/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0881.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-02 23:17:27,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 23:17:27,194 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-02 23:17:27,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 23:17:27,198 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 23:17:27,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 23:17:27,223 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 23:17:27,224 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 23:17:27,225 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-02 23:17:27,225 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-02 23:17:27,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 23:17:27,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 23:17:27,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-02 23:17:27,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-02 23:17:27,227 INFO L153 SettingsManager]: * Use SBE=true [2024-11-02 23:17:27,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 23:17:27,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 23:17:27,228 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 23:17:27,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 23:17:27,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 23:17:27,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 23:17:27,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 23:17:27,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 23:17:27,229 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 23:17:27,230 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 23:17:27,230 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 23:17:27,230 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 23:17:27,230 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 23:17:27,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 23:17:27,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 23:17:27,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 23:17:27,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 23:17:27,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 23:17:27,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 23:17:27,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-02 23:17:27,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 23:17:27,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 23:17:27,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 23:17:27,232 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-02 23:17:27,233 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 23:17:27,233 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 23:17:27,233 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-02 23:17:27,233 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-02 23:17:27,233 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 23:17:27,233 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:17:27,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 23:17:27,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 23:17:27,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 23:17:27,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 23:17:27,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 23:17:27,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0881.c [2024-11-02 23:17:28,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 23:17:28,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 23:17:28,941 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0881.c [2024-11-02 23:17:28,951 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb15facd4/af257e1f415948268fd3c48502c0dc0a/FLAG76a80b039 [2024-11-02 23:17:28,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb15facd4/af257e1f415948268fd3c48502c0dc0a [2024-11-02 23:17:28,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 23:17:28,969 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-02 23:17:28,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 23:17:28,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 23:17:28,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 23:17:28,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:17:28" (1/1) ... [2024-11-02 23:17:28,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18bf696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:28, skipping insertion in model container [2024-11-02 23:17:28,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:17:28" (1/1) ... [2024-11-02 23:17:29,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 23:17:29,243 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0881.c[15390,15403] [2024-11-02 23:17:29,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 23:17:29,266 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 23:17:29,351 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0881.c[15390,15403] [2024-11-02 23:17:29,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 23:17:29,370 INFO L204 MainTranslator]: Completed translation [2024-11-02 23:17:29,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29 WrapperNode [2024-11-02 23:17:29,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 23:17:29,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 23:17:29,372 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 23:17:29,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 23:17:29,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,463 INFO L138 Inliner]: procedures = 28, calls = 203, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 990 [2024-11-02 23:17:29,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 23:17:29,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 23:17:29,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 23:17:29,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 23:17:29,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,481 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,507 INFO L175 MemorySlicer]: Split 101 memory accesses to 46 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 5, 5, 2, 4, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]. 5 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 0, 2, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 41 writes are split as follows [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-11-02 23:17:29,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,589 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 23:17:29,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 23:17:29,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 23:17:29,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 23:17:29,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (1/1) ... [2024-11-02 23:17:29,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-02 23:17:29,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-02 23:17:29,630 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) [2024-11-02 23:17:29,634 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 [2024-11-02 23:17:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 23:17:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-02 23:17:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-02 23:17:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-02 23:17:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-02 23:17:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-02 23:17:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-02 23:17:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-02 23:17:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2024-11-02 23:17:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#33 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#34 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#35 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#36 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#37 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#38 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#39 [2024-11-02 23:17:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#40 [2024-11-02 23:17:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#41 [2024-11-02 23:17:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#42 [2024-11-02 23:17:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#43 [2024-11-02 23:17:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#44 [2024-11-02 23:17:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#45 [2024-11-02 23:17:29,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 23:17:29,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-02 23:17:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2024-11-02 23:17:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#19 [2024-11-02 23:17:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#20 [2024-11-02 23:17:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#21 [2024-11-02 23:17:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#22 [2024-11-02 23:17:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#23 [2024-11-02 23:17:29,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#24 [2024-11-02 23:17:29,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#25 [2024-11-02 23:17:29,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#26 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#27 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#28 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#29 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#30 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#31 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#32 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#33 [2024-11-02 23:17:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#34 [2024-11-02 23:17:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#35 [2024-11-02 