/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-d623d84
[2020-07-21 01:37:52,458 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-21 01:37:52,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-21 01:37:52,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-21 01:37:52,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-21 01:37:52,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-21 01:37:52,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-21 01:37:52,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-21 01:37:52,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-21 01:37:52,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-21 01:37:52,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-21 01:37:52,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-21 01:37:52,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-21 01:37:52,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-21 01:37:52,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-21 01:37:52,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-21 01:37:52,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-21 01:37:52,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-21 01:37:52,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-21 01:37:52,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-21 01:37:52,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-21 01:37:52,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-21 01:37:52,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-21 01:37:52,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-21 01:37:52,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-21 01:37:52,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-21 01:37:52,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-21 01:37:52,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-21 01:37:52,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-21 01:37:52,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-21 01:37:52,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-21 01:37:52,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-21 01:37:52,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-21 01:37:52,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-21 01:37:52,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-21 01:37:52,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-21 01:37:52,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-21 01:37:52,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-21 01:37:52,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-21 01:37:52,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-21 01:37:52,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-21 01:37:52,529 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-21 01:37:52,556 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-21 01:37:52,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-21 01:37:52,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-21 01:37:52,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-21 01:37:52,559 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-21 01:37:52,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-21 01:37:52,560 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-21 01:37:52,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-21 01:37:52,560 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-21 01:37:52,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-21 01:37:52,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-21 01:37:52,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-21 01:37:52,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-21 01:37:52,563 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-21 01:37:52,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-21 01:37:52,563 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-21 01:37:52,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-21 01:37:52,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-21 01:37:52,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-21 01:37:52,564 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-21 01:37:52,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-21 01:37:52,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-21 01:37:52,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-21 01:37:52,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-21 01:37:52,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-21 01:37:52,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-21 01:37:52,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:37:52,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-21 01:37:52,566 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-21 01:37:52,566 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 -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4
[2020-07-21 01:37:52,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-21 01:37:52,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-21 01:37:52,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-21 01:37:52,918 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-21 01:37:52,919 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-21 01:37:52,920 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i
[2020-07-21 01:37:52,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8e893e4e/de590122ba834cf780603a568da65fab/FLAG9cd024486
[2020-07-21 01:37:53,455 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-21 01:37:53,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i
[2020-07-21 01:37:53,466 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8e893e4e/de590122ba834cf780603a568da65fab/FLAG9cd024486
[2020-07-21 01:37:53,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8e893e4e/de590122ba834cf780603a568da65fab
[2020-07-21 01:37:53,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-21 01:37:53,870 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-21 01:37:53,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-21 01:37:53,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-21 01:37:53,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-21 01:37:53,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:37:53" (1/1) ...
[2020-07-21 01:37:53,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b72a91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:53, skipping insertion in model container
[2020-07-21 01:37:53,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:37:53" (1/1) ...
[2020-07-21 01:37:53,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-21 01:37:53,912 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-21 01:37:54,109 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-21 01:37:54,123 INFO L203 MainTranslator]: Completed pre-run
[2020-07-21 01:37:54,145 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-21 01:37:54,161 INFO L208 MainTranslator]: Completed translation
[2020-07-21 01:37:54,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54 WrapperNode
[2020-07-21 01:37:54,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-21 01:37:54,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-21 01:37:54,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-21 01:37:54,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-21 01:37:54,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
[2020-07-21 01:37:54,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-21 01:37:54,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-21 01:37:54,304 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-21 01:37:54,304 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-21 01:37:54,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (1/1) ...
No working directory specified, using /storage/repos/ultimate/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
[2020-07-21 01:37:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-21 01:37:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-21 01:37:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-07-21 01:37:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure incrementArray
[2020-07-21 01:37:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-21 01:37:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-21 01:37:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-07-21 01:37:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-21 01:37:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure incrementArray
[2020-07-21 01:37:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-07-21 01:37:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-07-21 01:37:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-21 01:37:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-21 01:37:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-21 01:37:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-21 01:37:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-21 01:37:54,694 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-21 01:37:54,695 INFO L295 CfgBuilder]: Removed 3 assume(true) statements.
[2020-07-21 01:37:54,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:37:54 BoogieIcfgContainer
[2020-07-21 01:37:54,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-21 01:37:54,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-21 01:37:54,701 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-21 01:37:54,713 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-21 01:37:54,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:37:53" (1/3) ...
[2020-07-21 01:37:54,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16cfd5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:37:54, skipping insertion in model container
[2020-07-21 01:37:54,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:37:54" (2/3) ...
[2020-07-21 01:37:54,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16cfd5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:37:54, skipping insertion in model container
[2020-07-21 01:37:54,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:37:54" (3/3) ...
[2020-07-21 01:37:54,720 INFO L109 eAbstractionObserver]: Analyzing ICFG sanfoundry_43_ground.i
[2020-07-21 01:37:54,733 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-21 01:37:54,743 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-21 01:37:54,761 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-21 01:37:54,784 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-21 01:37:54,784 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-21 01:37:54,784 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-21 01:37:54,784 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-21 01:37:54,785 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-21 01:37:54,785 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-21 01:37:54,785 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-21 01:37:54,785 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-21 01:37:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states.
