/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/fermat1-ll_valuebound100.c


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


This is Ultimate 0.2.2-dev-a10ec3b
[2022-01-10 03:11:26,221 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-01-10 03:11:26,222 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-01-10 03:11:26,241 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-01-10 03:11:26,241 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-01-10 03:11:26,243 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-01-10 03:11:26,246 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2022-01-10 03:11:26,254 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2022-01-10 03:11:26,256 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-01-10 03:11:26,256 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-01-10 03:11:26,256 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-01-10 03:11:26,257 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-01-10 03:11:26,258 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-01-10 03:11:26,258 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-01-10 03:11:26,259 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-01-10 03:11:26,259 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-01-10 03:11:26,260 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-01-10 03:11:26,261 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-01-10 03:11:26,263 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-01-10 03:11:26,264 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-01-10 03:11:26,264 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-01-10 03:11:26,265 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2022-01-10 03:11:26,266 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-01-10 03:11:26,266 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-01-10 03:11:26,266 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-01-10 03:11:26,267 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-01-10 03:11:26,267 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-01-10 03:11:26,268 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-01-10 03:11:26,268 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-01-10 03:11:26,268 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-01-10 03:11:26,269 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-01-10 03:11:26,269 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-01-10 03:11:26,269 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-01-10 03:11:26,270 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-01-10 03:11:26,270 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2022-01-10 03:11:26,271 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-01-10 03:11:26,274 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf
[2022-01-10 03:11:26,295 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-01-10 03:11:26,295 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-01-10 03:11:26,295 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-01-10 03:11:26,295 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-01-10 03:11:26,296 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-01-10 03:11:26,296 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-01-10 03:11:26,296 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-01-10 03:11:26,296 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-01-10 03:11:26,296 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-01-10 03:11:26,296 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-01-10 03:11:26,297 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-01-10 03:11:26,297 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-01-10 03:11:26,298 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt 
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-01-10 03:11:26,298 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2022-01-10 03:11:26,299 INFO  L138        SettingsManager]:  * Logic for external solver=AUFBV
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN;
[2022-01-10 03:11:26,494 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-01-10 03:11:26,512 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-01-10 03:11:26,514 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-01-10 03:11:26,515 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-01-10 03:11:26,515 INFO  L275        PluginConnector]: CDTParser initialized
[2022-01-10 03:11:26,516 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/fermat1-ll_valuebound100.c
[2022-01-10 03:11:26,558 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67261c453/3d421a67f01a4c69a449100953fe9b09/FLAG4c28d276f
[2022-01-10 03:11:26,942 INFO  L306              CDTParser]: Found 1 translation units.
[2022-01-10 03:11:26,942 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/fermat1-ll_valuebound100.c
[2022-01-10 03:11:26,949 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67261c453/3d421a67f01a4c69a449100953fe9b09/FLAG4c28d276f
[2022-01-10 03:11:26,963 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67261c453/3d421a67f01a4c69a449100953fe9b09
[2022-01-10 03:11:26,965 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-01-10 03:11:26,966 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2022-01-10 03:11:26,967 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-01-10 03:11:26,967 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-01-10 03:11:26,970 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-01-10 03:11:26,970 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 03:11:26" (1/1) ...
[2022-01-10 03:11:26,971 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6524fa2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:26, skipping insertion in model container
[2022-01-10 03:11:26,972 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 03:11:26" (1/1) ...
[2022-01-10 03:11:26,978 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-01-10 03:11:26,994 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-01-10 03:11:27,155 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/fermat1-ll_valuebound100.c[535,548]
[2022-01-10 03:11:27,175 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-01-10 03:11:27,182 INFO  L203         MainTranslator]: Completed pre-run
[2022-01-10 03:11:27,190 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/fermat1-ll_valuebound100.c[535,548]
[2022-01-10 03:11:27,200 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-01-10 03:11:27,210 INFO  L208         MainTranslator]: Completed translation
[2022-01-10 03:11:27,211 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27 WrapperNode
[2022-01-10 03:11:27,211 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-01-10 03:11:27,212 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-01-10 03:11:27,212 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-01-10 03:11:27,212 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-01-10 03:11:27,216 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,224 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,241 INFO  L137                Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54
[2022-01-10 03:11:27,243 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-01-10 03:11:27,243 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-01-10 03:11:27,243 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-01-10 03:11:27,243 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-01-10 03:11:27,248 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,248 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,250 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,251 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,254 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,257 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,257 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,259 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-01-10 03:11:27,259 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-01-10 03:11:27,259 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-01-10 03:11:27,259 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-01-10 03:11:27,262 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (1/1) ...
