:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 01:56:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 01:56:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 01:56:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 01:56:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 01:56:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 01:56:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 01:56:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 01:56:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 01:56:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 01:56:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 01:56:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 01:56:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 01:56:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 01:56:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 01:56:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 01:56:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 01:56:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 01:56:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 01:56:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 01:56:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 01:56:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 96 proven. 159 refuted. 0 times theorem prover too weak. 14367 trivial. 0 not checked. [2023-12-20 01:56:50,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 01:56:50,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281543319] [2023-12-20 01:56:50,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281543319] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 01:56:50,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543079770] [2023-12-20 01:56:50,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 01:56:50,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 01:56:50,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 01:56:50,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 01:56:50,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-20 01:56:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 01:56:51,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 2512 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-20 01:56:51,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 01:56:51,345 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 [2023-12-20 01:56:51,349 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 [2023-12-20 01:56:51,930 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 [2023-12-20 01:56:51,952 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 [2023-12-20 01:56:55,198 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 308 [2023-12-20 01:56:59,080 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 [2023-12-20 01:56:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 6996 proven. 896 refuted. 0 times theorem prover too weak. 6730 trivial. 0 not checked. [2023-12-20 01:56:59,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-20 01:57:00,297 INFO L134 CoverageAnalysis]: Checked inductivity of 14622 backedges. 96 proven. 159 refuted. 0 times theorem prover too weak. 14367 trivial. 0 not checked. [2023-12-20 01:57:00,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543079770] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-20 01:57:00,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-20 01:57:00,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 11, 10] total 38 [2023-12-20 01:57:00,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876906680] [2023-12-20 01:57:00,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-20 01:57:00,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2023-12-20 01:57:00,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 01:57:00,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2023-12-20 01:57:00,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1236, Unknown=0, NotChecked=0, Total=1406 [2023-12-20 01:57:00,302 INFO L87 Difference]: Start difference. First operand 15530 states and 23029 transitions. Second operand has 38 states, 31 states have (on average 26.870967741935484) internal successors, (833), 34 states have internal predecessors, (833), 16 states have call successors, (218), 7 states have call predecessors, (218), 7 states have return successors, (215), 13 states have call predecessors, (215), 16 states have call successors, (215) [2023-12-20 01:57:05,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:09,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:11,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:13,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:14,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:30,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:34,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:38,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:42,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:46,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:50,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:54,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:57:58,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:02,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:06,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:10,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:14,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:18,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:22,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:26,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:30,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:34,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:38,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:42,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:46,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:50,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:54,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 01:58:58,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:00:10,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 02:00:10,834 INFO L93 Difference]: Finished difference Result 67050 states and 104287 transitions. [2023-12-20 02:00:10,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-12-20 02:00:10,835 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 31 states have (on average 26.870967741935484) internal successors, (833), 34 states have internal predecessors, (833), 16 states have call successors, (218), 7 states have call predecessors, (218), 7 states have return successors, (215), 13 states have call predecessors, (215), 16 states have call successors, (215) Word has length 758 [2023-12-20 02:00:10,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 02:00:11,105 INFO L225 Difference]: With dead ends: 67050 [2023-12-20 02:00:11,106 INFO L226 Difference]: Without dead ends: 61823 [2023-12-20 02:00:11,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1844 GetRequests, 1718 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5093 ImplicationChecksByTransitivity, 18.6s TimeCoverageRelationStatistics Valid=2873, Invalid=13383, Unknown=0, NotChecked=0, Total=16256 [2023-12-20 02:00:11,153 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 13531 mSDsluCounter, 8920 mSDsCounter, 0 mSdLazyCounter, 26703 mSolverCounterSat, 17502 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 153.