23:17:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#36 [2024-11-02 23:17:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#37 [2024-11-02 23:17:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#38 [2024-11-02 23:17:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#39 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#40 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#41 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#42 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#43 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#44 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#45 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-02 23:17:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-02 23:17:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-02 23:17:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-02 23:17:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-11-02 23:17:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-11-02 23:17:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-11-02 23:17:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-11-02 23:17:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-11-02 23:17:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-11-02 23:17:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-11-02 23:17:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#33 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#34 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#35 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#36 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#37 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#38 [2024-11-02 23:17:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#39 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#40 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#41 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#42 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#43 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#44 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#45 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-02 23:17:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2024-11-02 23:17:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2024-11-02 23:17:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#19 [2024-11-02 23:17:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#20 [2024-11-02 23:17:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#21 [2024-11-02 23:17:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#22 [2024-11-02 23:17:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#23 [2024-11-02 23:17:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#24 [2024-11-02 23:17:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#25 [2024-11-02 23:17:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#26 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#27 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#28 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#29 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#30 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#31 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#32 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#33 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#34 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#35 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#36 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#37 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#38 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#39 [2024-11-02 23:17:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#40 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#41 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#42 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#43 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#44 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#45 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-11-02 23:17:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-02 23:17:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-02 23:17:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-02 23:17:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-02 23:17:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-02 23:17:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-02 23:17:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-02 23:17:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-02 23:17:29,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-02 23:17:29,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-02 23:17:29,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#17 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#18 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#19 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#20 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#21 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#22 [2024-11-02 23:17:29,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#23 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#24 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#25 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#26 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#27 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#28 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#29 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#30 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#31 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#32 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#33 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#34 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#35 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#36 [2024-11-02 23:17:29,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#37 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#38 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#39 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#40 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#41 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#42 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#43 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#44 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#45 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 23:17:29,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-02 23:17:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-02 23:17:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-02 23:17:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-02 23:17:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-02 23:17:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-02 23:17:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-02 23:17:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2024-11-02 23:17:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#33 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#34 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#35 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#36 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#37 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#38 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#39 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#40 [2024-11-02 23:17:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#41 [2024-11-02 23:17:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#42 [2024-11-02 23:17:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#43 [2024-11-02 23:17:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#44 [2024-11-02 23:17:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#45 [2024-11-02 23:17:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 23:17:29,967 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 23:17:29,969 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 23:18:15,079 INFO L? ?]: Removed 213 outVars from TransFormulas that were not future-live. [2024-11-02 23:18:15,080 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 23:18:15,098 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 23:18:15,098 INFO L316 CfgBuilder]: Removed 88 assume(true) statements. [2024-11-02 23:18:15,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:18:15 BoogieIcfgContainer [2024-11-02 23:18:15,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 23:18:15,101 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 23:18:15,101 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 23:18:15,103 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 23:18:15,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:17:28" (1/3) ... [2024-11-02 23:18:15,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b21554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:18:15, skipping insertion in model container [2024-11-02 23:18:15,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:17:29" (2/3) ... [2024-11-02 23:18:15,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b21554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:18:15, skipping insertion in model container [2024-11-02 23:18:15,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:18:15" (3/3) ... [2024-11-02 23:18:15,106 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0881.c [2024-11-02 23:18:15,118 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 23:18:15,118 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 23:18:15,171 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 23:18:15,177 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;@6edab0a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 23:18:15,177 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 23:18:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 