/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0680b.c


--------------------------------------------------------------------------------


This is Ultimate 0.2.5-dev-b75d321-m
[2024-11-03 13:59:11,671 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-03 13:59:11,754 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-03 13:59:11,759 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-03 13:59:11,760 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-03 13:59:11,785 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-03 13:59:11,785 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-03 13:59:11,786 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-03 13:59:11,786 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-03 13:59:11,787 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-03 13:59:11,787 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-03 13:59:11,787 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-03 13:59:11,788 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-03 13:59:11,790 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-03 13:59:11,790 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-03 13:59:11,790 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-03 13:59:11,791 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-03 13:59:11,791 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-03 13:59:11,791 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-03 13:59:11,791 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-03 13:59:11,792 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-03 13:59:11,795 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-03 13:59:11,796 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-03 13:59:11,796 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-03 13:59:11,796 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-03 13:59:11,796 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-03 13:59:11,796 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-03 13:59:11,797 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-03 13:59:11,797 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-03 13:59:11,797 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-03 13:59:11,797 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-03 13:59:11,797 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-03 13:59:11,798 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-03 13:59:11,798 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-03 13:59:11,798 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 13:59:11,798 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-03 13:59:11,798 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-03 13:59:11,799 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-03 13:59:11,799 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-11-03 13:59:11,799 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-03 13:59:11,800 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-03 13:59:11,800 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-03 13:59:11,801 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-03 13:59:11,801 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-03 13:59:11,802 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla
[2024-11-03 13:59:12,024 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-03 13:59:12,044 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-03 13:59:12,047 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-03 13:59:12,048 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-03 13:59:12,049 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-03 13:59:12,050 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0680b.c
[2024-11-03 13:59:13,397 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-03 13:59:13,603 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-03 13:59:13,603 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0680b.c
[2024-11-03 13:59:13,614 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3424e5baf/77838814e1fc402a8f611b3a3ac1f192/FLAG4697088f6
[2024-11-03 13:59:13,631 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3424e5baf/77838814e1fc402a8f611b3a3ac1f192
[2024-11-03 13:59:13,634 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-03 13:59:13,635 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2024-11-03 13:59:13,639 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-03 13:59:13,639 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-03 13:59:13,644 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-03 13:59:13,645 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:59:13" (1/1) ...
[2024-11-03 13:59:13,646 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4663c7c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:13, skipping insertion in model container
[2024-11-03 13:59:13,646 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:59:13" (1/1) ...
[2024-11-03 13:59:13,676 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-03 13:59:13,921 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/double_req_bl_0680b.c[6162,6175]
[2024-11-03 13:59:13,929 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 13:59:13,946 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-03 13:59:14,001 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/double_req_bl_0680b.c[6162,6175]
[2024-11-03 13:59:14,001 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 13:59:14,029 INFO  L204         MainTranslator]: Completed translation
[2024-11-03 13:59:14,029 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14 WrapperNode
[2024-11-03 13:59:14,030 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-03 13:59:14,031 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-03 13:59:14,031 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-03 13:59:14,031 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-03 13:59:14,037 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,054 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,082 INFO  L138                Inliner]: procedures = 23, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 225
[2024-11-03 13:59:14,083 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-03 13:59:14,084 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-03 13:59:14,084 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-03 13:59:14,084 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-03 13:59:14,094 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,094 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,100 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,131 INFO  L175           MemorySlicer]: Split 59 memory accesses to 12 slices as follows [2, 2, 2, 3, 3, 7, 3, 7, 23, 2, 3, 2]. 39 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [0, 0, 2, 0, 0, 4, 0, 4, 0, 0, 0, 0]. The 22 writes are split as follows [1, 1, 0, 1, 2, 0, 1, 0, 12, 1, 2, 1].
[2024-11-03 13:59:14,132 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,132 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,152 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,157 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,162 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,165 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,172 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-03 13:59:14,173 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-03 13:59:14,173 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-03 13:59:14,173 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-03 13:59:14,177 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (1/1) ...
