/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 false -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 [2023-12-16 06:11:02,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 06:11:02,729 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-16 06:11:02,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 06:11:02,733 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 06:11:02,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 06:11:02,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 06:11:02,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 06:11:02,754 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 06:11:02,754 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 06:11:02,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 06:11:02,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 06:11:02,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 06:11:02,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 06:11:02,756 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 06:11:02,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 06:11:02,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 06:11:02,757 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 06:11:02,757 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 06:11:02,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 06:11:02,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 06:11:02,758 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 06:11:02,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 06:11:02,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 06:11:02,758 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 06:11:02,759 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 06:11:02,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 06:11:02,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 06:11:02,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 06:11:02,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 06:11:02,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 06:11:02,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 06:11:02,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 06:11:02,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 06:11:02,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 06:11:02,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 06:11:02,761 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 06:11:02,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 06:11:02,761 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 06:11:02,761 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 06:11:02,762 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 06:11:02,762 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 06:11:02,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 06:11:02,762 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 06:11:02,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 06:11:02,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 06:11:03,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 06:11:03,001 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 06:11:03,001 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 06:11:03,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c [2023-12-16 06:11:04,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 06:11:04,554 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 06:11:04,555 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-2.c [2023-12-16 06:11:04,583 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c95190b1f/5a5ce8fc514b4063aa82f6cad93bc73b/FLAG88d4c58e0 [2023-12-16 06:11:04,601 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c95190b1f/5a5ce8fc514b4063aa82f6cad93bc73b [2023-12-16 06:11:04,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 06:11:04,605 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 06:11:04,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 06:11:04,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 06:11:04,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 06:11:04,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 06:11:04" (1/1) ... [2023-12-16 06:11:04,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b14d0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:04, skipping insertion in model container [2023-12-16 06:11:04,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 06:11:04" (1/1) ... [2023-12-16 06:11:04,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 06:11:04,828 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] [2023-12-16 06:11:05,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 06:11:05,184 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 06:11:05,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [47] [2023-12-16 06:11:05,197 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] [2023-12-16 06:11:05,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 06:11:05,429 INFO L206 MainTranslator]: Completed translation [2023-12-16 06:11:05,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05 WrapperNode [2023-12-16 06:11:05,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 06:11:05,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 06:11:05,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 06:11:05,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 06:11:05,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,655 INFO L138 Inliner]: procedures = 58, calls = 1758, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 3945 [2023-12-16 06:11:05,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 06:11:05,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 06:11:05,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 06:11:05,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 06:11:05,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,687 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,754 INFO L175 MemorySlicer]: Split 1288 memory accesses to 20 slices as follows [2, 2, 49, 8, 4, 5, 3, 241, 282, 156, 113, 79, 57, 56, 79, 56, 79, 8, 2, 7]. 22 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [2, 0, 24, 0, 0, 2, 1, 0, 0, 2, 2, 1, 1, 0, 0, 0, 0, 0, 0, 2]. The 184 writes are split as follows [0, 1, 1, 4, 0, 1, 1, 25, 25, 2, 2, 1, 1, 29, 27, 29, 27, 4, 1, 3]. [2023-12-16 06:11:05,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 06:11:05,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 06:11:05,936 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 06:11:05,936 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 06:11:05,937 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (1/1) ... [2023-12-16 06:11:05,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 06:11:05,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 06:11:05,970 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) [2023-12-16 06:11:05,989 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 [2023-12-16 06:11:06,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 06:11:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-12-16 06:11:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-12-16 06:11:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-12-16 06:11:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-12-16 06:11:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-16 06:11:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-12-16 06:11:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-12-16 06:11:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-12-16 06:11:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-12-16 06:11:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-12-16 06:11:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-12-16 06:11:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-12-16 06:11:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-12-16 06:11:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-12-16 06:11:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-12-16 06:11:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-12-16 06:11:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-12-16 06:11:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-12-16 06:11:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-12-16 06:11:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-16 06:11:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-16 06:11:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2023-12-16 06:11:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-12-16 06:11:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-12-16 06:11:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-12-16 06:11:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-12-16 06:11:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-12-16 