java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+sep-reducer.c


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


This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 00:45:05,065 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-14 00:45:05,068 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 00:45:05,086 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 00:45:05,086 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 00:45:05,088 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 00:45:05,090 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 00:45:05,101 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 00:45:05,103 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 00:45:05,104 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 00:45:05,104 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
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[2019-10-14 00:45:05,106 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
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[2019-10-14 00:45:05,108 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 00:45:05,109 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 00:45:05,110 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 00:45:05,110 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 00:45:05,112 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 00:45:05,114 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 00:45:05,117 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 00:45:05,118 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 00:45:05,119 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 00:45:05,122 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 00:45:05,124 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2019-10-14 00:45:05,125 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 00:45:05,127 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 00:45:05,128 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-14 00:45:05,130 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-14 00:45:05,130 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-10-14 00:45:05,133 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-14 00:45:05,136 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-14 00:45:05,136 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2019-10-14 00:45:05,138 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-14 00:45:05,142 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 00:45:05,143 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
[2019-10-14 00:45:05,163 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-14 00:45:05,164 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 00:45:05,166 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 00:45:05,166 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-14 00:45:05,166 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-10-14 00:45:05,166 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 00:45:05,167 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-14 00:45:05,167 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-14 00:45:05,167 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-14 00:45:05,167 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-14 00:45:05,168 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 00:45:05,169 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 00:45:05,169 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 00:45:05,169 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-14 00:45:05,169 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-14 00:45:05,170 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-14 00:45:05,170 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-14 00:45:05,170 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 00:45:05,170 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-10-14 00:45:05,170 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-14 00:45:05,171 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-10-14 00:45:05,171 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 00:45:05,171 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 00:45:05,171 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 00:45:05,172 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 00:45:05,172 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-10-14 00:45:05,172 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 00:45:05,172 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 00:45:05,172 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain
[2019-10-14 00:45:05,460 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 00:45:05,480 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 00:45:05,483 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 00:45:05,485 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-14 00:45:05,485 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-14 00:45:05,486 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+sep-reducer.c
[2019-10-14 00:45:05,561 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/263a8f2c0/60d481fa677a4d06aff9f9b93ff969e5/FLAGdc400cea4
[2019-10-14 00:45:06,350 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-14 00:45:06,350 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+sep-reducer.c
[2019-10-14 00:45:06,385 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/263a8f2c0/60d481fa677a4d06aff9f9b93ff969e5/FLAGdc400cea4
[2019-10-14 00:45:06,497 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/263a8f2c0/60d481fa677a4d06aff9f9b93ff969e5
[2019-10-14 00:45:06,508 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 00:45:06,510 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 00:45:06,511 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 00:45:06,512 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 00:45:06,515 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 00:45:06,516 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:06" (1/1) ...
[2019-10-14 00:45:06,520 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284d3eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:06, skipping insertion in model container
[2019-10-14 00:45:06,520 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:06" (1/1) ...
[2019-10-14 00:45:06,528 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-14 00:45:06,695 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-14 00:45:07,818 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:45:07,842 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-14 00:45:08,181 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:45:08,210 INFO  L192         MainTranslator]: Completed translation
[2019-10-14 00:45:08,210 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08 WrapperNode
[2019-10-14 00:45:08,211 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 00:45:08,213 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 00:45:08,213 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 00:45:08,213 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 00:45:08,229 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,230 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,283 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,284 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,360 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,414 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,429 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (1/1) ...
[2019-10-14 00:45:08,454 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 00:45:08,455 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 00:45:08,455 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 00:45:08,455 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-14 00:45:08,457 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:08" (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
[2019-10-14 00:45:08,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 00:45:08,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 00:45:08,552 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 00:45:08,552 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 00:45:08,552 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2019-10-14 00:45:08,554 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char
[2019-10-14 00:45:08,554 INFO  L130     BoogieDeclarations]: Found specification of procedure assert
[2019-10-14 00:45:08,554 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assume
[2019-10-14 00:45:08,554 INFO  L130     BoogieDeclarations]: Found specification of procedure read
[2019-10-14 00:45:08,555 INFO  L130     BoogieDeclarations]: Found specification of procedure write
[2019-10-14 00:45:08,555 INFO  L130     BoogieDeclarations]: Found specification of procedure node1
[2019-10-14 00:45:08,556 INFO  L130     BoogieDeclarations]: Found specification of procedure node2
[2019-10-14 00:45:08,556 INFO  L130     BoogieDeclarations]: Found specification of procedure node3
[2019-10-14 00:45:08,557 INFO  L130     BoogieDeclarations]: Found specification of procedure init
[2019-10-14 00:45:08,558 INFO  L130     BoogieDeclarations]: Found specification of procedure check
[2019-10-14 00:45:08,558 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-10-14 00:45:08,560 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 00:45:08,561 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 00:45:12,519 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 00:45:12,520 INFO  L284             CfgBuilder]: Removed 0 assume(true) statements.
[2019-10-14 00:45:12,523 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:12 BoogieIcfgContainer
[2019-10-14 00:45:12,523 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 00:45:12,524 INFO  L113        PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-10-14 00:45:12,524 INFO  L271        PluginConnector]: Initializing Abstract Interpretation...
[2019-10-14 00:45:12,524 INFO  L275        PluginConnector]: Abstract Interpretation initialized
[2019-10-14 00:45:12,525 INFO  L185        PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:12" (1/1) ...
[2019-10-14 00:45:12,591 INFO  L101         FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2)
[2019-10-14 00:45:13,089 WARN  L79         EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.