/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/neural-networks/poly_16_16_thresh_3_unsafe.c-amalgamation.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-03 15:00:37,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-03 15:00:37,949 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-03 15:00:37,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-03 15:00:37,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-03 15:00:37,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-03 15:00:37,967 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-03 15:00:37,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-03 15:00:37,967 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-03 15:00:37,968 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-03 15:00:37,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-03 15:00:37,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-03 15:00:37,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-03 15:00:37,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-03 15:00:37,969 INFO L153 SettingsManager]: * Use SBE=true [2024-11-03 15:00:37,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-03 15:00:37,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-03 15:00:37,970 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-03 15:00:37,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-03 15:00:37,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-03 15:00:37,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-03 15:00:37,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-03 15:00:37,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-03 15:00:37,977 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-03 15:00:37,977 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-03 15:00:37,977 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-03 15:00:37,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-03 15:00:37,977 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-03 15:00:37,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-03 15:00:37,978 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-03 15:00:37,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-03 15:00:37,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-03 15:00:37,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-03 15:00:37,981 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-03 15:00:37,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 15:00:37,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-03 15:00:37,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-03 15:00:37,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-03 15:00:37,981 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-03 15:00:37,982 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-03 15:00:37,982 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-03 15:00:37,982 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-03 15:00:37,983 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-03 15:00:37,983 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-03 15:00:37,983 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-03 15:00:38,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-03 15:00:38,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-03 15:00:38,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-03 15:00:38,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-03 15:00:38,159 INFO L274 PluginConnector]: CDTParser initialized [2024-11-03 15:00:38,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/neural-networks/poly_16_16_thresh_3_unsafe.c-amalgamation.i [2024-11-03 15:00:39,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-03 15:00:39,675 INFO L384 CDTParser]: Found 1 translation units. [2024-11-03 15:00:39,676 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/neural-networks/poly_16_16_thresh_3_unsafe.c-amalgamation.i [2024-11-03 15:00:39,700 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f09682d/6588a6f2de2e441cacc73515e216cc45/FLAG4d1e32ae8 [2024-11-03 15:00:39,969 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f09682d/6588a6f2de2e441cacc73515e216cc45 [2024-11-03 15:00:39,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-03 15:00:39,971 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-03 15:00:39,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-03 15:00:39,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-03 15:00:39,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-03 15:00:39,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:00:39" (1/1) ... [2024-11-03 15:00:39,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73bdb7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:39, skipping insertion in model container [2024-11-03 15:00:39,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:00:39" (1/1) ... [2024-11-03 15:00:40,035 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-03 15:00:40,601 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/neural-networks/poly_16_16_thresh_3_unsafe.c-amalgamation.i[71451,71464] [2024-11-03 15:00:40,788 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-03 15:00:40,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 15:00:40,804 INFO L200 MainTranslator]: Completed pre-run [2024-11-03 15:00:40,847 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/neural-networks/poly_16_16_thresh_3_unsafe.c-amalgamation.i[71451,71464] [2024-11-03 15:00:40,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 15:00:41,171 INFO L204 MainTranslator]: Completed translation [2024-11-03 15:00:41,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41 WrapperNode [2024-11-03 15:00:41,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-03 15:00:41,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-03 15:00:41,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-03 15:00:41,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-03 15:00:41,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,287 INFO L138 Inliner]: procedures = 779, calls = 1057, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1658 [2024-11-03 15:00:41,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-03 15:00:41,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-03 15:00:41,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-03 15:00:41,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-03 15:00:41,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,314 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,370 INFO L175 MemorySlicer]: Split 889 memory accesses to 16 slices as follows [2, 4, 7, 2, 365, 4, 3, 333, 2, 37, 28, 6, 4, 86, 4, 2]. 41 percent of accesses are in the largest equivalence class. The 449 initializations are split as follows [2, 1, 7, 2, 34, 0, 0, 321, 0, 1, 24, 0, 0, 56, 1, 0]. The 358 writes are split as follows [0, 0, 0, 0, 309, 2, 2, 4, 1, 34, 0, 3, 2, 0, 0, 1]. [2024-11-03 15:00:41,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,425 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-03 15:00:41,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-03 15:00:41,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-03 15:00:41,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-03 15:00:41,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (1/1) ... [2024-11-03 15:00:41,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 15:00:41,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-03 15:00:41,515 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) [2024-11-03 15:00:41,523 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 [2024-11-03 15:00:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-03 15:00:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-03 15:00:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-03 15:00:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-03 15:00:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-03 15:00:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2024-11-03 