06:11:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-12-16 06:11:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-12-16 06:11:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-12-16 06:11:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-12-16 06:11:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-12-16 06:11:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-12-16 06:11:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-12-16 06:11:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-12-16 06:11:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-16 06:11:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-16 06:11:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 06:11:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-16 06:11:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-12-16 06:11:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-12-16 06:11:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-12-16 06:11:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-12-16 06:11:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-12-16 06:11:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-12-16 06:11:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-12-16 06:11:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-12-16 06:11:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-12-16 06:11:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-12-16 06:11:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 06:11:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 06:11:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-12-16 06:11:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-12-16 06:11:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-12-16 06:11:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-12-16 06:11:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-12-16 06:11:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-12-16 06:11:06,507 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 06:11:06,509 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 06:11:13,556 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 06:11:13,656 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 06:11:13,656 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 06:11:13,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 06:11:13 BoogieIcfgContainer [2023-12-16 06:11:13,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 06:11:13,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 06:11:13,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 06:11:13,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 06:11:13,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 06:11:04" (1/3) ... [2023-12-16 06:11:13,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@725b0318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 06:11:13, skipping insertion in model container [2023-12-16 06:11:13,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:11:05" (2/3) ... [2023-12-16 06:11:13,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@725b0318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 06:11:13, skipping insertion in model container [2023-12-16 06:11:13,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 06:11:13" (3/3) ... [2023-12-16 06:11:13,667 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.2.M1-2.c [2023-12-16 06:11:13,683 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 06:11:13,683 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 06:11:13,765 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 06:11:13,771 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;@1217dc92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 06:11:13,772 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 06:11:13,785 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) [2023-12-16 06:11:13,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2023-12-16 06:11:13,863 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 06:11:13,864 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] [2023-12-16 06:11:13,865 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 06:11:13,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 06:11:13,872 INFO L85 PathProgramCache]: Analyzing trace with hash 233604954, now seen corresponding path program 1 times [2023-12-16 06:11:13,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 06:11:13,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7748496] [2023-12-16 06:11:13,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 06:11:13,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 06:11:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-16 06:11:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-16 06:11:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-16 06:11:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-16 06:11:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-16 06:11:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-16 06:11:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-16 06:11:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-16 06:11:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-16 06:11:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-16 06:11:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-16 06:11:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-16 06:11:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-16 06:11:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-16 06:11:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-16 06:11:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-16 06:11:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:14,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-16 06:11:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-16 06:11:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-16 06:11:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-16 06:11:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-16 06:11:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-16 06:11:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-16 06:11:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-16 06:11:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-16 06:11:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-16 06:11:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-16 06:11:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-16 06:11:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-16 06:11:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-16 06:11:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-16 06:11:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-16 06:11:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-16 06:11:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-16 06:11:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-16 06:11:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-16 06:11:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-16 06:11:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-16 06:11:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-16 06:11:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-16 06:11:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-16 06:11:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-16 06:11:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-16 06:11:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-16 06:11:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-16 06:11:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-16 06:11:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-16 06:11:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-16 06:11:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-16 06:11:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-16 06:11:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-16 06:11:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-16 06:11:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-16 06:11:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-16 06:11:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-16 06:11:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-16 06:11:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-16 06:11:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-16 06:11:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-16 06:11:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-16 06:11:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-16 06:11:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-16 06:11:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-16 06:11:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-16 06:11:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-16 06:11:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-16 