/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.1 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1012a.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-c90d42b
[2020-09-25 09:57:39,318 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-09-25 09:57:39,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 09:57:39,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 09:57:39,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 09:57:39,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 09:57:39,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 09:57:39,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 09:57:39,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 09:57:39,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 09:57:39,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 09:57:39,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 09:57:39,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 09:57:39,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 09:57:39,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 09:57:39,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 09:57:39,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 09:57:39,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 09:57:39,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 09:57:39,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 09:57:39,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 09:57:39,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 09:57:39,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 09:57:39,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 09:57:39,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 09:57:39,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 09:57:39,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 09:57:39,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 09:57:39,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 09:57:39,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 09:57:39,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 09:57:39,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 09:57:39,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 09:57:39,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 09:57:39,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 09:57:39,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 09:57:39,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 09:57:39,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 09:57:39,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 09:57:39,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 09:57:39,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 09:57:39,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-25 09:57:39,494 INFO L113 SettingsManager]: Loading preferences was successful
[2020-09-25 09:57:39,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 09:57:39,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 09:57:39,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-09-25 09:57:39,496 INFO L138 SettingsManager]: * Use SBE=true
[2020-09-25 09:57:39,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 09:57:39,497 INFO L138 SettingsManager]: * sizeof long=4
[2020-09-25 09:57:39,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-09-25 09:57:39,497 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-09-25 09:57:39,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-09-25 09:57:39,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 09:57:39,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 09:57:39,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 09:57:39,498 INFO L138 SettingsManager]: * sizeof long double=12
[2020-09-25 09:57:39,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-09-25 09:57:39,499 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-09-25 09:57:39,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-09-25 09:57:39,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 09:57:39,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-09-25 09:57:39,500 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-09-25 09:57:39,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-09-25 09:57:39,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 09:57:39,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 09:57:39,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 09:57:39,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 09:57:39,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-09-25 09:57:39,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 09:57:39,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 09:57:39,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-09-25 09:57:39,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
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.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true;
[2020-09-25 09:57:39,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 09:57:40,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 09:57:40,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 09:57:40,009 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-09-25 09:57:40,009 INFO L275 PluginConnector]: CDTParser initialized
[2020-09-25 09:57:40,010 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1012a.c
[2020-09-25 09:57:40,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54b92a525/1eb59db3b6784078826bc098228ace51/FLAG3477b178d
[2020-09-25 09:57:40,600 INFO L306 CDTParser]: Found 1 translation units.
[2020-09-25 09:57:40,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/float-newlib/double_req_bl_1012a.c
[2020-09-25 09:57:40,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54b92a525/1eb59db3b6784078826bc098228ace51/FLAG3477b178d
[2020-09-25 09:57:40,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54b92a525/1eb59db3b6784078826bc098228ace51
[2020-09-25 09:57:40,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 09:57:40,946 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 09:57:40,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 09:57:40,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 09:57:40,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 09:57:40,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:57:40" (1/1) ...
[2020-09-25 09:57:40,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4f8bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:40, skipping insertion in model container
[2020-09-25 09:57:40,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:57:40" (1/1) ...
[2020-09-25 09:57:40,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-09-25 09:57:40,995 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-09-25 09:57:41,328 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-09-25 09:57:41,333 INFO L203 MainTranslator]: Completed pre-run
[2020-09-25 09:57:41,376 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-09-25 09:57:41,405 INFO L208 MainTranslator]: Completed translation
[2020-09-25 09:57:41,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41 WrapperNode
[2020-09-25 09:57:41,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 09:57:41,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 09:57:41,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 09:57:41,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 09:57:41,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
[2020-09-25 09:57:41,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 09:57:41,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 09:57:41,561 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 09:57:41,561 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-09-25 09:57:41,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 09:57:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 09:57:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 09:57:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double
[2020-09-25 09:57:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double
[2020-09-25 09:57:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double
[2020-09-25 09:57:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double
[2020-09-25 09:57:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 09:57:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 09:57:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double
[2020-09-25 09:57:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double
[2020-09-25 09:57:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 09:57:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~real
[2020-09-25 09:57:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 09:57:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 09:57:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double
[2020-09-25 09:57:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double
[2020-09-25 09:57:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 09:57:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~real
[2020-09-25 09:57:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-09-25 09:57:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 09:57:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 09:57:42,119 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 09:57:42,119 INFO L295 CfgBuilder]: Removed 8 assume(true) statements.