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13531 SdHoareTripleChecker+Valid, 9978 SdHoareTripleChecker+Invalid, 44228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 17502 IncrementalHoareTripleChecker+Valid, 26703 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 158.7s IncrementalHoareTripleChecker+Time [2023-12-20 02:00:11,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13531 Valid, 9978 Invalid, 44228 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [17502 Valid, 26703 Invalid, 23 Unknown, 0 Unchecked, 158.7s Time] [2023-12-20 02:00:11,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61823 states. [2023-12-20 02:00:21,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61823 to 39577. [2023-12-20 02:00:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39577 states, 24718 states have (on average 1.3110688567036168) internal successors, (32407), 26340 states have internal predecessors, (32407), 11319 states have call successors, (11319), 2787 states have call predecessors, (11319), 3539 states have return successors, (16980), 11342 states have call predecessors, (16980), 11310 states have call successors, (16980) [2023-12-20 02:00:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39577 states to 39577 states and 60706 transitions. [2023-12-20 02:00:21,360 INFO L78 Accepts]: Start accepts. Automaton has 39577 states and 60706 transitions. Word has length 758 [2023-12-20 02:00:21,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 02:00:21,360 INFO L495 AbstractCegarLoop]: Abstraction has 39577 states and 60706 transitions. [2023-12-20 02:00:21,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 31 states have (on average 26.870967741935484) internal successors, (833), 34 states have internal predecessors, (833), 16 states have call successors, (218), 7 states have call predecessors, (218), 7 states have return successors, (215), 13 states have call predecessors, (215), 16 states have call successors, (215) [2023-12-20 02:00:21,361 INFO L276 IsEmpty]: Start isEmpty. Operand 39577 states and 60706 transitions. [2023-12-20 02:00:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-12-20 02:00:21,609 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 02:00:21,609 INFO L195 NwaCegarLoop]: trace histogram [85, 85, 85, 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] [2023-12-20 02:00:21,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-20 02:00:21,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-12-20 02:00:21,822 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 02:00:21,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 02:00:21,823 INFO L85 PathProgramCache]: Analyzing trace with hash -384186590, now seen corresponding path program 1 times [2023-12-20 02:00:21,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 02:00:21,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531017575] [2023-12-20 02:00:21,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 02:00:21,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 02:00:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 02:00:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 02:00:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 02:00:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 02:00:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 02:00:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 02:00:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 02:00:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 02:00:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 02:00:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 02:00:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 02:00:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 02:00:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 02:00:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 02:00:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 02:00:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 02:00:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 02:00:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 02:00:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 02:00:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 02:00:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 02:00:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 02:00:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 02:00:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 02:00:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 02:00:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 02:00:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 02:00:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 02:00:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 02:00:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 02:00:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 02:00:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 02:00:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 02:00:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-20 02:00:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-20 02:00:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-20 02:00:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-20 02:00:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-20 02:00:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-20 02:00:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-20 02:00:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-20 02:00:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-20 02:00:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-20 02:00:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-20 02:00:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-20 02:00:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-20 02:00:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-20 02:00:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-20 02:00:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-20 02:00:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-20 02:00:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-20 02:00:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-20 02:00:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-20 02:00:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-20 02:00:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-20 02:00:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-20 02:00:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-20 02:00:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-20 02:00:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-20 02:00:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-20 02:00:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-20 02:00:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-20 02:00:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-20 02:00:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-20 02:00:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-20 02:00:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-20 02:00:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-20 02:00:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-20 02:00:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-20 02:00:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-20 02:00:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-20 02:00:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-20 02:00:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-20 