java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c
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This is Ultimate 0.1.24-fea9116
[2019-09-21 08:26:03,310 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-09-21 08:26:03,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-09-21 08:26:03,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-09-21 08:26:03,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-09-21 08:26:03,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-09-21 08:26:03,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-09-21 08:26:03,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-09-21 08:26:03,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-09-21 08:26:03,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-09-21 08:26:03,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-09-21 08:26:03,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-09-21 08:26:03,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-09-21 08:26:03,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-09-21 08:26:03,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-09-21 08:26:03,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-09-21 08:26:03,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-09-21 08:26:03,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-09-21 08:26:03,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-09-21 08:26:03,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-09-21 08:26:03,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-09-21 08:26:03,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-09-21 08:26:03,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-09-21 08:26:03,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-09-21 08:26:03,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-09-21 08:26:03,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-09-21 08:26:03,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-09-21 08:26:03,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-09-21 08:26:03,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-09-21 08:26:03,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-09-21 08:26:03,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-09-21 08:26:03,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-09-21 08:26:03,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-09-21 08:26:03,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2019-09-21 08:26:03,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-09-21 08:26:03,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2019-09-21 08:26:03,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-09-21 08:26:03,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-09-21 08:26:03,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2019-09-21 08:26:03,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2019-09-21 08:26:03,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-09-21 08:26:03,386 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
[2019-09-21 08:26:03,401 INFO L113 SettingsManager]: Loading preferences was successful
[2019-09-21 08:26:03,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-09-21 08:26:03,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-09-21 08:26:03,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-09-21 08:26:03,403 INFO L138 SettingsManager]: * Use SBE=true
[2019-09-21 08:26:03,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-09-21 08:26:03,403 INFO L138 SettingsManager]: * sizeof long=4
[2019-09-21 08:26:03,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-09-21 08:26:03,403 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-09-21 08:26:03,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-09-21 08:26:03,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-09-21 08:26:03,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-09-21 08:26:03,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-09-21 08:26:03,404 INFO L138 SettingsManager]: * sizeof long double=12
[2019-09-21 08:26:03,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-09-21 08:26:03,405 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-09-21 08:26:03,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-09-21 08:26:03,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-09-21 08:26:03,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-09-21 08:26:03,406 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-09-21 08:26:03,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-09-21 08:26:03,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-09-21 08:26:03,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-09-21 08:26:03,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-09-21 08:26:03,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-09-21 08:26:03,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-09-21 08:26:03,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-09-21 08:26:03,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-09-21 08:26:03,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK
[2019-09-21 08:26:03,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-09-21 08:26:03,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-09-21 08:26:03,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-09-21 08:26:03,475 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-09-21 08:26:03,476 INFO L275 PluginConnector]: CDTParser initialized
[2019-09-21 08:26:03,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c
[2019-09-21 08:26:03,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/077508f8d/5edaa9ee09b94ba1a22671363bde9f69/FLAGab8aad269
[2019-09-21 08:26:03,975 INFO L306 CDTParser]: Found 1 translation units.
[2019-09-21 08:26:03,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/multivar_1-2.c
[2019-09-21 08:26:03,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/077508f8d/5edaa9ee09b94ba1a22671363bde9f69/FLAGab8aad269
[2019-09-21 08:26:04,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/077508f8d/5edaa9ee09b94ba1a22671363bde9f69
[2019-09-21 08:26:04,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-09-21 08:26:04,364 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-09-21 08:26:04,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-09-21 08:26:04,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-09-21 08:26:04,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-09-21 08:26:04,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2362c4f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04, skipping insertion in model container
[2019-09-21 08:26:04,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,380 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-09-21 08:26:04,394 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-09-21 08:26:04,545 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-09-21 08:26:04,550 INFO L188 MainTranslator]: Completed pre-run
[2019-09-21 08:26:04,566 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-09-21 08:26:04,581 INFO L192 MainTranslator]: Completed translation
[2019-09-21 08:26:04,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04 WrapperNode
[2019-09-21 08:26:04,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-09-21 08:26:04,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-09-21 08:26:04,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-09-21 08:26:04,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-09-21 08:26:04,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-09-21 08:26:04,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-09-21 08:26:04,705 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-09-21 08:26:04,705 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-09-21 08:26:04,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:04" (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
[2019-09-21 08:26:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-09-21 08:26:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-09-21 08:26:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2019-09-21 08:26:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-09-21 08:26:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-09-21 08:26:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint
[2019-09-21 08:26:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2019-09-21 08:26:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-09-21 08:26:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-09-21 08:26:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-09-21 08:26:04,947 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-09-21 08:26:04,948 INFO L283 CfgBuilder]: Removed 1 assume(true) statements.