[2020-09-25 09:57:42,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:57:42 BoogieIcfgContainer
[2020-09-25 09:57:42,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 09:57:42,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 09:57:42,129 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 09:57:42,133 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-09-25 09:57:42,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 09:57:40" (1/3) ...
[2020-09-25 09:57:42,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606ad331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:57:42, skipping insertion in model container
[2020-09-25 09:57:42,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:57:41" (2/3) ...
[2020-09-25 09:57:42,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606ad331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:57:42, skipping insertion in model container
[2020-09-25 09:57:42,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:57:42" (3/3) ...
[2020-09-25 09:57:42,137 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1012a.c
[2020-09-25 09:57:42,149 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 09:57:42,161 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 09:57:42,182 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 09:57:42,215 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-09-25 09:57:42,216 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-09-25 09:57:42,216 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 09:57:42,216 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 09:57:42,216 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 09:57:42,216 INFO L380 AbstractCegarLoop]: Difference is false
[2020-09-25 09:57:42,216 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 09:57:42,217 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 09:57:42,242 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states.
[2020-09-25 09:57:42,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2020-09-25 09:57:42,250 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-25 09:57:42,252 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 09:57:42,252 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 09:57:42,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 09:57:42,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1675366147, now seen corresponding path program 1 times
[2020-09-25 09:57:42,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 09:57:42,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491549050]
[2020-09-25 09:57:42,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 09:57:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 09:57:42,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 09:57:42,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44
[2020-09-25 09:57:42,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3
[2020-09-25 09:57:42,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 338
[2020-09-25 09:57:42,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 09:57:42,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1
[2020-09-25 09:57:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 09:57:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20
[2020-09-25 09:57:42,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 09:57:42,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5
[2020-09-25 09:57:42,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 09:57:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 09:57:42,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 09:57:42,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 09:57:42,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 09:57:42,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12
[2020-09-25 09:57:42,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 09:57:42,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1
[2020-09-25 09:57:42,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 09:57:42,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 09:57:42,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 09:57:42,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 09:57:42,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-09-25 09:57:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 09:57:42,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 09:57:42,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 09:57:42,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2
[2020-09-25 09:57:42,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 09:57:42,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 09:57:42,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1
[2020-09-25 09:57:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 09:57:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6
[2020-09-25 09:57:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 09:57:42,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 09:57:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-09-25 09:57:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 09:57:42,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:42,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 09:57:43,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 09:57:43,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16
[2020-09-25 09:57:43,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2
[2020-09-25 09:57:43,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116
[2020-09-25 09:57:43,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 09:57:43,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1
[2020-09-25 09:57:43,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 09:57:43,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13
[2020-09-25 09:57:43,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 09:57:43,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 09:57:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 09:57:43,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491549050]
[2020-09-25 09:57:43,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 09:57:43,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-09-25 09:57:43,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766994347]
[2020-09-25 09:57:43,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-09-25 09:57:43,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 09:57:43,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-09-25 09:57:43,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-09-25 09:57:43,053 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 4 states.
[2020-09-25 09:57:43,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 09:57:43,328 INFO L93 Difference]: Finished difference Result 138 states and 151 transitions.
[2020-09-25 09:57:43,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2020-09-25 09:57:43,331 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33
[2020-09-25 09:57:43,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 09:57:43,348 INFO L225 Difference]: With dead ends: 138
[2020-09-25 09:57:43,349 INFO L226 Difference]: Without dead ends: 68
[2020-09-25 09:57:43,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-09-25 09:57:43,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states.
[2020-09-25 09:57:43,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68.
[2020-09-25 09:57:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states.
[2020-09-25 09:57:43,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 67 transitions.
[2020-09-25 09:57:43,451 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 67 transitions. Word has length 33
[2020-09-25 09:57:43,452 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-25 09:57:43,452 INFO L479 AbstractCegarLoop]: Abstraction has 68 states and 67 transitions.
