/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/array-fpi/ifncompf.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-dev-b7b32d2
[2021-02-22 02:20:01,278 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-02-22 02:20:01,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-02-22 02:20:01,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-02-22 02:20:01,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-02-22 02:20:01,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-02-22 02:20:01,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-02-22 02:20:01,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
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[2021-02-22 02:20:01,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-02-22 02:20:01,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-02-22 02:20:01,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-02-22 02:20:01,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-02-22 02:20:01,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-02-22 02:20:01,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-02-22 02:20:01,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-02-22 02:20:01,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-02-22 02:20:01,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-02-22 02:20:01,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-02-22 02:20:01,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-02-22 02:20:01,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-02-22 02:20:01,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-02-22 02:20:01,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-02-22 02:20:01,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-02-22 02:20:01,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-02-22 02:20:01,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-02-22 02:20:01,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf
[2021-02-22 02:20:01,423 INFO L113 SettingsManager]: Loading preferences was successful
[2021-02-22 02:20:01,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-02-22 02:20:01,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-02-22 02:20:01,426 INFO L138 SettingsManager]: * sizeof long=4
[2021-02-22 02:20:01,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-02-22 02:20:01,426 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-02-22 02:20:01,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-02-22 02:20:01,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-02-22 02:20:01,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-02-22 02:20:01,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-02-22 02:20:01,427 INFO L138 SettingsManager]: * sizeof long double=12
[2021-02-22 02:20:01,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-02-22 02:20:01,428 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-02-22 02:20:01,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-02-22 02:20:01,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-02-22 02:20:01,428 INFO L138 SettingsManager]: * Size of a code block=SingleStatement
[2021-02-22 02:20:01,429 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-02-22 02:20:01,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-02-22 02:20:01,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-02-22 02:20:01,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-02-22 02:20:01,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation
[2021-02-22 02:20:01,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-02-22 02:20:01,430 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX
[2021-02-22 02:20:01,430 INFO L138 SettingsManager]: * Use separate solver for trace checks=false
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-02-22 02:20:01,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-02-22 02:20:01,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-02-22 02:20:01,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-02-22 02:20:01,887 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-02-22 02:20:01,888 INFO L275 PluginConnector]: CDTParser initialized
[2021-02-22 02:20:01,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ifncompf.c
[2021-02-22 02:20:01,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51bcf64e0/93303ae041ba4a8ca2d091fc60ee35d2/FLAG8b91e0caa
[2021-02-22 02:20:02,562 INFO L306 CDTParser]: Found 1 translation units.
[2021-02-22 02:20:02,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifncompf.c
[2021-02-22 02:20:02,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51bcf64e0/93303ae041ba4a8ca2d091fc60ee35d2/FLAG8b91e0caa
[2021-02-22 02:20:02,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51bcf64e0/93303ae041ba4a8ca2d091fc60ee35d2
[2021-02-22 02:20:02,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-02-22 02:20:02,936 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2021-02-22 02:20:02,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-02-22 02:20:02,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-02-22 02:20:02,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-02-22 02:20:02,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:20:02" (1/1) ...
[2021-02-22 02:20:02,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36b14218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:02, skipping insertion in model container
[2021-02-22 02:20:02,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:20:02" (1/1) ...
[2021-02-22 02:20:02,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-02-22 02:20:02,986 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-02-22 02:20:03,223 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifncompf.c[591,604]
[2021-02-22 02:20:03,278 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-02-22 02:20:03,293 INFO L203 MainTranslator]: Completed pre-run
[2021-02-22 02:20:03,311 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifncompf.c[591,604]
[2021-02-22 02:20:03,325 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-02-22 02:20:03,344 INFO L208 MainTranslator]: Completed translation
[2021-02-22 02:20:03,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03 WrapperNode
[2021-02-22 02:20:03,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-02-22 02:20:03,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-02-22 02:20:03,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-02-22 02:20:03,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-02-22 02:20:03,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (1/1) ...
[2021-02-22 02:20:03,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-02-22 02:20:03,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-02-22 02:20:03,396 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-02-22 02:20:03,396 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-02-22 02:20:03,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (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
[2021-02-22 02:20:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2021-02-22 02:20:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-02-22 02:20:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2021-02-22 02:20:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2021-02-22 02:20:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2021-02-22 02:20:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2021-02-22 02:20:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2021-02-22 02:20:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2021-02-22 02:20:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2021-02-22 02:20:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-02-22 02:20:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2021-02-22 02:20:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2021-02-22 02:20:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2021-02-22 02:20:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2021-02-22 02:20:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2021-02-22 02:20:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2021-02-22 02:20:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-02-22 02:20:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-02-22 02:20:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2021-02-22 02:20:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-02-22 02:20:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-02-22 02:20:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-02-22 02:20:04,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-02-22 02:20:04,108 INFO L299 CfgBuilder]: Removed 4 assume(true) statements.
[2021-02-22 02:20:04,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:20:04 BoogieIcfgContainer
[2021-02-22 02:20:04,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-02-22 02:20:04,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-02-22 02:20:04,117 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-02-22 02:20:04,122 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-02-22 02:20:04,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 02:20:02" (1/3) ...