06:11:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-16 06:11:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-16 06:11:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-16 06:11:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-16 06:11:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-16 06:11:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-16 06:11:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-16 06:11:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-16 06:11:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-16 06:11:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-16 06:11:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-16 06:11:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-16 06:11:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-16 06:11:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-16 06:11:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-16 06:11:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-16 06:11:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-16 06:11:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-16 06:11:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-16 06:11:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-16 06:11:15,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 06:11:15,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7748496] [2023-12-16 06:11:15,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7748496] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 06:11:15,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 06:11:15,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 06:11:15,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724500085] [2023-12-16 06:11:15,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 06:11:15,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-16 06:11:15,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 06:11:15,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-16 06:11:15,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 06:11:15,490 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) [2023-12-16 06:11:19,616 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 [] [2023-12-16 06:11:19,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 06:11:19,702 INFO L93 Difference]: Finished difference Result 2338 states and 3976 transitions. [2023-12-16 06:11:19,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-16 06:11:19,705 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 [2023-12-16 06:11:19,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 06:11:19,722 INFO L225 Difference]: With dead ends: 2338 [2023-12-16 06:11:19,723 INFO L226 Difference]: Without dead ends: 1166 [2023-12-16 06:11:19,734 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 [2023-12-16 06:11:19,737 INFO L413 NwaCegarLoop]: 1759 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.1s IncrementalHoareTripleChecker+Time [2023-12-16 06:11:19,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1759 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-12-16 06:11:19,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1166 states. [2023-12-16 06:11:19,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1166 to 1166. [2023-12-16 06:11:19,933 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) [2023-12-16 06:11:19,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1780 transitions. [2023-12-16 06:11:19,942 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1780 transitions. Word has length 717 [2023-12-16 06:11:19,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 06:11:19,943 INFO L495 AbstractCegarLoop]: Abstraction has 1166 states and 1780 transitions. [2023-12-16 06:11:19,943 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) [2023-12-16 06:11:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1780 transitions. [2023-12-16 06:11:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2023-12-16 06:11:19,965 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 06:11:19,965 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] [2023-12-16 06:11:19,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 06:11:19,966 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 06:11:19,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 06:11:19,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1315016688, now seen corresponding path program 1 times [2023-12-16 06:11:19,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 06:11:19,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414443818] [2023-12-16 06:11:19,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 06:11:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 06:11:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-16 06:11:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-16 06:11:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-16 06:11:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-16 06:11:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-16 06:11:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-16 06:11:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-16 06:11:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-16 06:11:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-16 06:11:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-16 06:11:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-16 06:11:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-16 06:11:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-16 06:11:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-16 06:11:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-16 06:11:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-16 06:11:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-16 06:11:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-16 06:11:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-16 06:11:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-16 06:11:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-16 06:11:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-16 06:11:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:21,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-16 06:11:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-16 06:11:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-16 06:11:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-16 06:11:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-16 06:11:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-16 06:11:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-16 06:11:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-16 06:11:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-16 06:11:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-16 06:11:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-16 06:11:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-16 06:11:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-16 06:11:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-16 06:11:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-16 06:11:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-16 06:11:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-16 06:11:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-16 06:11:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-16 06:11:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-16 06:11:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-16 06:11:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-16 06:11:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-16 06:11:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-16 06:11:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-16 06:11:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-16 06:11:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-16 06:11:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-16 06:11:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-16 06:11:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-16 06:11:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-16 06:11:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-16 06:11:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-16 06:11:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-16 06:11:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-16 06:11:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-16 06:11:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-16 06:11:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-16 06:11:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-16 06:11:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-16 06:11:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-16 06:11:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-16 06:11:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-16 