[2020-09-25 09:57:43,452 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-09-25 09:57:43,452 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions.
[2020-09-25 09:57:43,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2020-09-25 09:57:43,455 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-25 09:57:43,455 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 09:57:43,455 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 09:57:43,456 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 09:57:43,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 09:57:43,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1980992917, now seen corresponding path program 1 times
[2020-09-25 09:57:43,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 09:57:43,457 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [632565893]
[2020-09-25 09:57:43,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 09:57:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-09-25 09:57:43,544 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace
[2020-09-25 09:57:43,545 INFO L520 BasicCegarLoop]: Counterexample might be feasible
[2020-09-25 09:57:43,552 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 09:57:43,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 09:57:43 BoogieIcfgContainer
[2020-09-25 09:57:43,598 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-09-25 09:57:43,606 INFO L168 Benchmark]: Toolchain (without parser) took 2658.97 ms. Allocated memory was 145.8 MB in the beginning and 234.4 MB in the end (delta: 88.6 MB). Free memory was 102.1 MB in the beginning and 196.4 MB in the end (delta: -94.2 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-25 09:57:43,607 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
[2020-09-25 09:57:43,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.16 ms. Allocated memory is still 145.8 MB. Free memory was 101.5 MB in the beginning and 90.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB.
[2020-09-25 09:57:43,609 INFO L168 Benchmark]: Boogie Preprocessor took 153.80 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 90.7 MB in the beginning and 179.1 MB in the end (delta: -88.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB.
[2020-09-25 09:57:43,614 INFO L168 Benchmark]: RCFGBuilder took 566.52 ms. Allocated memory is still 201.9 MB. Free memory was 179.1 MB in the beginning and 153.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB.
[2020-09-25 09:57:43,617 INFO L168 Benchmark]: TraceAbstraction took 1469.38 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 152.6 MB in the beginning and 196.4 MB in the end (delta: -43.8 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-25 09:57:43,622 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 459.16 ms. Allocated memory is still 145.8 MB. Free memory was 101.5 MB in the beginning and 90.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 153.80 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 90.7 MB in the beginning and 179.1 MB in the end (delta: -88.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 566.52 ms. Allocated memory is still 201.9 MB. Free memory was 179.1 MB in the beginning and 153.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 1469.38 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 152.6 MB in the beginning and 196.4 MB in the end (delta: -43.8 MB). There was no memory consumed. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- UnprovableResult [Line: 73]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: overapproximation of bitwiseOr at line 41, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of bitwiseAnd at line 38.
Possible FailurePath:
[L68] double x = 1.0 / 0.0;
[L69] CALL, EXPR fabs_double(x)
[L45] __uint32_t high;
[L47] ieee_double_shape_type gh_u;
[L48] gh_u.value = (x)
[L49] EXPR gh_u.parts.msw
[L49] (high) = gh_u.parts.msw
[L52] ieee_double_shape_type sh_u;
[L53] sh_u.value = (x)
[L54] sh_u.parts.msw = (high & 0x7fffffff)
[L55] EXPR sh_u.value
[L55] (x) = sh_u.value
[L57] return x;
[L69] RET, EXPR fabs_double(x)
[L69] double res = fabs_double(x);
[L72] CALL, EXPR isinf_double(res)
[L31] __int32_t hx, lx;
[L33] ieee_double_shape_type ew_u;
[L34] ew_u.value = (x)
[L35] EXPR ew_u.parts.msw
[L35] (hx) = ew_u.parts.msw
[L36] EXPR ew_u.parts.lsw
[L36] (lx) = ew_u.parts.lsw
[L38] hx &= 0x7fffffff
[L39] hx |= (__uint32_t)(lx | (-lx)) >> 31
[L40] hx = 0x7ff00000 - hx
[L41] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31);
[L72] RET, EXPR isinf_double(res)
[L72] COND TRUE !isinf_double(res)
[L73] __VERIFIER_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 7 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 70 SDtfs, 13 SDslu, 45 SDs, 0 SdLazy, 83 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 2080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...