235 states have (on average 1.7446808510638299) internal successors, (410), 236 states have internal predecessors, (410), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 23:18:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-02 23:18:15,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 23:18:15,194 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 23:18:15,195 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 23:18:15,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 23:18:15,200 INFO L85 PathProgramCache]: Analyzing trace with hash -2017779995, now seen corresponding path program 1 times [2024-11-02 23:18:15,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-02 23:18:15,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638676100] [2024-11-02 23:18:15,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 23:18:15,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:15,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-02 23:18:15,211 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 23:18:15,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 23:18:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 23:18:15,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 23:18:15,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 23:18:15,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:15,487 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 23:18:15,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:15,492 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-02 23:18:15,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1638676100] [2024-11-02 23:18:15,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1638676100] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-02 23:18:15,493 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-02 23:18:15,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-02 23:18:15,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783033302] [2024-11-02 23:18:15,495 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-02 23:18:15,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 23:18:15,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-02 23:18:15,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 23:18:15,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 23:18:15,520 INFO L87 Difference]: Start difference. First operand has 241 states, 235 states have (on average 1.7446808510638299) internal successors, (410), 236 states have internal predecessors, (410), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:15,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 23:18:15,568 INFO L93 Difference]: Finished difference Result 479 states and 831 transitions. [2024-11-02 23:18:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 23:18:15,572 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-02 23:18:15,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 23:18:15,580 INFO L225 Difference]: With dead ends: 479 [2024-11-02 23:18:15,580 INFO L226 Difference]: Without dead ends: 237 [2024-11-02 23:18:15,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 23:18:15,588 INFO L432 NwaCegarLoop]: 327 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, 327 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 [2024-11-02 23:18:15,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 23:18:15,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-02 23:18:15,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2024-11-02 23:18:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.3620689655172413) internal successors, (316), 232 states have internal predecessors, (316), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 23:18:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 322 transitions. [2024-11-02 23:18:15,642 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 322 transitions. Word has length 16 [2024-11-02 23:18:15,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 23:18:15,643 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 322 transitions. [2024-11-02 23:18:15,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:15,643 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 322 transitions. [2024-11-02 23:18:15,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-02 23:18:15,644 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 23:18:15,644 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 23:18:15,666 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-02 23:18:15,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:15,845 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 23:18:15,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 23:18:15,845 INFO L85 PathProgramCache]: Analyzing trace with hash -214139809, now seen corresponding path program 1 times [2024-11-02 23:18:15,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-02 23:18:15,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [65283628] [2024-11-02 23:18:15,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 23:18:15,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:15,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-02 23:18:15,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 23:18:15,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-02 23:18:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 23:18:16,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 23:18:16,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 23:18:16,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:16,246 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 23:18:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:16,292 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-02 23:18:16,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [65283628] [2024-11-02 23:18:16,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [65283628] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-02 23:18:16,292 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-02 23:18:16,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-02 23:18:16,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238973406] [2024-11-02 23:18:16,293 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-02 23:18:16,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 23:18:16,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-02 23:18:16,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 23:18:16,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 23:18:16,294 INFO L87 Difference]: Start difference. First operand 237 states and 322 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:16,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 23:18:16,432 INFO L93 Difference]: Finished difference Result 418 states and 561 transitions. [2024-11-02 23:18:16,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 23:18:16,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-11-02 23:18:16,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 23:18:16,435 INFO L225 Difference]: With dead ends: 418 [2024-11-02 23:18:16,435 INFO L226 Difference]: Without dead ends: 237 [2024-11-02 23:18:16,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 23:18:16,437 INFO L432 NwaCegarLoop]: 322 mSDtfsCounter, 0 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 23:18:16,437 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 638 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 23:18:16,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-02 23:18:16,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2024-11-02 23:18:16,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.3577586206896552) internal successors, (315), 232 states have internal predecessors, (315), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 23:18:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 321 transitions. [2024-11-02 23:18:16,452 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 321 transitions. Word has length 19 [2024-11-02 23:18:16,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 23:18:16,456 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 321 transitions. [2024-11-02 23:18:16,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 321 transitions. [2024-11-02 23:18:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-02 23:18:16,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 23:18:16,457 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 23:18:16,480 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-02 23:18:16,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:16,658 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 23:18:16,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 23:18:16,659 INFO L85 PathProgramCache]: Analyzing trace with hash 323279611, now seen corresponding path program 1 times [2024-11-02 23:18:16,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-02 23:18:16,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [952069613] [2024-11-02 23:18:16,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 23:18:16,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:16,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-02 23:18:16,660 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 23:18:16,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-02 23:18:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 23:18:16,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 23:18:16,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 23:18:17,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:17,200 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 23:18:17,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:17,285 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-02 23:18:17,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [952069613] [2024-11-02 