06:11:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-16 06:11:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-16 06:11:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-16 06:11:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-16 06:11:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-16 06:11:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-16 06:11:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-16 06:11:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-16 06:11:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-16 06:11:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-16 06:11:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-16 06:11:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-16 06:11:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-16 06:11:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-16 06:11:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-16 06:11:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-16 06:11:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-16 06:11:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-16 06:11:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-16 06:11:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-16 06:11:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:22,467 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-16 06:11:22,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 06:11:22,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414443818] [2023-12-16 06:11:22,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414443818] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 06:11:22,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 06:11:22,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-16 06:11:22,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817959934] [2023-12-16 06:11:22,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 06:11:22,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-16 06:11:22,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 06:11:22,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-16 06:11:22,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-16 06:11:22,476 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) [2023-12-16 06:11:26,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:30,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:34,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:38,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:39,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 06:11:39,015 INFO L93 Difference]: Finished difference Result 1579 states and 2415 transitions. [2023-12-16 06:11:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-16 06:11:39,015 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 [2023-12-16 06:11:39,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 06:11:39,033 INFO L225 Difference]: With dead ends: 1579 [2023-12-16 06:11:39,033 INFO L226 Difference]: Without dead ends: 1577 [2023-12-16 06:11:39,037 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 [2023-12-16 06:11:39,038 INFO L413 NwaCegarLoop]: 1754 mSDtfsCounter, 1413 mSDsluCounter, 5778 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s 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, 16.4s IncrementalHoareTripleChecker+Time [2023-12-16 06:11:39,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1413 Valid, 7532 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2023-12-16 06:11:39,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2023-12-16 06:11:39,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 1575. [2023-12-16 06:11:39,275 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) [2023-12-16 06:11:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1575 states and 2412 transitions. [2023-12-16 06:11:39,285 INFO L78 Accepts]: Start accepts. Automaton has 1575 states and 2412 transitions. Word has length 717 [2023-12-16 06:11:39,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 06:11:39,288 INFO L495 AbstractCegarLoop]: Abstraction has 1575 states and 2412 transitions. [2023-12-16 06:11:39,288 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) [2023-12-16 06:11:39,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2412 transitions. [2023-12-16 06:11:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2023-12-16 06:11:39,315 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 06:11:39,315 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] [2023-12-16 06:11:39,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-16 06:11:39,316 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 06:11:39,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 06:11:39,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1328508212, now seen corresponding path program 1 times [2023-12-16 06:11:39,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 06:11:39,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863602857] [2023-12-16 06:11:39,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 06:11:39,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 06:11:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-16 06:11:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-16 06:11:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-16 06:11:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-16 06:11:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-16 06:11:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-16 06:11:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-16 06:11:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-16 06:11:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-16 06:11:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-16 06:11:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-16 06:11:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-16 06:11:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-16 06:11:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-16 06:11:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-16 06:11:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-16 06:11:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-16 06:11:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-16 06:11:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-16 06:11:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-16 06:11:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-16 06:11:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-16 06:11:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-16 06:11:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-16 06:11:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-16 06:11:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-16 06:11:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-16 06:11:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-16 06:11:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-16 06:11:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-16 06:11:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-16 06:11:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-16 06:11:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-16 06:11:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-16 06:11:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-16 06:11:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-16 06:11:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-16 06:11:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-16 06:11:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-16 06:11:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-16 06:11:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-16 06:11:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-16 06:11:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-16 06:11:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-16 06:11:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-16 06:11:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-16 06:11:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-16 06:11:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-16 06:11:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-16 06:11:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-16 06:11:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-16 06:11:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-16 06:11:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-16 06:11:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-16 06:11:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-16 06:11:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-16 06:11:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-16 06:11:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-16 06:11:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-16 