[2024-11-03 13:59:14,184 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 13:59:14,193 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-03 13:59:14,207 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-03 13:59:14,214 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-03 13:59:14,260 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-03 13:59:14,261 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0
[2024-11-03 13:59:14,261 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1
[2024-11-03 13:59:14,261 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2
[2024-11-03 13:59:14,262 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3
[2024-11-03 13:59:14,263 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4
[2024-11-03 13:59:14,263 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5
[2024-11-03 13:59:14,263 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6
[2024-11-03 13:59:14,263 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7
[2024-11-03 13:59:14,264 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8
[2024-11-03 13:59:14,264 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9
[2024-11-03 13:59:14,264 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10
[2024-11-03 13:59:14,264 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11
[2024-11-03 13:59:14,265 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#2
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#3
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#4
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#5
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#6
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#7
[2024-11-03 13:59:14,266 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#8
[2024-11-03 13:59:14,267 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#9
[2024-11-03 13:59:14,267 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#10
[2024-11-03 13:59:14,267 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#11
[2024-11-03 13:59:14,267 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0
[2024-11-03 13:59:14,267 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1
[2024-11-03 13:59:14,268 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2
[2024-11-03 13:59:14,268 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3
[2024-11-03 13:59:14,268 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4
[2024-11-03 13:59:14,268 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1
[2024-11-03 13:59:14,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2
[2024-11-03 13:59:14,270 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3
[2024-11-03 13:59:14,270 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4
[2024-11-03 13:59:14,270 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5
[2024-11-03 13:59:14,270 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6
[2024-11-03 13:59:14,270 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7
[2024-11-03 13:59:14,270 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8
[2024-11-03 13:59:14,271 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9
[2024-11-03 13:59:14,271 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10
[2024-11-03 13:59:14,271 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11
[2024-11-03 13:59:14,271 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-03 13:59:14,271 INFO  L130     BoogieDeclarations]: Found specification of procedure fabs_double
[2024-11-03 13:59:14,272 INFO  L138     BoogieDeclarations]: Found implementation of procedure fabs_double
[2024-11-03 13:59:14,272 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0
[2024-11-03 13:59:14,272 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9
[2024-11-03 13:59:14,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10
[2024-11-03 13:59:14,274 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11
[2024-11-03 13:59:14,274 INFO  L130     BoogieDeclarations]: Found specification of procedure atan_double
[2024-11-03 13:59:14,274 INFO  L138     BoogieDeclarations]: Found implementation of procedure atan_double
[2024-11-03 13:59:14,274 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0
[2024-11-03 13:59:14,274 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1
[2024-11-03 13:59:14,275 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2
[2024-11-03 13:59:14,275 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3
[2024-11-03 13:59:14,275 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4
[2024-11-03 13:59:14,275 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5
[2024-11-03 13:59:14,276 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6
[2024-11-03 13:59:14,276 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7
[2024-11-03 13:59:14,276 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-03 13:59:14,277 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2
[2024-11-03 13:59:14,277 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3
[2024-11-03 13:59:14,278 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4
[2024-11-03 13:59:14,278 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5
[2024-11-03 13:59:14,278 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6
[2024-11-03 13:59:14,278 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7
[2024-11-03 13:59:14,279 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8
[2024-11-03 13:59:14,279 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9
[2024-11-03 13:59:14,279 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10
[2024-11-03 13:59:14,279 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11
[2024-11-03 13:59:14,279 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-03 13:59:14,477 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-03 13:59:14,479 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-03 14:00:03,580 INFO  L?                        ?]: Removed 85 outVars from TransFormulas that were not future-live.
[2024-11-03 14:00:03,581 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-03 14:00:03,601 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-03 14:00:03,602 INFO  L316             CfgBuilder]: Removed 16 assume(true) statements.