02:00:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-20 02:00:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-20 02:00:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-20 02:00:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-20 02:00:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-20 02:00:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-20 02:00:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-20 02:00:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-20 02:00:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-20 02:00:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-20 02:00:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-20 02:00:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-20 02:00:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-20 02:00:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-20 02:00:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-12-20 02:00:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-12-20 02:00:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2023-12-20 02:00:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2023-12-20 02:00:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-12-20 02:00:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:22,762 INFO L134 CoverageAnalysis]: Checked inductivity of 14378 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14364 trivial. 0 not checked. [2023-12-20 02:00:22,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 02:00:22,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531017575] [2023-12-20 02:00:22,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531017575] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 02:00:22,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 02:00:22,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-20 02:00:22,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530203746] [2023-12-20 02:00:22,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 02:00:22,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-20 02:00:22,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 02:00:22,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-20 02:00:22,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-20 02:00:22,765 INFO L87 Difference]: Start difference. First operand 39577 states and 60706 transitions. Second operand has 6 states, 5 states have (on average 60.8) internal successors, (304), 5 states have internal predecessors, (304), 2 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (92), 1 states have call predecessors, (92), 1 states have call successors, (92) [2023-12-20 02:00:26,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:00:30,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:00:34,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:00:38,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:00:47,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 02:00:47,500 INFO L93 Difference]: Finished difference Result 39585 states and 60712 transitions. [2023-12-20 02:00:47,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-20 02:00:47,501 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 60.8) internal successors, (304), 5 states have internal predecessors, (304), 2 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (92), 1 states have call predecessors, (92), 1 states have call successors, (92) Word has length 759 [2023-12-20 02:00:47,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 02:00:47,633 INFO L225 Difference]: With dead ends: 39585 [2023-12-20 02:00:47,633 INFO L226 Difference]: Without dead ends: 39583 [2023-12-20 02:00:47,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-12-20 02:00:47,650 INFO L413 NwaCegarLoop]: 1754 mSDtfsCounter, 1396 mSDsluCounter, 5794 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 7548 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2023-12-20 02:00:47,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1396 Valid, 7548 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2023-12-20 02:00:47,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39583 states. [2023-12-20 02:00:57,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39583 to 39581. [2023-12-20 02:00:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39581 states, 24721 states have (on average 1.3110311071558594) internal successors, (32410), 26343 states have internal predecessors, (32410), 11319 states have call successors, (11319), 2788 states have call predecessors, (11319), 3540 states have return successors, (16980), 11342 states have call predecessors, (16980), 11310 states have call successors, (16980) [2023-12-20 02:00:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39581 states to 39581 states and 60709 transitions. [2023-12-20 02:00:57,208 INFO L78 Accepts]: Start accepts. Automaton has 39581 states and 60709 transitions. Word has length 759 [2023-12-20 02:00:57,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 02:00:57,208 INFO L495 AbstractCegarLoop]: Abstraction has 39581 states and 60709 transitions. [2023-12-20 02:00:57,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 60.8) internal successors, (304), 5 states have internal predecessors, (304), 2 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (92), 1 states have call predecessors, (92), 1 states have call successors, (92) [2023-12-20 02:00:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 39581 states and 60709 transitions. [2023-12-20 02:00:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2023-12-20 02:00:57,440 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 02:00:57,440 INFO L195 NwaCegarLoop]: trace histogram [86, 86, 86, 4, 3, 3, 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] [2023-12-20 02:00:57,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-20 02:00:57,441 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 02:00:57,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 02:00:57,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1348987732, now seen corresponding path program 1 times [2023-12-20 02:00:57,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 02:00:57,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892549913] [2023-12-20 02:00:57,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 02:00:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 02:00:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 02:00:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 02:00:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 02:00:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-20 02:00:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-20 02:00:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-20 02:00:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-20 02:00:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-20 02:00:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-20 02:00:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-20 02:00:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-20 02:00:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-20 02:00:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-20 02:00:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-20 02:00:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-20 02:00:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-20 02:00:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-20 