06:11:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-16 06:11:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-16 06:11:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-16 06:11:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-16 06:11:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-16 06:11:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-16 06:11:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-16 06:11:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-16 06:11:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-16 06:11:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-16 06:11:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-16 06:11:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-16 06:11:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-16 06:11:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-16 06:11:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-16 06:11:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-16 06:11:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-16 06:11:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-16 06:11:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-16 06:11:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-16 06:11:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-16 06:11:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-16 06:11:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-16 06:11:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-16 06:11:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-16 06:11:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-16 06:11:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-16 06:11:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14282 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-16 06:11:40,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 06:11:40,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863602857] [2023-12-16 06:11:40,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863602857] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 06:11:40,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 06:11:40,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-16 06:11:40,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456976928] [2023-12-16 06:11:40,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 06:11:41,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-16 06:11:41,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 06:11:41,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-16 06:11:41,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-16 06:11:41,002 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) [2023-12-16 06:11:45,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:49,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:53,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:57,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:11:57,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 06:11:57,481 INFO L93 Difference]: Finished difference Result 1583 states and 2418 transitions. [2023-12-16 06:11:57,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-16 06:11:57,482 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 [2023-12-16 06:11:57,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 06:11:57,496 INFO L225 Difference]: With dead ends: 1583 [2023-12-16 06:11:57,496 INFO L226 Difference]: Without dead ends: 1581 [2023-12-16 06:11:57,497 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 [2023-12-16 06:11:57,501 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 [2023-12-16 06:11:57,502 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] [2023-12-16 06:11:57,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2023-12-16 06:11:57,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1579. [2023-12-16 06:11:57,717 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) [2023-12-16 06:11:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 2415 transitions. [2023-12-16 06:11:57,728 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 2415 transitions. Word has length 723 [2023-12-16 06:11:57,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 06:11:57,729 INFO L495 AbstractCegarLoop]: Abstraction has 1579 states and 2415 transitions. [2023-12-16 06:11:57,729 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) [2023-12-16 06:11:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2415 transitions. [2023-12-16 06:11:57,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2023-12-16 06:11:57,747 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 06:11:57,747 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] [2023-12-16 06:11:57,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-16 06:11:57,747 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 06:11:57,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 06:11:57,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1810755466, now seen corresponding path program 1 times [2023-12-16 06:11:57,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 06:11:57,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730391048] [2023-12-16 06:11:57,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 06:11:57,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 06:11:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-16 06:11:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-16 06:11:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-16 06:11:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-16 06:11:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-16 06:11:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-12-16 06:11:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-16 06:11:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-12-16 06:11:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-16 06:11:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-16 06:11:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-16 06:11:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-16 06:11:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-16 06:11:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-12-16 06:11:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-12-16 06:11:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-12-16 06:11:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-12-16 06:11:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-12-16 06:11:58,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-16 06:11:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-12-16 06:11:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-12-16 06:11:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-12-16 06:11:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-12-16 06:11:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-12-16 06:11:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-12-16 06:11:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-12-16 06:11:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-12-16 06:11:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-12-16 06:11:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-16 06:11:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-12-16 06:11:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-12-16 06:11:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-12-16 06:11:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-12-16 06:11:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-12-16 06:11:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-12-16 06:11:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:58,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2023-12-16 06:11:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-12-16 06:11:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-12-16 06:11:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-12-16 06:11:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-12-16 06:11:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-12-16 06:11:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-12-16 06:11:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-12-16 06:11:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2023-12-16 06:11:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2023-12-16 06:11:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-12-16 06:11:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-12-16 06:11:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2023-12-16 06:11:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-12-16 06:11:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-12-16 06:11:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-12-16 06:11:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-12-16 