[2024-11-03 14:00:03,603 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:00:03 BoogieIcfgContainer
[2024-11-03 14:00:03,603 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-03 14:00:03,606 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-03 14:00:03,606 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-03 14:00:03,609 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-03 14:00:03,610 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:59:13" (1/3) ...
[2024-11-03 14:00:03,610 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575649de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:00:03, skipping insertion in model container
[2024-11-03 14:00:03,611 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:14" (2/3) ...
[2024-11-03 14:00:03,611 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575649de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:00:03, skipping insertion in model container
[2024-11-03 14:00:03,611 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:00:03" (3/3) ...
[2024-11-03 14:00:03,612 INFO  L112   eAbstractionObserver]: Analyzing ICFG double_req_bl_0680b.c
[2024-11-03 14:00:03,629 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-03 14:00:03,629 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-03 14:00:03,679 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-03 14:00:03,686 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;@68f74743, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-03 14:00:03,687 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-03 14:00:03,694 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 86 states, 78 states have (on average 1.6794871794871795) internal successors, (131), 79 states have internal predecessors, (131), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-03 14:00:03,700 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-03 14:00:03,700 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 14:00:03,701 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 14:00:03,702 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 14:00:03,710 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 14:00:03,710 INFO  L85        PathProgramCache]: Analyzing trace with hash 1416917136, now seen corresponding path program 1 times
[2024-11-03 14:00:03,721 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 14:00:03,721 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [667821382]
[2024-11-03 14:00:03,721 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 14:00:03,724 INFO  L173          SolverBuilder]: Constructing external solver with command: bitwuzla
[2024-11-03 14:00:03,724 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla
[2024-11-03 14:00:03,727 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null)
[2024-11-03 14:00:03,728 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process
[2024-11-03 14:00:03,911 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 14:00:03,914 INFO  L255         TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-03 14:00:03,919 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 14:00:03,937 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-03 14:00:03,938 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 14:00:03,944 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-03 14:00:03,945 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 14:00:03,946 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [667821382]
[2024-11-03 14:00:03,946 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [667821382] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-03 14:00:03,947 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-03 14:00:03,947 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2
[2024-11-03 14:00:03,948 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762996016]
[2024-11-03 14:00:03,949 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-03 14:00:03,952 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-03 14:00:03,952 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 14:00:03,973 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-03 14:00:03,974 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-03 14:00:03,977 INFO  L87              Difference]: Start difference. First operand  has 86 states, 78 states have (on average 1.6794871794871795) internal successors, (131), 79 states have internal predecessors, (131), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand  has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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)
[2024-11-03 14:00:04,006 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 14:00:04,006 INFO  L93              Difference]: Finished difference Result 170 states and 280 transitions.
[2024-11-03 14:00:04,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-03 14:00:04,009 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10
[2024-11-03 14:00:04,009 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 14:00:04,016 INFO  L225             Difference]: With dead ends: 170
[2024-11-03 14:00:04,016 INFO  L226             Difference]: Without dead ends: 83
[2024-11-03 14:00:04,019 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-03 14:00:04,022 INFO  L432           NwaCegarLoop]: 122 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, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-03 14:00:04,023 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-03 14:00:04,037 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 83 states.
[2024-11-03 14:00:04,059 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83.
[2024-11-03 14:00:04,061 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 83 states, 76 states have (on average 1.4605263157894737) internal successors, (111), 76 states have internal predecessors, (111), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-03 14:00:04,063 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 119 transitions.
[2024-11-03 14:00:04,064 INFO  L78                 Accepts]: Start accepts. Automaton has 83 states and 119 transitions. Word has length 10
[2024-11-03 14:00:04,065 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 14:00:04,065 INFO  L471      AbstractCegarLoop]: Abstraction has 83 states and 119 transitions.
[2024-11-03 14:00:04,065 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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)
[2024-11-03 14:00:04,065 INFO  L276                IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions.