[2019-09-21 08:26:04,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:04 BoogieIcfgContainer
[2019-09-21 08:26:04,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-09-21 08:26:04,950 INFO L113 PluginConnector]: ------------------------Sifa----------------------------
[2019-09-21 08:26:04,950 INFO L271 PluginConnector]: Initializing Sifa...
[2019-09-21 08:26:04,950 INFO L275 PluginConnector]: Sifa initialized
[2019-09-21 08:26:04,951 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:04" (1/1) ...
[2019-09-21 08:26:04,951 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds
(negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than
(negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid
[2019-09-21 08:26:04,972 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-09-21 08:26:04,972 INFO L169 IcfgInterpreter]: Building call graph
[2019-09-21 08:26:04,982 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-09-21 08:26:04,994 INFO L179 IcfgInterpreter]: Starting interpretation
[2019-09-21 08:26:04,995 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-09-21 08:26:05,073 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs
[2019-09-21 08:26:05,119 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs
[2019-09-21 08:26:05,130 INFO L183 IcfgInterpreter]: Interpretation finished
[2019-09-21 08:26:05,130 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are:
[2019-09-21 08:26:05,132 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#(and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))
[2019-09-21 08:26:05,145 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results.
[2019-09-21 08:26:05,146 INFO L132 PluginConnector]: ------------------------ END Sifa----------------------------
[2019-09-21 08:26:05,149 INFO L168 Benchmark]: Toolchain (without parser) took 783.35 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.0 MB in the beginning and 155.8 MB in the end (delta: -67.8 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2019-09-21 08:26:05,149 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory is still 106.3 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-09-21 08:26:05,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.54 ms. Allocated memory is still 132.6 MB. Free memory was 88.0 MB in the beginning and 78.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB.
[2019-09-21 08:26:05,152 INFO L168 Benchmark]: Boogie Preprocessor took 122.03 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.7 MB in the beginning and 177.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB.
[2019-09-21 08:26:05,153 INFO L168 Benchmark]: RCFGBuilder took 244.25 ms. Allocated memory is still 199.8 MB. Free memory was 176.1 MB in the beginning and 165.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB.
[2019-09-21 08:26:05,154 INFO L168 Benchmark]: Sifa took 196.08 ms. Allocated memory is still 199.8 MB. Free memory was 165.1 MB in the beginning and 155.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB.
[2019-09-21 08:26:05,161 INFO L335 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 132.6 MB. Free memory is still 106.3 MB. There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 217.54 ms. Allocated memory is still 132.6 MB. Free memory was 88.0 MB in the beginning and 78.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 122.03 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.7 MB in the beginning and 177.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 244.25 ms. Allocated memory is still 199.8 MB. Free memory was 176.1 MB in the beginning and 165.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB.
* Sifa took 196.08 ms. Allocated memory is still 199.8 MB. Free memory was 165.1 MB in the beginning and 155.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.sifa:
- StatisticsResult: Symbolic Interpretation with Fluid Abstractions
OVERALL_TIME[ms]: 160, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 11, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 7, TOOLS_POST_TIME[ms]: 12, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 29, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 12, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 51, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 44, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 43, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 42, DAG_COMPRESSION_RETAINED_NODES: 28
- UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: Over-approximation of reachable states at this location is 19#(and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)).
Possible FailurePath:
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...