[2022-01-10 03:11:27,268 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-01-10 03:11:27,277 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-01-10 03:11:27,286 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-01-10 03:11:27,287 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-01-10 03:11:27,310 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-01-10 03:11:27,310 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2022-01-10 03:11:27,310 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2022-01-10 03:11:27,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2022-01-10 03:11:27,311 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-01-10 03:11:27,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-01-10 03:11:27,311 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2022-01-10 03:11:27,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2022-01-10 03:11:27,355 INFO  L234             CfgBuilder]: Building ICFG
[2022-01-10 03:11:27,356 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-01-10 03:11:27,519 INFO  L275             CfgBuilder]: Performing block encoding
[2022-01-10 03:11:27,523 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-01-10 03:11:27,523 INFO  L299             CfgBuilder]: Removed 3 assume(true) statements.
[2022-01-10 03:11:27,527 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 03:11:27 BoogieIcfgContainer
[2022-01-10 03:11:27,527 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-01-10 03:11:27,528 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-01-10 03:11:27,529 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-01-10 03:11:27,542 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-01-10 03:11:27,542 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 03:11:26" (1/3) ...
[2022-01-10 03:11:27,542 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569deecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 03:11:27, skipping insertion in model container
[2022-01-10 03:11:27,542 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 03:11:27" (2/3) ...
[2022-01-10 03:11:27,543 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569deecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 03:11:27, skipping insertion in model container
[2022-01-10 03:11:27,543 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 03:11:27" (3/3) ...
[2022-01-10 03:11:27,544 INFO  L111   eAbstractionObserver]: Analyzing ICFG fermat1-ll_valuebound100.c
[2022-01-10 03:11:27,547 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-01-10 03:11:27,547 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-01-10 03:11:27,578 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-01-10 03:11:27,586 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR
[2022-01-10 03:11:27,587 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-01-10 03:11:27,615 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 32 states, 20 states have (on average 1.6) internal successors, (32), 21 states have internal predecessors, (32), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2022-01-10 03:11:27,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2022-01-10 03:11:27,618 INFO  L506         BasicCegarLoop]: Found error trace
[2022-01-10 03:11:27,619 INFO  L514         BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-10 03:11:27,619 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-10 03:11:27,622 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-01-10 03:11:27,623 INFO  L85        PathProgramCache]: Analyzing trace with hash -2017412251, now seen corresponding path program 1 times
[2022-01-10 03:11:27,632 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2022-01-10 03:11:27,632 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2037906959]
[2022-01-10 03:11:27,632 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-10 03:11:27,633 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2022-01-10 03:11:27,633 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2022-01-10 03:11:27,635 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2022-01-10 03:11:27,652 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2022-01-10 03:11:27,779 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-10 03:11:27,796 INFO  L263         TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core
[2022-01-10 03:11:27,801 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-01-10 03:11:27,907 INFO  L134       CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.
[2022-01-10 03:11:27,908 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-01-10 03:11:27,908 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2022-01-10 03:11:27,909 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2037906959]
[2022-01-10 03:11:27,909 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [2037906959] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-10 03:11:27,909 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-10 03:11:27,909 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-01-10 03:11:27,911 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870378143]
[2022-01-10 03:11:27,911 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-10 03:11:27,915 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-01-10 03:11:27,915 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2022-01-10 03:11:27,939 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-01-10 03:11:27,940 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-01-10 03:11:27,942 INFO  L87              Difference]: Start difference. First operand  has 32 states, 20 states have (on average 1.6) internal successors, (32), 21 states have internal predecessors, (32), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand  has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4)
[2022-01-10 03:11:27,962 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-10 03:11:27,962 INFO  L93              Difference]: Finished difference Result 61 states and 100 transitions.
[2022-01-10 03:11:27,963 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-01-10 03:11:27,964 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 29
[2022-01-10 03:11:27,964 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-10 03:11:27,968 INFO  L225             Difference]: With dead ends: 61
[2022-01-10 03:11:27,968 INFO  L226             Difference]: Without dead ends: 28
[2022-01-10 03:11:27,971 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-01-10 03:11:27,976 INFO  L933         BasicCegarLoop]: 40 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, 40 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
[2022-01-10 03:11:27,978 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-01-10 03:11:27,991 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 28 states.
[2022-01-10 03:11:28,007 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28.
[2022-01-10 03:11:28,008 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 28 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2022-01-10 03:11:28,010 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions.