[2024-11-03 14:00:04,066 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-03 14:00:04,066 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 14:00:04,066 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 14:00:04,072 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0
[2024-11-03 14:00:04,269 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla
[2024-11-03 14:00:04,270 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 14:00:04,270 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 14:00:04,271 INFO  L85        PathProgramCache]: Analyzing trace with hash 194980505, now seen corresponding path program 1 times
[2024-11-03 14:00:04,271 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 14:00:04,271 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944379944]
[2024-11-03 14:00:04,271 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 14:00:04,271 INFO  L173          SolverBuilder]: Constructing external solver with command: bitwuzla
[2024-11-03 14:00:04,272 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla
[2024-11-03 14:00:04,273 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null)
[2024-11-03 14:00:04,275 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process
[2024-11-03 14:00:04,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 14:00:04,559 INFO  L255         TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjuncts are in the unsatisfiable core
[2024-11-03 14:00:04,563 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 14:00:14,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-03 14:00:14,365 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 14:00:24,848 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-03 14:00:24,849 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 14:00:24,849 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944379944]
[2024-11-03 14:00:24,849 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1944379944] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-03 14:00:24,849 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-03 14:00:24,850 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12
[2024-11-03 14:00:24,850 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421621745]
[2024-11-03 14:00:24,850 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-03 14:00:24,851 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-03 14:00:24,851 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 14:00:24,852 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-03 14:00:24,852 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132
[2024-11-03 14:00:24,852 INFO  L87              Difference]: Start difference. First operand 83 states and 119 transitions. Second operand  has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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)
[2024-11-03 14:00:39,438 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 14:00:39,438 INFO  L93              Difference]: Finished difference Result 90 states and 126 transitions.
[2024-11-03 14:00:39,439 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-11-03 14:00:39,439 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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 12
[2024-11-03 14:00:39,440 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 14:00:39,440 INFO  L225             Difference]: With dead ends: 90
[2024-11-03 14:00:39,440 INFO  L226             Difference]: Without dead ends: 24
[2024-11-03 14:00:39,441 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 21.8s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342
[2024-11-03 14:00:39,442 INFO  L432           NwaCegarLoop]: 17 mSDtfsCounter, 95 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time
[2024-11-03 14:00:39,442 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 60 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time]
[2024-11-03 14:00:39,443 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 24 states.
[2024-11-03 14:00:39,445 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22.
[2024-11-03 14:00:39,445 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 22 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 states have internal predecessors, (25), 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)
[2024-11-03 14:00:39,445 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions.
[2024-11-03 14:00:39,446 INFO  L78                 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 12
[2024-11-03 14:00:39,446 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 14:00:39,446 INFO  L471      AbstractCegarLoop]: Abstraction has 22 states and 25 transitions.
[2024-11-03 14:00:39,446 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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)
[2024-11-03 14:00:39,447 INFO  L276                IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions.
[2024-11-03 14:00:39,447 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-11-03 14:00:39,447 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 14:00:39,447 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 14:00:39,463 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0
[2024-11-03 14:00:39,647 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla
[2024-11-03 14:00:39,648 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 14:00:39,649 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 14:00:39,649 INFO  L85        PathProgramCache]: Analyzing trace with hash -704934156, now seen corresponding path program 1 times
[2024-11-03 14:00:39,649 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 14:00:39,649 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1130174134]
[2024-11-03 14:00:39,649 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 14:00:39,649 INFO  L173          SolverBuilder]: Constructing external solver with command: bitwuzla
[2024-11-03 14:00:39,650 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla
[2024-11-03 14:00:39,651 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null)
[2024-11-03 14:00:39,652 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process
[2024-11-03 14:00:39,911 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 14:00:39,914 INFO  L255         TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjuncts are in the unsatisfiable core
[2024-11-03 14:00:39,917 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 14:00:49,251 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-03 14:00:49,251 INFO  L311         TraceCheckSpWp]: Computing backward predicates...