[2021-02-22 02:20:04,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31760361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:20:04, skipping insertion in model container
[2021-02-22 02:20:04,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:20:03" (2/3) ...
[2021-02-22 02:20:04,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31760361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:20:04, skipping insertion in model container
[2021-02-22 02:20:04,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:20:04" (3/3) ...
[2021-02-22 02:20:04,126 INFO L111 eAbstractionObserver]: Analyzing ICFG ifncompf.c
[2021-02-22 02:20:04,138 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION
[2021-02-22 02:20:04,144 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2021-02-22 02:20:04,165 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-02-22 02:20:04,203 INFO L376 AbstractCegarLoop]: Interprodecural is true
[2021-02-22 02:20:04,203 INFO L377 AbstractCegarLoop]: Hoare is true
[2021-02-22 02:20:04,203 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation
[2021-02-22 02:20:04,203 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-02-22 02:20:04,204 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-02-22 02:20:04,204 INFO L381 AbstractCegarLoop]: Difference is false
[2021-02-22 02:20:04,204 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-02-22 02:20:04,204 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-02-22 02:20:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states.
[2021-02-22 02:20:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2021-02-22 02:20:04,248 INFO L414 BasicCegarLoop]: Found error trace
[2021-02-22 02:20:04,250 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]
[2021-02-22 02:20:04,250 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-02-22 02:20:04,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-02-22 02:20:04,259 INFO L82 PathProgramCache]: Analyzing trace with hash 485960284, now seen corresponding path program 1 times
[2021-02-22 02:20:04,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2021-02-22 02:20:04,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [507211192]
[2021-02-22 02:20:04,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-02-22 02:20:04,373 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation
[2021-02-22 02:20:04,533 WARN L167 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility
[2021-02-22 02:20:04,534 INFO L523 BasicCegarLoop]: Counterexample might be feasible
[2021-02-22 02:20:04,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-02-22 02:20:04,562 WARN L227 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually.
[2021-02-22 02:20:04,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 02:20:04 BoogieIcfgContainer
[2021-02-22 02:20:04,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-02-22 02:20:04,567 INFO L168 Benchmark]: Toolchain (without parser) took 1639.62 ms. Allocated memory is still 157.3 MB. Free memory was 133.2 MB in the beginning and 116.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 8.0 GB.
[2021-02-22 02:20:04,570 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 131.0 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-02-22 02:20:04,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.72 ms. Allocated memory is still 157.3 MB. Free memory was 132.1 MB in the beginning and 121.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB.
[2021-02-22 02:20:04,578 INFO L168 Benchmark]: Boogie Preprocessor took 47.91 ms. Allocated memory is still 157.3 MB. Free memory was 121.9 MB in the beginning and 120.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB.
[2021-02-22 02:20:04,579 INFO L168 Benchmark]: RCFGBuilder took 719.51 ms. Allocated memory is still 157.3 MB. Free memory was 120.1 MB in the beginning and 128.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 15.6 MB. Max. memory is 8.0 GB.
[2021-02-22 02:20:04,580 INFO L168 Benchmark]: TraceAbstraction took 445.34 ms. Allocated memory is still 157.3 MB. Free memory was 128.0 MB in the beginning and 116.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
[2021-02-22 02:20:04,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 131.0 MB. There was no memory consumed. Max. memory is 8.0 GB.
* CACSL2BoogieTranslator took 403.72 ms. Allocated memory is still 157.3 MB. Free memory was 132.1 MB in the beginning and 121.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB.
* Boogie Preprocessor took 47.91 ms. Allocated memory is still 157.3 MB. Free memory was 121.9 MB in the beginning and 120.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB.
* RCFGBuilder took 719.51 ms. Allocated memory is still 157.3 MB. Free memory was 120.1 MB in the beginning and 128.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 15.6 MB. Max. memory is 8.0 GB.
* TraceAbstraction took 445.34 ms. Allocated memory is still 157.3 MB. Free memory was 128.0 MB in the beginning and 116.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable
Unable to prove that call to reach_error is unreachable
Reason: unable to decide satisfiability of path constraint.
Possible FailurePath:
[L19] int N;
[L23] N = __VERIFIER_nondet_int()
[L24] COND FALSE !(N <= 0)
[L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int))
[L13] COND FALSE !(!cond)
[L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int))
[L27] int i;
[L28] long long *a = malloc(sizeof(long long)*N);
[L29] long long *b = malloc(sizeof(long long)*N);
[L30] long long *c = malloc(sizeof(long long)*N);
[L32] i=0
[L32] COND FALSE !(i<N)
[L41] i=0
[L41] COND FALSE !(i<N)
[L50] i=0
[L50] COND FALSE !(i<N)
[L59] i=0
[L59] COND TRUE i<N
[L61] EXPR c[i]
[L61] CALL __VERIFIER_assert(c[i] == i*i*i)
[L15] COND TRUE !(cond)
[L15] reach_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 6 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred 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: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...