06:11:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-12-16 06:11:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-12-16 06:11:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2023-12-16 06:11:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2023-12-16 06:11:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2023-12-16 06:11:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-12-16 06:11:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2023-12-16 06:11:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2023-12-16 06:11:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-12-16 06:11:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-12-16 06:11:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2023-12-16 06:11:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2023-12-16 06:11:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2023-12-16 06:11:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2023-12-16 06:11:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2023-12-16 06:11:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-12-16 06:11:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2023-12-16 06:11:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-12-16 06:11:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2023-12-16 06:11:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-12-16 06:11:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2023-12-16 06:11:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2023-12-16 06:11:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-12-16 06:11:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-12-16 06:11:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-12-16 06:11:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-12-16 06:11:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-12-16 06:11:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2023-12-16 06:11:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2023-12-16 06:11:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-12-16 06:11:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2023-12-16 06:11:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2023-12-16 06:11:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2023-12-16 06:11:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-12-16 06:11:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2023-12-16 06:11:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 06:11:59,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14284 trivial. 0 not checked. [2023-12-16 06:11:59,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 06:11:59,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730391048] [2023-12-16 06:11:59,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730391048] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 06:11:59,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 06:11:59,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-16 06:11:59,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032222634] [2023-12-16 06:11:59,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 06:11:59,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-16 06:11:59,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 06:11:59,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-16 06:11:59,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-16 06:11:59,330 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) [2023-12-16 06:12:03,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-16 06:12:07,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Received shutdown request... [2023-12-16 06:12:10,993 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 [2023-12-16 06:12:11,402 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 [] [2023-12-16 06:12:12,194 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 [2023-12-16 06:12:12,202 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 [2023-12-16 06:12:12,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-16 06:12:12,203 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 342 mSDsluCounter, 1665 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 2220 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2023-12-16 06:12:12,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 2220 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 3 Unknown, 0 Unchecked, 12.0s Time] [2023-12-16 06:12:12,205 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 06:12:12,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-16 06:12:12,205 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2023-12-16 06:12:12,210 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-12-16 06:12:12,212 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 06:12:12,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 06:12:12 BoogieIcfgContainer [2023-12-16 06:12:12,214 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 06:12:12,214 INFO L158 Benchmark]: Toolchain (without parser) took 67609.24ms. Allocated memory was 278.9MB in the beginning and 539.0MB in the end (delta: 260.0MB). Free memory was 219.1MB in the beginning and 417.1MB in the end (delta: -198.0MB). Peak memory consumption was 62.8MB. Max. memory is 8.0GB. [2023-12-16 06:12:12,215 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 06:12:12,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.45ms. Allocated memory is still 278.9MB. Free memory was 219.1MB in the beginning and 216.1MB in the end (delta: 3.0MB). Peak memory consumption was 49.2MB. Max. memory is 8.0GB. [2023-12-16 06:12:12,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 225.07ms. Allocated memory is still 278.9MB. Free memory was 216.1MB in the beginning and 181.6MB in the end (delta: 34.5MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2023-12-16 06:12:12,217 INFO L158 Benchmark]: Boogie Preprocessor took 278.36ms. Allocated memory is still 278.9MB. Free memory was 181.6MB in the beginning and 154.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-12-16 06:12:12,217 INFO L158 Benchmark]: RCFGBuilder took 7720.91ms. Allocated memory was 278.9MB in the beginning and 421.5MB in the end (delta: 142.6MB). Free memory was 154.3MB in the beginning and 252.5MB in the end (delta: -98.2MB). Peak memory consumption was 50.7MB. Max. memory is 8.0GB. [2023-12-16 06:12:12,217 INFO L158 Benchmark]: TraceAbstraction took 58555.46ms. Allocated memory was 421.5MB in the beginning and 539.0MB in the end (delta: 117.4MB). Free memory was 252.0MB in the beginning and 417.1MB in the end (delta: -165.1MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 06:12:12,219 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 823.45ms. Allocated memory is still 278.9MB. Free memory was 219.1MB in the beginning and 216.1MB in the end (delta: 3.0MB). Peak memory consumption was 49.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 225.07ms. Allocated memory is still 278.9MB. Free memory was 216.1MB in the beginning and 181.6MB in the end (delta: 34.5MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 278.36ms. Allocated memory is still 278.9MB. Free memory was 181.6MB in the beginning and 154.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * RCFGBuilder took 7720.91ms. Allocated memory was 278.9MB in the beginning and 421.5MB in the end (delta: 142.6MB). Free memory was 154.3MB in the beginning and 252.5MB in the end (delta: -98.2MB). Peak memory consumption was 50.7MB. Max. memory is 8.0GB. * TraceAbstraction took 58555.46ms. Allocated memory was 421.5MB in the beginning and 539.0MB in the end (delta: 117.4MB). Free memory was 252.0MB in the beginning and 417.1MB in the end (delta: -165.1MB). There was no memory consumed. 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 executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 1170 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 58.5s, OverallIterations: 4, TraceHistogramMax: 85, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 50.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 3163 SdHoareTripleChecker+Valid, 48.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3163 mSDsluCounter, 19049 SdHoareTripleChecker+Invalid, 48.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13224 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 603 IncrementalHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 5825 mSDtfsCounter, 603 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 794 GetRequests, 776 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1579occurred in iteration=3, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 2886 NumberOfCodeBlocks, 2886 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2882 ConstructedInterpolants, 0 QuantifiedInterpolants, 11876 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 57130/57130 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