23:18:17,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [952069613] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-02 23:18:17,286 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-02 23:18:17,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2024-11-02 23:18:17,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319324781] [2024-11-02 23:18:17,286 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-02 23:18:17,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 23:18:17,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-02 23:18:17,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 23:18:17,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 23:18:17,287 INFO L87 Difference]: Start difference. First operand 237 states and 321 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:17,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 23:18:17,554 INFO L93 Difference]: Finished difference Result 453 states and 611 transitions. [2024-11-02 23:18:17,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 23:18:17,555 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-02 23:18:17,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 23:18:17,556 INFO L225 Difference]: With dead ends: 453 [2024-11-02 23:18:17,556 INFO L226 Difference]: Without dead ends: 237 [2024-11-02 23:18:17,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 23:18:17,558 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 0 mSDsluCounter, 631 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 23:18:17,558 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 951 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 23:18:17,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-02 23:18:17,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2024-11-02 23:18:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.353448275862069) internal successors, (314), 232 states have internal predecessors, (314), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 23:18:17,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 320 transitions. [2024-11-02 23:18:17,566 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 320 transitions. Word has length 26 [2024-11-02 23:18:17,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 23:18:17,566 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 320 transitions. [2024-11-02 23:18:17,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:17,566 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 320 transitions. [2024-11-02 23:18:17,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-02 23:18:17,567 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 23:18:17,567 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 23:18:17,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-02 23:18:17,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:17,768 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 23:18:17,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 23:18:17,769 INFO L85 PathProgramCache]: Analyzing trace with hash 458069571, now seen corresponding path program 1 times [2024-11-02 23:18:17,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-02 23:18:17,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1361715208] [2024-11-02 23:18:17,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 23:18:17,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:18:17,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-02 23:18:17,770 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 23:18:17,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-02 23:18:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 23:18:18,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-02 23:18:18,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 23:18:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:20,530 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 23:18:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:18:24,657 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-02 23:18:24,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1361715208] [2024-11-02 23:18:24,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1361715208] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-02 23:18:24,657 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-02 23:18:24,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2024-11-02 23:18:24,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97294578] [2024-11-02 23:18:24,657 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-02 23:18:24,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-02 23:18:24,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-02 23:18:24,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-02 23:18:24,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-02 23:18:24,658 INFO L87 Difference]: Start difference. First operand 237 states and 320 transitions. Second operand has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:18:37,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-02 23:18:41,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-02 23:18:45,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-02 23:18:49,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2024-11-02 23:18:53,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2024-11-02 23:18:57,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-02 23:19:01,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2024-11-02 23:19:05,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-02 23:19:09,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-02 23:19:09,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 23:19:09,119 INFO L93 Difference]: Finished difference Result 254 states and 339 transitions. [2024-11-02 23:19:09,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-02 23:19:09,157 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2024-11-02 23:19:09,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 23:19:09,158 INFO L225 Difference]: With dead ends: 254 [2024-11-02 23:19:09,158 INFO L226 Difference]: Without dead ends: 242 [2024-11-02 23:19:09,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-02 23:19:09,159 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 661 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 2 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.5s IncrementalHoareTripleChecker+Time [2024-11-02 23:19:09,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 1828 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 192 Invalid, 9 Unknown, 0 Unchecked, 43.5s Time] [2024-11-02 23:19:09,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-02 23:19:09,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 237. [2024-11-02 23:19:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.3405172413793103) internal successors, (311), 232 states have internal predecessors, (311), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 23:19:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 317 transitions. [2024-11-02 23:19:09,172 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 317 transitions. Word has length 33 [2024-11-02 23:19:09,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 23:19:09,172 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 317 transitions. [2024-11-02 23:19:09,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 23:19:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 317 transitions. [2024-11-02 23:19:09,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-02 23:19:09,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 23:19:09,173 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 23:19:09,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-02 23:19:09,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:19:09,374 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 23:19:09,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 23:19:09,375 INFO L85 PathProgramCache]: Analyzing trace with hash -979667778, now seen corresponding path program 1 times [2024-11-02 23:19:09,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-02 23:19:09,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1759121023] [2024-11-02 23:19:09,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 23:19:09,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 23:19:09,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-02 23:19:09,376 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 23:19:09,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-02 23:19:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 23:19:09,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-02 23:19:09,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 23:19:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:19:11,601 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 23:19:14,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 23:19:14,425 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-02 23:19:14,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1759121023] [2024-11-02 23:19:14,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1759121023] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-02 23:19:14,425 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-02 23:19:14,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2024-11-02 23:19:14,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936211409] [2024-11-02 23:19:14,425 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-02 23:19:14,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-02 23:19:14,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-02 23:19:14,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-02 23:19:14,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-02 23:19:14,426 INFO L87 Difference]: Start difference. First operand 237 states and 317 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)