/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/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c


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


This is Ultimate 0.1.24-fb55353
[2019-11-07 10:58:34,690 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-07 10:58:34,692 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-07 10:58:34,711 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-07 10:58:34,711 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-07 10:58:34,712 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-07 10:58:34,714 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-07 10:58:34,724 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-07 10:58:34,728 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-07 10:58:34,729 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-07 10:58:34,730 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-07 10:58:34,732 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-07 10:58:34,733 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-07 10:58:34,736 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-07 10:58:34,737 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-07 10:58:34,739 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-07 10:58:34,741 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-07 10:58:34,743 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-07 10:58:34,744 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-07 10:58:34,749 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-07 10:58:34,754 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-07 10:58:34,757 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-07 10:58:34,759 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-07 10:58:34,760 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-07 10:58:34,762 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-07 10:58:34,762 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-07 10:58:34,762 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-07 10:58:34,763 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-07 10:58:34,764 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-07 10:58:34,764 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-07 10:58:34,765 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-11-07 10:58:34,766 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-07 10:58:34,767 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-07 10:58:34,768 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-07 10:58:34,768 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2019-11-07 10:58:34,769 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2019-11-07 10:58:34,770 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-07 10:58:34,771 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
[2019-11-07 10:58:34,784 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-07 10:58:34,785 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-07 10:58:34,786 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-07 10:58:34,786 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-07 10:58:34,786 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-07 10:58:34,787 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-07 10:58:34,787 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-07 10:58:34,787 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-07 10:58:34,787 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-07 10:58:34,787 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-07 10:58:34,787 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-07 10:58:34,788 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-07 10:58:34,788 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-07 10:58:34,788 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-07 10:58:34,788 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-07 10:58:34,788 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-07 10:58:34,789 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-07 10:58:34,789 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-07 10:58:34,789 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-07 10:58:34,789 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-07 10:58:34,789 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-07 10:58:34,789 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-07 10:58:34,790 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-07 10:58:34,790 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-07 10:58:34,790 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-07 10:58:34,790 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-07 10:58:34,790 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-07 10:58:34,791 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-07 10:58:34,791 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain
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: Simplification Technique -> SIMPLIFY_QUICK
[2019-11-07 10:58:35,074 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-07 10:58:35,087 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-07 10:58:35,090 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-07 10:58:35,092 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-07 10:58:35,092 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-07 10:58:35,093 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c
[2019-11-07 10:58:35,149 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33dfb55b/08d62c472aae40e982b317bb48271112/FLAG1b4ef1665
[2019-11-07 10:58:35,708 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-07 10:58:35,710 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c
[2019-11-07 10:58:35,727 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33dfb55b/08d62c472aae40e982b317bb48271112/FLAG1b4ef1665
[2019-11-07 10:58:35,977 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33dfb55b/08d62c472aae40e982b317bb48271112
[2019-11-07 10:58:35,985 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-07 10:58:35,987 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-11-07 10:58:35,988 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-07 10:58:35,988 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-07 10:58:35,991 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-07 10:58:35,992 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:58:35" (1/1) ...
[2019-11-07 10:58:35,995 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ecb661c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:35, skipping insertion in model container
[2019-11-07 10:58:35,996 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:58:35" (1/1) ...
[2019-11-07 10:58:36,003 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-07 10:58:36,075 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-11-07 10:58:36,598 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-07 10:58:36,612 INFO  L188         MainTranslator]: Completed pre-run
[2019-11-07 10:58:36,772 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-07 10:58:36,799 INFO  L192         MainTranslator]: Completed translation
[2019-11-07 10:58:36,799 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36 WrapperNode
[2019-11-07 10:58:36,799 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-07 10:58:36,800 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-07 10:58:36,800 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-07 10:58:36,801 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-07 10:58:36,813 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,813 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,830 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,830 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,857 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,880 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,885 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (1/1) ...
[2019-11-07 10:58:36,893 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-07 10:58:36,893 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-11-07 10:58:36,894 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-11-07 10:58:36,894 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-11-07 10:58:36,895 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:58:36" (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
[2019-11-07 10:58:36,973 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-11-07 10:58:36,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-11-07 10:58:36,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-11-07 10:58:36,974 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-11-07 10:58:36,974 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char
[2019-11-07 10:58:36,975 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar
[2019-11-07 10:58:36,976 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2019-11-07 10:58:36,977 INFO  L130     BoogieDeclarations]: Found specification of procedure assert
[2019-11-07 10:58:36,977 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assume
[2019-11-07 10:58:36,977 INFO  L130     BoogieDeclarations]: Found specification of procedure read
[2019-11-07 10:58:36,977 INFO  L130     BoogieDeclarations]: Found specification of procedure write
[2019-11-07 10:58:36,977 INFO  L130     BoogieDeclarations]: Found specification of procedure node1
[2019-11-07 10:58:36,978 INFO  L130     BoogieDeclarations]: Found specification of procedure node2
[2019-11-07 10:58:36,979 INFO  L130     BoogieDeclarations]: Found specification of procedure node3
[2019-11-07 10:58:36,979 INFO  L130     BoogieDeclarations]: Found specification of procedure init
[2019-11-07 10:58:36,979 INFO  L130     BoogieDeclarations]: Found specification of procedure check
[2019-11-07 10:58:36,981 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-11-07 10:58:36,982 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-11-07 10:58:36,982 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-11-07 10:58:39,604 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-11-07 10:58:39,604 INFO  L284             CfgBuilder]: Removed 0 assume(true) statements.
[2019-11-07 10:58:39,606 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:58:39 BoogieIcfgContainer
[2019-11-07 10:58:39,606 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-11-07 10:58:39,607 INFO  L113        PluginConnector]: ------------------------Sifa----------------------------
[2019-11-07 10:58:39,607 INFO  L271        PluginConnector]: Initializing Sifa...
[2019-11-07 10:58:39,607 INFO  L275        PluginConnector]: Sifa initialized
[2019-11-07 10:58:39,608 INFO  L185        PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:58:39" (1/1) ...
[2019-11-07 10:58:39,609 INFO  L79            SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1
[2019-11-07 10:58:39,634 INFO  L159        IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-11-07 10:58:39,635 INFO  L166        IcfgInterpreter]: Building call graph
[2019-11-07 10:58:39,645 INFO  L171        IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-11-07 10:58:39,653 INFO  L176        IcfgInterpreter]: Starting interpretation
[2019-11-07 10:58:39,654 INFO  L197        IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-11-07 10:58:39,938 WARN  L191               SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 136
[2019-11-07 10:58:40,013 INFO  L197        IcfgInterpreter]: Interpreting procedure main with input of size 233 for LOIs