15:00:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-03 15:00:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-03 15:00:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-03 15:00:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-03 15:00:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-03 15:00:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-03 15:00:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-03 15:00:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-03 15:00:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-03 15:00:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-03 15:00:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-03 15:00:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-03 15:00:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-03 15:00:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-03 15:00:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-03 15:00:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-03 15:00:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-03 15:00:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-03 15:00:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-03 15:00:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-03 15:00:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-03 15:00:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-03 15:00:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-03 15:00:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-03 15:00:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-03 15:00:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-03 15:00:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-03 15:00:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-03 15:00:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-03 15:00:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-03 15:00:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-03 15:00:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-03 15:00:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-03 15:00:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-03 15:00:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-03 15:00:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-03 15:00:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-03 15:00:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-03 15:00:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-03 15:00:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-03 15:00:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-03 15:00:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-03 15:00:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-03 15:00:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-03 15:00:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-03 15:00:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-03 15:00:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-03 15:00:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-03 15:00:41,813 INFO L238 CfgBuilder]: Building ICFG [2024-11-03 15:00:41,814 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-03 15:01:05,063 INFO L? ?]: Removed 286 outVars from TransFormulas that were not future-live. [2024-11-03 15:01:05,064 INFO L287 CfgBuilder]: Performing block encoding [2024-11-03 15:01:05,076 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-03 15:01:05,076 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-03 15:01:05,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:01:05 BoogieIcfgContainer [2024-11-03 15:01:05,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-03 15:01:05,082 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-03 15:01:05,082 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-03 15:01:05,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-03 15:01:05,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:00:39" (1/3) ... [2024-11-03 15:01:05,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee9a239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:01:05, skipping insertion in model container [2024-11-03 15:01:05,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:00:41" (2/3) ... [2024-11-03 15:01:05,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee9a239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:01:05, skipping insertion in model container [2024-11-03 15:01:05,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:01:05" (3/3) ... [2024-11-03 15:01:05,086 INFO L112 eAbstractionObserver]: Analyzing ICFG poly_16_16_thresh_3_unsafe.c-amalgamation.i [2024-11-03 15:01:05,096 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-03 15:01:05,096 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-03 15:01:05,158 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-03 15:01:05,162 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@199bed77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-03 15:01:05,162 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-03 15:01:05,165 INFO L276 IsEmpty]: Start isEmpty. Operand has 218 states, 200 states have (on average 1.555) internal successors, (311), 201 states have internal predecessors, (311), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-03 15:01:05,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-03 15:01:05,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 15:01:05,177 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 15:01:05,177 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 15:01:05,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 15:01:05,180 INFO L85 PathProgramCache]: Analyzing trace with hash 697002757, now seen corresponding path program 1 times [2024-11-03 15:01:05,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 15:01:05,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [81691200] [2024-11-03 15:01:05,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 15:01:05,187 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-03 15:01:05,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:05,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-03 15:01:05,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-03 15:01:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 15:01:18,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 4758 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-03 15:01:18,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 15:01:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-03 15:01:19,001 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 15:01:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-03 15:01:19,419 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 15:01:19,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [81691200] [2024-11-03 15:01:19,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [81691200] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-03 15:01:19,420 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-03 15:01:19,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-03 15:01:19,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256744164] [2024-11-03 15:01:19,424 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-03 15:01:19,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-03 15:01:19,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 15:01:19,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-03 15:01:19,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-03 15:01:19,450 INFO L87 Difference]: Start difference. First operand has 218 states, 200 states have (on average 1.555) internal successors, (311), 201 states have internal predecessors, (311), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-03 15:01:19,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 15:01:19,481 INFO L93 Difference]: Finished difference Result 433 states and 671 transitions. [2024-11-03 15:01:19,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-03 15:01:19,482 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 