[2022-01-10 03:11:28,011 INFO  L78                 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 29
[2022-01-10 03:11:28,011 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-01-10 03:11:28,011 INFO  L470      AbstractCegarLoop]: Abstraction has 28 states and 36 transitions.
[2022-01-10 03:11:28,012 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4)
[2022-01-10 03:11:28,012 INFO  L276                IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions.
[2022-01-10 03:11:28,014 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2022-01-10 03:11:28,014 INFO  L506         BasicCegarLoop]: Found error trace
[2022-01-10 03:11:28,014 INFO  L514         BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-10 03:11:28,028 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0
[2022-01-10 03:11:28,226 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2022-01-10 03:11:28,227 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-10 03:11:28,228 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-01-10 03:11:28,228 INFO  L85        PathProgramCache]: Analyzing trace with hash 398101033, now seen corresponding path program 1 times
[2022-01-10 03:11:28,228 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2022-01-10 03:11:28,228 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2085513669]
[2022-01-10 03:11:28,228 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-10 03:11:28,229 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2022-01-10 03:11:28,229 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2022-01-10 03:11:28,230 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2022-01-10 03:11:28,231 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2022-01-10 03:11:28,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-10 03:11:28,525 INFO  L263         TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core
[2022-01-10 03:11:28,528 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-01-10 03:12:00,009 INFO  L134       CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2022-01-10 03:12:00,009 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-01-10 03:12:00,009 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2022-01-10 03:12:00,010 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2085513669]
[2022-01-10 03:12:00,010 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [2085513669] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-10 03:12:00,010 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-10 03:12:00,010 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2022-01-10 03:12:00,010 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888413442]
[2022-01-10 03:12:00,010 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-10 03:12:00,011 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2022-01-10 03:12:00,011 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2022-01-10 03:12:00,012 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2022-01-10 03:12:00,012 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110
[2022-01-10 03:12:00,012 INFO  L87              Difference]: Start difference. First operand 28 states and 36 transitions. Second operand  has 11 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 7 states have internal predecessors, (11), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2022-01-10 03:12:03,184 WARN  L534   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2022-01-10 03:12:09,597 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-10 03:12:09,597 INFO  L93              Difference]: Finished difference Result 36 states and 44 transitions.
[2022-01-10 03:12:09,598 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2022-01-10 03:12:09,598 INFO  L78                 Accepts]: Start accepts. Automaton has  has 11 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 7 states have internal predecessors, (11), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 29
[2022-01-10 03:12:09,598 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-10 03:12:09,600 INFO  L225             Difference]: With dead ends: 36
[2022-01-10 03:12:09,600 INFO  L226             Difference]: Without dead ends: 34
[2022-01-10 03:12:09,600 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 19.0s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156
[2022-01-10 03:12:09,601 INFO  L933         BasicCegarLoop]: 29 mSDtfsCounter, 6 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 16 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time
[2022-01-10 03:12:09,601 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 208 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 1 Unknown, 16 Unchecked, 3.4s Time]
[2022-01-10 03:12:09,602 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2022-01-10 03:12:09,607 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34.
[2022-01-10 03:12:09,607 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 34 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8)
[2022-01-10 03:12:09,608 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions.
[2022-01-10 03:12:09,608 INFO  L78                 Accepts]: Start accepts. Automaton has 34 states and 42 transitions. Word has length 29
[2022-01-10 03:12:09,609 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-01-10 03:12:09,609 INFO  L470      AbstractCegarLoop]: Abstraction has 34 states and 42 transitions.
[2022-01-10 03:12:09,609 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 7 states have internal predecessors, (11), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2022-01-10 03:12:09,609 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions.
[2022-01-10 03:12:09,610 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2022-01-10 03:12:09,610 INFO  L506         BasicCegarLoop]: Found error trace
[2022-01-10 03:12:09,610 INFO  L514         BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-10 03:12:09,623 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2022-01-10 03:12:09,820 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2022-01-10 03:12:09,821 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-10 03:12:09,821 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-01-10 03:12:09,821 INFO  L85        PathProgramCache]: Analyzing trace with hash 744651016, now seen corresponding path program 1 times
[2022-01-10 03:12:09,822 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2022-01-10 03:12:09,823 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375751728]
[2022-01-10 03:12:09,823 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-10 03:12:09,823 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2022-01-10 03:12:09,824 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2022-01-10 03:12:09,824 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2022-01-10 03:12:09,828 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2022-01-10 03:12:09,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-10 03:12:09,971 INFO  L263         TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 22 conjunts are in the unsatisfiable core
[2022-01-10 03:12:09,975 INFO  L286         TraceCheckSpWp]: Computing forward predicates...