[2020-07-21 01:37:54,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-21 01:37:54,815 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 22 states.
[2020-07-21 01:37:54,912 INFO L271 CegarLoopResult]: At program point incrementArrayENTRY(lines 5 11) the Hoare annotation is: true
[2020-07-21 01:37:54,913 INFO L268 CegarLoopResult]: For program point incrementArrayEXIT(lines 5 11) no Hoare annotation was computed.
[2020-07-21 01:37:54,913 INFO L268 CegarLoopResult]: For program point L8-2(lines 8 10) no Hoare annotation was computed.
[2020-07-21 01:37:54,913 INFO L271 CegarLoopResult]: At program point L8-3(lines 8 10) the Hoare annotation is: true
[2020-07-21 01:37:54,913 INFO L268 CegarLoopResult]: For program point L8-4(lines 5 11) no Hoare annotation was computed.
[2020-07-21 01:37:54,913 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-07-21 01:37:54,913 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true
[2020-07-21 01:37:54,914 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-21 01:37:54,914 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-21 01:37:54,914 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true
[2020-07-21 01:37:54,914 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-21 01:37:54,914 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-21 01:37:54,915 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 12 27) no Hoare annotation was computed.
[2020-07-21 01:37:54,915 INFO L268 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed.
[2020-07-21 01:37:54,915 INFO L268 CegarLoopResult]: For program point L23-2(lines 23 25) no Hoare annotation was computed.
[2020-07-21 01:37:54,916 INFO L271 CegarLoopResult]: At program point L23-3(lines 23 25) the Hoare annotation is: true
[2020-07-21 01:37:54,916 INFO L268 CegarLoopResult]: For program point L23-4(lines 23 25) no Hoare annotation was computed.
[2020-07-21 01:37:54,916 INFO L268 CegarLoopResult]: For program point L17-2(lines 17 19) no Hoare annotation was computed.
[2020-07-21 01:37:54,916 INFO L271 CegarLoopResult]: At program point L17-3(lines 17 19) the Hoare annotation is: true
[2020-07-21 01:37:54,916 INFO L271 CegarLoopResult]: At program point L17-4(lines 17 19) the Hoare annotation is: true
[2020-07-21 01:37:54,917 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 12 27) no Hoare annotation was computed.
[2020-07-21 01:37:54,917 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 12 27) the Hoare annotation is: true
[2020-07-21 01:37:54,917 INFO L268 CegarLoopResult]: For program point L2-1(line 2) no Hoare annotation was computed.
[2020-07-21 01:37:54,917 INFO L268 CegarLoopResult]: For program point L2-3(line 2) no Hoare annotation was computed.
[2020-07-21 01:37:54,917 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertENTRY(line 2) no Hoare annotation was computed.
[2020-07-21 01:37:54,917 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(line 2) no Hoare annotation was computed.
[2020-07-21 01:37:54,918 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2) no Hoare annotation was computed.
[2020-07-21 01:37:54,918 INFO L268 CegarLoopResult]: For program point L2(line 2) no Hoare annotation was computed.
[2020-07-21 01:37:54,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:37:54 BoogieIcfgContainer
[2020-07-21 01:37:54,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-21 01:37:54,940 INFO L168 Benchmark]: Toolchain (without parser) took 1070.80 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 102.3 MB in the beginning and 152.1 MB in the end (delta: -49.8 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB.
[2020-07-21 01:37:54,941 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
[2020-07-21 01:37:54,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.08 ms. Allocated memory is still 144.7 MB. Free memory was 101.9 MB in the beginning and 91.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB.
[2020-07-21 01:37:54,943 INFO L168 Benchmark]: Boogie Preprocessor took 140.31 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 91.7 MB in the beginning and 179.1 MB in the end (delta: -87.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB.
[2020-07-21 01:37:54,944 INFO L168 Benchmark]: RCFGBuilder took 395.44 ms. Allocated memory is still 201.9 MB. Free memory was 179.1 MB in the beginning and 163.6 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB.
[2020-07-21 01:37:54,946 INFO L168 Benchmark]: TraceAbstraction took 236.03 ms. Allocated memory is still 201.9 MB. Free memory was 162.9 MB in the beginning and 152.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB.
[2020-07-21 01:37:54,951 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 292.08 ms. Allocated memory is still 144.7 MB. Free memory was 101.9 MB in the beginning and 91.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 140.31 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 91.7 MB in the beginning and 179.1 MB in the end (delta: -87.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 395.44 ms. Allocated memory is still 201.9 MB. Free memory was 179.1 MB in the beginning and 163.6 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 236.03 ms. Allocated memory is still 201.9 MB. Free memory was 162.9 MB in the beginning and 152.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 2]: call of __VERIFIER_error() unreachable
For all program executions holds that call of __VERIFIER_error() unreachable at this location
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 17]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 23]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 8]: Loop Invariant
Derived loop invariant: 1
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred 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: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 9 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...