83 [2024-11-03 15:01:19,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 15:01:19,489 INFO L225 Difference]: With dead ends: 433 [2024-11-03 15:01:19,489 INFO L226 Difference]: Without dead ends: 214 [2024-11-03 15:01:19,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-03 15:01:19,496 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-03 15:01:19,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-03 15:01:19,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2024-11-03 15:01:19,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2024-11-03 15:01:19,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 197 states have (on average 1.3248730964467006) internal successors, (261), 197 states have internal predecessors, (261), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-03 15:01:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 283 transitions. [2024-11-03 15:01:19,548 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 283 transitions. Word has length 83 [2024-11-03 15:01:19,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 15:01:19,548 INFO L471 AbstractCegarLoop]: Abstraction has 214 states and 283 transitions. [2024-11-03 15:01:19,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-03 15:01:19,548 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 283 transitions. [2024-11-03 15:01:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-03 15:01:19,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 15:01:19,553 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 15:01:19,570 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-03 15:01:19,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:19,754 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 15:01:19,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 15:01:19,755 INFO L85 PathProgramCache]: Analyzing trace with hash -360835321, now seen corresponding path program 1 times [2024-11-03 15:01:19,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 15:01:19,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1191541940] [2024-11-03 15:01:19,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 15:01:19,755 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-03 15:01:19,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:19,756 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-03 15:01:19,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-03 15:01:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 15:01:33,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 4759 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-03 15:01:33,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 15:01:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-03 15:01:34,251 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 15:01:35,755 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-03 15:01:35,755 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 15:01:35,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1191541940] [2024-11-03 15:01:35,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1191541940] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-03 15:01:35,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-03 15:01:35,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2024-11-03 15:01:35,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901933380] [2024-11-03 15:01:35,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-03 15:01:35,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-03 15:01:35,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 15:01:35,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-03 15:01:35,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-03 15:01:35,758 INFO L87 Difference]: Start difference. First operand 214 states and 283 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-03 15:01:36,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 15:01:36,651 INFO L93 Difference]: Finished difference Result 429 states and 569 transitions. [2024-11-03 15:01:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-03 15:01:36,652 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 83 [2024-11-03 15:01:36,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 15:01:36,655 INFO L225 Difference]: With dead ends: 429 [2024-11-03 15:01:36,655 INFO L226 Difference]: Without dead ends: 220 [2024-11-03 15:01:36,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-03 15:01:36,656 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 402 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-03 15:01:36,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 868 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-03 15:01:36,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-03 15:01:36,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2024-11-03 15:01:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 201 states have (on average 1.318407960199005) internal successors, (265), 201 states have internal predecessors, (265), 11 states have call successors, (11), 5 states have call predecessors, (11), 7 states have return successors, (14), 13 states have call predecessors, (14), 11 states have call successors, (14) [2024-11-03 15:01:36,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 290 transitions. [2024-11-03 15:01:36,674 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 290 transitions. Word has length 83 [2024-11-03 15:01:36,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 15:01:36,674 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 290 transitions. [2024-11-03 15:01:36,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-03 15:01:36,675 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 290 transitions. [2024-11-03 15:01:36,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-03 15:01:36,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 15:01:36,677 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 15:01:36,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-03 15:01:36,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:36,882 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 15:01:36,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 15:01:36,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1392924448, now seen corresponding path program 1 times [2024-11-03 15:01:36,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 15:01:36,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392350415] [2024-11-03 15:01:36,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 15:01:36,883 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-03 15:01:36,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:36,884 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-03 15:01:36,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-03 15:01:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 15:01:49,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 4762 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-03 15:01:49,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 15:01:50,576 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-03 15:01:50,577 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 15:01:52,078 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-03 15:01:52,078 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 15:01:52,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392350415] [2024-11-03 15:01:52,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1392350415] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-03 15:01:52,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-03 15:01:52,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2024-11-03 15:01:52,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376032393] [2024-11-03 15:01:52,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-03 15:01:52,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-03 15:01:52,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 