02:00:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-20 02:00:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-20 02:00:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-20 02:00:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-20 02:00:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-20 02:00:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-20 02:00:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-20 02:00:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-20 02:00:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-20 02:00:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-20 02:00:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-20 02:00:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-20 02:00:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-20 02:00:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-20 02:00:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-20 02:00:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-20 02:00:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-12-20 02:00:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-20 02:00:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-12-20 02:00:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-20 02:00:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 02:00:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2023-12-20 02:00:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-12-20 02:00:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-12-20 02:00:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-12-20 02:00:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-12-20 02:00:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-12-20 02:00:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-12-20 02:00:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-12-20 02:00:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-12-20 02:00:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-12-20 02:00:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-12-20 02:00:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-12-20 02:00:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-12-20 02:00:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-12-20 02:00:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-12-20 02:00:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-12-20 02:00:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-12-20 02:00:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-12-20 02:00:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-12-20 02:00:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-12-20 02:00:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-12-20 02:00:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-12-20 02:00:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-12-20 02:00:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-12-20 02:00:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-12-20 02:00:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-12-20 02:00:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-12-20 02:00:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-12-20 02:00:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-12-20 02:00:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-12-20 02:00:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-12-20 02:00:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-12-20 02:00:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-12-20 02:00:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-12-20 02:00:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-12-20 02:00:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-12-20 02:00:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-12-20 02:00:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-12-20 02:00:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-12-20 02:00:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-12-20 02:00:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-12-20 02:00:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-12-20 02:00:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-12-20 02:00:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-12-20 02:00:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-12-20 02:00:58,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-12-20 02:00:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-12-20 02:00:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-12-20 02:00:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-12-20 02:00:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-12-20 02:00:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-12-20 02:00:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-12-20 02:00:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-12-20 02:00:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-12-20 02:00:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2023-12-20 02:00:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2023-12-20 02:00:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 02:00:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 14640 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14634 trivial. 0 not checked. [2023-12-20 02:00:58,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 02:00:58,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892549913] [2023-12-20 02:00:58,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892549913] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 02:00:58,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 02:00:58,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-20 02:00:58,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117646033] [2023-12-20 02:00:58,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 02:00:58,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-20 02:00:58,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 02:00:58,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-20 02:00:58,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-20 02:00:58,890 INFO L87 Difference]: Start difference. First operand 39581 states and 60709 transitions. Second operand has 11 states, 10 states have (on average 32.5) internal successors, (325), 8 states have internal predecessors, (325), 6 states have call successors, (95), 4 states have call predecessors, (95), 2 states have return successors, (94), 4 states have call predecessors, (94), 5 states have call successors, (94) [2023-12-20 02:01:03,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:07,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:11,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:15,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:19,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:23,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:27,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:31,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-20 02:01:54,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 02:01:54,062 INFO L93 Difference]: Finished difference Result 77773 states and 120789 transitions. [2023-12-20 02:01:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-20 02:01:54,062 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 32.5) internal successors, (325), 8 states have internal predecessors, (325), 6 states have call successors, (95), 4 states have call predecessors, (95), 2 states have return successors, (94), 4 states have call