15:01:52,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-03 15:01:52,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-03 15:01:52,080 INFO L87 Difference]: Start difference. First operand 220 states and 290 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-03 15:01:52,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 15:01:52,946 INFO L93 Difference]: Finished difference Result 441 states and 583 transitions. [2024-11-03 15:01:52,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-03 15:01:52,947 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 86 [2024-11-03 15:01:52,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 15:01:52,948 INFO L225 Difference]: With dead ends: 441 [2024-11-03 15:01:52,948 INFO L226 Difference]: Without dead ends: 226 [2024-11-03 15:01:52,949 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-03 15:01:52,950 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 243 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-03 15:01:52,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 877 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-03 15:01:52,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-03 15:01:52,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 220. [2024-11-03 15:01:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 201 states have (on average 1.318407960199005) internal successors, (265), 201 states have internal predecessors, (265), 11 states have call successors, (11), 5 states have call predecessors, (11), 7 states have return successors, (14), 13 states have call predecessors, (14), 11 states have call successors, (14) [2024-11-03 15:01:52,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 290 transitions. [2024-11-03 15:01:52,980 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 290 transitions. Word has length 86 [2024-11-03 15:01:52,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 15:01:52,980 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 290 transitions. [2024-11-03 15:01:52,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-03 15:01:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 290 transitions. [2024-11-03 15:01:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-03 15:01:52,983 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 15:01:52,983 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 15:01:53,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-03 15:01:53,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:53,184 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 15:01:53,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 15:01:53,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1258957533, now seen corresponding path program 1 times [2024-11-03 15:01:53,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 15:01:53,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839760895] [2024-11-03 15:01:53,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 15:01:53,185 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-03 15:01:53,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:01:53,186 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-03 15:01:53,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-03 15:02:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 15:02:06,584 INFO L255 TraceCheckSpWp]: Trace formula consists of 4765 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-03 15:02:06,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 15:02:07,401 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-03 15:02:07,402 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 15:02:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-03 15:02:08,874 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 15:02:08,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [839760895] [2024-11-03 15:02:08,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [839760895] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-03 15:02:08,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-03 15:02:08,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2024-11-03 15:02:08,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352210595] [2024-11-03 15:02:08,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-03 15:02:08,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-03 15:02:08,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 15:02:08,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-03 15:02:08,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-03 15:02:08,876 INFO L87 Difference]: Start difference. First operand 220 states and 290 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-03 15:02:09,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 15:02:09,835 INFO L93 Difference]: Finished difference Result 441 states and 583 transitions. [2024-11-03 15:02:09,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-03 15:02:09,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 89 [2024-11-03 15:02:09,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 15:02:09,838 INFO L225 Difference]: With dead ends: 441 [2024-11-03 15:02:09,838 INFO L226 Difference]: Without dead ends: 226 [2024-11-03 15:02:09,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-03 15:02:09,839 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 241 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-03 15:02:09,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 877 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-03 15:02:09,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-03 15:02:09,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 220. [2024-11-03 15:02:09,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 201 states have (on average 1.318407960199005) internal successors, (265), 201 states have internal predecessors, (265), 11 states have call successors, (11), 5 states have call predecessors, (11), 7 states have return successors, (14), 13 states have call predecessors, (14), 11 states have call successors, (14) [2024-11-03 15:02:09,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 290 transitions. [2024-11-03 15:02:09,865 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 290 transitions. Word has length 89 [2024-11-03 15:02:09,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 15:02:09,865 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 290 transitions. [2024-11-03 15:02:09,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-03 15:02:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 290 transitions. [2024-11-03 15:02:09,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-03 15:02:09,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 15:02:09,867 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 15:02:09,902 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-03 15:02:10,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:02:10,068 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 15:02:10,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 15:02:10,068 INFO L85 PathProgramCache]: Analyzing trace with hash 307926727, now seen corresponding path program 1 times [2024-11-03 15:02:10,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 15:02:10,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1388897399] [2024-11-03 15:02:10,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 15:02:10,069 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-03 15:02:10,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 15:02:10,072 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-03 15:02:10,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-03 15:02:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 15:02:23,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 4767 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-03 15:02:23,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 15:02:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-03 15:02:24,637 INFO L311 TraceCheckSpWp]: Computing backward predicates...