predecessors, (94), 5 states have call successors, (94) Word has length 776 [2023-12-20 02:01:54,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 02:01:54,380 INFO L225 Difference]: With dead ends: 77773 [2023-12-20 02:01:54,381 INFO L226 Difference]: Without dead ends: 77771 [2023-12-20 02:01:54,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2023-12-20 02:01:54,417 INFO L413 NwaCegarLoop]: 1216 mSDtfsCounter, 2691 mSDsluCounter, 5526 mSDsCounter, 0 mSdLazyCounter, 4028 mSolverCounterSat, 2028 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3078 SdHoareTripleChecker+Valid, 6742 SdHoareTripleChecker+Invalid, 6064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2028 IncrementalHoareTripleChecker+Valid, 4028 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.7s IncrementalHoareTripleChecker+Time [2023-12-20 02:01:54,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3078 Valid, 6742 Invalid, 6064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2028 Valid, 4028 Invalid, 8 Unknown, 0 Unchecked, 36.7s Time] [2023-12-20 02:01:54,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77771 states. Received shutdown request... [2023-12-20 02:02:07,390 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-20 02:02:08,593 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-12-20 02:02:08,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 [2023-12-20 02:02:08,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77771 to 56863. [2023-12-20 02:02:08,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56863 states, 35406 states have (on average 1.3041574874315087) internal successors, (46175), 37471 states have internal predecessors, (46175), 16193 states have call successors, (16193), 4109 states have call predecessors, (16193), 5263 states have return successors, (22665), 16261 states have call predecessors, (22665), 16176 states have call successors, (22665) [2023-12-20 02:02:08,883 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 02:02:08,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-20 02:02:08,884 WARN L619 AbstractCegarLoop]: Verification canceled: while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). [2023-12-20 02:02:08,887 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 02:02:08,889 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 02:02:08,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 02:02:08 BoogieIcfgContainer [2023-12-20 02:02:08,890 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 02:02:08,890 INFO L158 Benchmark]: Toolchain (without parser) took 830120.37ms. Allocated memory was 216.0MB in the beginning and 3.3GB in the end (delta: 3.1GB). Free memory was 165.9MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2023-12-20 02:02:08,890 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 216.0MB. Free memory is still 169.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 02:02:08,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.20ms. Allocated memory is still 216.0MB. Free memory was 165.6MB in the beginning and 155.9MB in the end (delta: 9.7MB). Peak memory consumption was 50.6MB. Max. memory is 8.0GB. [2023-12-20 02:02:08,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.88ms. Allocated memory is still 216.0MB. Free memory was 155.9MB in the beginning and 120.8MB in the end (delta: 35.1MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2023-12-20 02:02:08,890 INFO L158 Benchmark]: Boogie Preprocessor took 292.93ms. Allocated memory was 216.0MB in the beginning and 263.2MB in the end (delta: 47.2MB). Free memory was 120.8MB in the beginning and 199.5MB in the end (delta: -78.8MB). Peak memory consumption was 38.7MB. Max. memory is 8.0GB. [2023-12-20 02:02:08,890 INFO L158 Benchmark]: RCFGBuilder took 6991.87ms. Allocated memory was 263.2MB in the beginning and 396.4MB in the end (delta: 133.2MB). Free memory was 199.5MB in the beginning and 240.8MB in the end (delta: -41.2MB). Peak memory consumption was 97.2MB. Max. memory is 8.0GB. [2023-12-20 02:02:08,891 INFO L158 Benchmark]: TraceAbstraction took 822012.86ms. Allocated memory was 396.4MB in the beginning and 3.3GB in the end (delta: 2.9GB). Free memory was 240.3MB in the beginning and 2.0GB in the end (delta: -1.7GB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. [2023-12-20 02:02:08,891 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 216.0MB. Free memory is still 169.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 638.20ms. Allocated memory is still 216.0MB. Free memory was 165.6MB in the beginning and 155.9MB in the end (delta: 9.7MB). Peak memory consumption was 50.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 178.88ms. Allocated memory is still 216.0MB. Free memory was 155.9MB in the beginning and 120.8MB in the end (delta: 35.1MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 292.93ms. Allocated memory was 216.0MB in the beginning and 263.2MB in the end (delta: 47.2MB). Free memory was 120.8MB in the beginning and 199.5MB in the end (delta: -78.8MB). Peak memory consumption was 38.7MB. Max. memory is 8.0GB. * RCFGBuilder took 6991.87ms. Allocated memory was 263.2MB in the beginning and 396.4MB in the end (delta: 133.2MB). Free memory was 199.5MB in the beginning and 240.8MB in the end (delta: -41.2MB). Peak memory consumption was 97.2MB. Max. memory is 8.0GB. * TraceAbstraction took 822012.86ms. Allocated memory was 396.4MB in the beginning and 3.3GB in the end (delta: 2.9GB). Free memory was 240.3MB in the beginning and 2.0GB in the end (delta: -1.7GB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 47]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [47] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 48]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 48). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 1170 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 822.0s, OverallIterations: 20, TraceHistogramMax: 86, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.3s, AutomataDifference: 725.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 132 mSolverCounterUnknown, 51783 SdHoareTripleChecker+Valid, 648.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48223 mSDsluCounter, 146273 SdHoareTripleChecker+Invalid, 635.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 115289 mSDsCounter, 35530 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76516 IncrementalHoareTripleChecker+Invalid, 112178 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35530 mSolverCounterUnsat, 30984 mSDtfsCounter, 76516 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5655 GetRequests, 5268 SyntacticMatches, 0 SemanticMatches, 387 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5891 ImplicationChecksByTransitivity, 23.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39581occurred in iteration=19, InterpolantAutomatonStates: 329, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 47.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 56295 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 10.7s SatisfiabilityAnalysisTime, 32.5s InterpolantComputationTime, 15774 NumberOfCodeBlocks, 15774 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 16510 ConstructedInterpolants, 0 QuantifiedInterpolants, 176642 SizeOfPredicates, 12 NumberOfNonLiveVariables, 2512 ConjunctsInSsa, 93 ConjunctsInUnsatCore, 22 InterpolantComputations, 19 PerfectInterpolantSequences, 317712/318926 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown