/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin001_pso.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-b09bf87
[2020-10-16 12:12:30,320 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-10-16 12:12:30,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 12:12:30,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 12:12:30,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 12:12:30,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 12:12:30,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-10-16 12:12:30,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-10-16 12:12:30,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-10-16 12:12:30,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-10-16 12:12:30,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-10-16 12:12:30,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-10-16 12:12:30,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-10-16 12:12:30,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-10-16 12:12:30,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-10-16 12:12:30,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 12:12:30,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 12:12:30,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 12:12:30,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 12:12:30,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 12:12:30,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 12:12:30,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 12:12:30,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 12:12:30,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 12:12:30,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-10-16 12:12:30,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-10-16 12:12:30,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 12:12:30,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-10-16 12:12:30,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-10-16 12:12:30,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-10-16 12:12:30,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-10-16 12:12:30,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-10-16 12:12:30,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2020-10-16 12:12:30,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-10-16 12:12:30,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
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[2020-10-16 12:12:30,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 12:12:30,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 12:12:30,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf
[2020-10-16 12:12:30,488 INFO L113 SettingsManager]: Loading preferences was successful
[2020-10-16 12:12:30,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 12:12:30,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 12:12:30,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-10-16 12:12:30,490 INFO L138 SettingsManager]: * Use SBE=true
[2020-10-16 12:12:30,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 12:12:30,491 INFO L138 SettingsManager]: * sizeof long=4
[2020-10-16 12:12:30,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-10-16 12:12:30,491 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-10-16 12:12:30,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-10-16 12:12:30,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 12:12:30,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 12:12:30,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 12:12:30,494 INFO L138 SettingsManager]: * sizeof long double=12
[2020-10-16 12:12:30,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-10-16 12:12:30,494 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-10-16 12:12:30,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-10-16 12:12:30,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 12:12:30,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-10-16 12:12:30,495 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-10-16 12:12:30,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-10-16 12:12:30,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 12:12:30,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 12:12:30,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-16 12:12:30,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 12:12:30,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-10-16 12:12:30,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 12:12:30,496 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-16 12:12:30,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 12:12:30,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 12:12:30,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 12:12:30,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 12:12:30,825 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-10-16 12:12:30,826 INFO L275 PluginConnector]: CDTParser initialized
[2020-10-16 12:12:30,826 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin001_pso.oepc.i
[2020-10-16 12:12:30,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce833d638/3b383265ac53424b814b41265b554b56/FLAGbe06430c8
[2020-10-16 12:12:31,372 INFO L306 CDTParser]: Found 1 translation units.
[2020-10-16 12:12:31,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/thin001_pso.oepc.i
[2020-10-16 12:12:31,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce833d638/3b383265ac53424b814b41265b554b56/FLAGbe06430c8
[2020-10-16 12:12:31,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce833d638/3b383265ac53424b814b41265b554b56
[2020-10-16 12:12:31,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 12:12:31,724 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 12:12:31,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 12:12:31,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 12:12:31,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 12:12:31,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:31" (1/1) ...
[2020-10-16 12:12:31,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a922c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:31, skipping insertion in model container
[2020-10-16 12:12:31,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:31" (1/1) ...
[2020-10-16 12:12:31,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-10-16 12:12:31,808 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-10-16 12:12:32,311 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:12:32,323 INFO L203 MainTranslator]: Completed pre-run
[2020-10-16 12:12:32,366 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:12:32,445 INFO L208 MainTranslator]: Completed translation
[2020-10-16 12:12:32,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32 WrapperNode
[2020-10-16 12:12:32,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 12:12:32,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 12:12:32,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 12:12:32,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 12:12:32,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 12:12:32,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 12:12:32,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 12:12:32,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 12:12:32,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
[2020-10-16 12:12:32,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 12:12:32,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 12:12:32,524 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 12:12:32,524 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-10-16 12:12:32,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-10-16 12:12:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 12:12:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 12:12:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 12:12:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 12:12:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 12:12:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 12:12:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 12:12:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 12:12:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2020-10-16 12:12:32,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2020-10-16 12:12:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 12:12:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 12:12:32,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 12:12:32,597 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-10-16 12:12:32,969 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 12:12:32,969 INFO L298 CfgBuilder]: Removed 8 assume(true) statements.
[2020-10-16 12:12:32,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:12:32 BoogieIcfgContainer
[2020-10-16 12:12:32,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 12:12:32,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 12:12:32,974 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 12:12:32,978 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-10-16 12:12:32,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:12:31" (1/3) ...
[2020-10-16 12:12:32,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d0d77ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:12:32, skipping insertion in model container
[2020-10-16 12:12:32,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:32" (2/3) ...
[2020-10-16 12:12:32,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d0d77ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:12:32, skipping insertion in model container
[2020-10-16 12:12:32,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:12:32" (3/3) ...
[2020-10-16 12:12:32,982 INFO L111 eAbstractionObserver]: Analyzing ICFG thin001_pso.oepc.i
[2020-10-16 12:12:32,994 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 12:12:32,994 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-16 12:12:33,002 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-10-16 12:12:33,003 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 12:12:33,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,035 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,035 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,036 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,036 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,037 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,037 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,038 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,038 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,039 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,039 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,039 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,040 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,043 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,044 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,044 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,044 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,051 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,052 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,063 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,064 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:33,070 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 12:12:33,082 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2020-10-16 12:12:33,098 INFO L377 AbstractCegarLoop]: Interprodecural is true
[2020-10-16 12:12:33,099 INFO L378 AbstractCegarLoop]: Hoare is true
[2020-10-16 12:12:33,099 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-16 12:12:33,099 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 12:12:33,099 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 12:12:33,099 INFO L382 AbstractCegarLoop]: Difference is false
[2020-10-16 12:12:33,099 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 12:12:33,100 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 12:12:33,112 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-16 12:12:33,113 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 71 transitions, 157 flow
[2020-10-16 12:12:33,115 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 71 transitions, 157 flow
[2020-10-16 12:12:33,117 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 79 places, 71 transitions, 157 flow
[2020-10-16 12:12:33,163 INFO L129 PetriNetUnfolder]: 2/68 cut-off events.
[2020-10-16 12:12:33,164 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 12:12:33,169 INFO L80 FinitePrefix]: Finished finitePrefix Result has 78 conditions, 68 events. 2/68 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 51 event pairs, 0 based on Foata normal form. 0/65 useless extension candidates. Maximal degree in co-relation 55. Up to 2 conditions per place.
[2020-10-16 12:12:33,172 INFO L117 LiptonReduction]: Number of co-enabled transitions 1260
[2020-10-16 12:12:34,255 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51
[2020-10-16 12:12:34,346 INFO L132 LiptonReduction]: Checked pairs total: 2579
[2020-10-16 12:12:34,346 INFO L134 LiptonReduction]: Total number of compositions: 58
[2020-10-16 12:12:34,354 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 32 places, 23 transitions, 61 flow
[2020-10-16 12:12:34,385 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 362 states.
[2020-10-16 12:12:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states.
[2020-10-16 12:12:34,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2020-10-16 12:12:34,396 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:34,397 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:34,397 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:34,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:34,403 INFO L82 PathProgramCache]: Analyzing trace with hash -691335731, now seen corresponding path program 1 times
[2020-10-16 12:12:34,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:34,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695988184]
[2020-10-16 12:12:34,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:34,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695988184]
[2020-10-16 12:12:34,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:34,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:34,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789124058]
[2020-10-16 12:12:34,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-10-16 12:12:34,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:34,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-10-16 12:12:34,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-10-16 12:12:34,634 INFO L87 Difference]: Start difference. First operand 362 states. Second operand 2 states.
[2020-10-16 12:12:34,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:34,669 INFO L93 Difference]: Finished difference Result 362 states and 1072 transitions.
[2020-10-16 12:12:34,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2020-10-16 12:12:34,670 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8
[2020-10-16 12:12:34,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:34,691 INFO L225 Difference]: With dead ends: 362
[2020-10-16 12:12:34,692 INFO L226 Difference]: Without dead ends: 298
[2020-10-16 12:12:34,693 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-10-16 12:12:34,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states.
[2020-10-16 12:12:34,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298.
[2020-10-16 12:12:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states.
[2020-10-16 12:12:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 864 transitions.
[2020-10-16 12:12:34,786 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 864 transitions. Word has length 8
[2020-10-16 12:12:34,791 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:34,791 INFO L481 AbstractCegarLoop]: Abstraction has 298 states and 864 transitions.
[2020-10-16 12:12:34,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-10-16 12:12:34,794 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 864 transitions.
[2020-10-16 12:12:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2020-10-16 12:12:34,796 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:34,796 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:34,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 12:12:34,796 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:34,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:34,797 INFO L82 PathProgramCache]: Analyzing trace with hash 43425274, now seen corresponding path program 1 times
[2020-10-16 12:12:34,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:34,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141235131]
[2020-10-16 12:12:34,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:34,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:34,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141235131]
[2020-10-16 12:12:34,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:34,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:34,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971915333]
[2020-10-16 12:12:34,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:12:34,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:34,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:12:34,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:12:34,922 INFO L87 Difference]: Start difference. First operand 298 states and 864 transitions. Second operand 4 states.
[2020-10-16 12:12:34,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:34,957 INFO L93 Difference]: Finished difference Result 330 states and 912 transitions.
[2020-10-16 12:12:34,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-10-16 12:12:34,957 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9
[2020-10-16 12:12:34,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:34,961 INFO L225 Difference]: With dead ends: 330
[2020-10-16 12:12:34,961 INFO L226 Difference]: Without dead ends: 266
[2020-10-16 12:12:34,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:34,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states.
[2020-10-16 12:12:34,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266.
[2020-10-16 12:12:34,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states.
[2020-10-16 12:12:34,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 752 transitions.
[2020-10-16 12:12:34,983 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 752 transitions. Word has length 9
[2020-10-16 12:12:34,983 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:34,983 INFO L481 AbstractCegarLoop]: Abstraction has 266 states and 752 transitions.
[2020-10-16 12:12:34,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:12:34,984 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 752 transitions.
[2020-10-16 12:12:34,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2020-10-16 12:12:34,985 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:34,985 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:34,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 12:12:34,986 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:34,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:34,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1345064228, now seen corresponding path program 1 times
[2020-10-16 12:12:34,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:34,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045569453]
[2020-10-16 12:12:34,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:35,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045569453]
[2020-10-16 12:12:35,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:35,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:35,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507406107]
[2020-10-16 12:12:35,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:35,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:35,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:35,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:35,075 INFO L87 Difference]: Start difference. First operand 266 states and 752 transitions. Second operand 5 states.
[2020-10-16 12:12:35,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:35,142 INFO L93 Difference]: Finished difference Result 290 states and 786 transitions.
[2020-10-16 12:12:35,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-10-16 12:12:35,142 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10
[2020-10-16 12:12:35,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:35,145 INFO L225 Difference]: With dead ends: 290
[2020-10-16 12:12:35,145 INFO L226 Difference]: Without dead ends: 242
[2020-10-16 12:12:35,145 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-10-16 12:12:35,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states.
[2020-10-16 12:12:35,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242.
[2020-10-16 12:12:35,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states.
[2020-10-16 12:12:35,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 670 transitions.
[2020-10-16 12:12:35,160 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 670 transitions. Word has length 10
[2020-10-16 12:12:35,160 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:35,160 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 670 transitions.
[2020-10-16 12:12:35,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:35,161 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 670 transitions.
[2020-10-16 12:12:35,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2020-10-16 12:12:35,162 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:35,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:35,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 12:12:35,163 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:35,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:35,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1654538757, now seen corresponding path program 1 times
[2020-10-16 12:12:35,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:35,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623643783]
[2020-10-16 12:12:35,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:35,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623643783]
[2020-10-16 12:12:35,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:35,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:35,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069052530]
[2020-10-16 12:12:35,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:12:35,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:35,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:12:35,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:12:35,254 INFO L87 Difference]: Start difference. First operand 242 states and 670 transitions. Second operand 4 states.
[2020-10-16 12:12:35,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:35,276 INFO L93 Difference]: Finished difference Result 260 states and 694 transitions.
[2020-10-16 12:12:35,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-10-16 12:12:35,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11
[2020-10-16 12:12:35,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:35,278 INFO L225 Difference]: With dead ends: 260
[2020-10-16 12:12:35,279 INFO L226 Difference]: Without dead ends: 224
[2020-10-16 12:12:35,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:35,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states.
[2020-10-16 12:12:35,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224.
[2020-10-16 12:12:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states.
[2020-10-16 12:12:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 610 transitions.
[2020-10-16 12:12:35,289 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 610 transitions. Word has length 11
[2020-10-16 12:12:35,289 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:35,289 INFO L481 AbstractCegarLoop]: Abstraction has 224 states and 610 transitions.
[2020-10-16 12:12:35,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:12:35,289 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 610 transitions.
[2020-10-16 12:12:35,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-16 12:12:35,291 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:35,292 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:35,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 12:12:35,292 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:35,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:35,292 INFO L82 PathProgramCache]: Analyzing trace with hash 368404844, now seen corresponding path program 1 times
[2020-10-16 12:12:35,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:35,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741560640]
[2020-10-16 12:12:35,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:35,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741560640]
[2020-10-16 12:12:35,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:35,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:35,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007215850]
[2020-10-16 12:12:35,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:35,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:35,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:35,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:35,349 INFO L87 Difference]: Start difference. First operand 224 states and 610 transitions. Second operand 5 states.
[2020-10-16 12:12:35,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:35,393 INFO L93 Difference]: Finished difference Result 293 states and 773 transitions.
[2020-10-16 12:12:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:35,394 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12
[2020-10-16 12:12:35,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:35,395 INFO L225 Difference]: With dead ends: 293
[2020-10-16 12:12:35,396 INFO L226 Difference]: Without dead ends: 146
[2020-10-16 12:12:35,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:35,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states.
[2020-10-16 12:12:35,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146.
[2020-10-16 12:12:35,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states.
[2020-10-16 12:12:35,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 358 transitions.
[2020-10-16 12:12:35,402 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 358 transitions. Word has length 12
[2020-10-16 12:12:35,402 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:35,402 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 358 transitions.
[2020-10-16 12:12:35,402 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:35,402 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 358 transitions.
[2020-10-16 12:12:35,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2020-10-16 12:12:35,404 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:35,404 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:35,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 12:12:35,404 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:35,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:35,405 INFO L82 PathProgramCache]: Analyzing trace with hash 257080554, now seen corresponding path program 1 times
[2020-10-16 12:12:35,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:35,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352796405]
[2020-10-16 12:12:35,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:35,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352796405]
[2020-10-16 12:12:35,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:35,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:35,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097723016]
[2020-10-16 12:12:35,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:35,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:35,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:35,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:35,472 INFO L87 Difference]: Start difference. First operand 146 states and 358 transitions. Second operand 5 states.
[2020-10-16 12:12:35,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:35,517 INFO L93 Difference]: Finished difference Result 176 states and 423 transitions.
[2020-10-16 12:12:35,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:35,518 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13
[2020-10-16 12:12:35,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:35,519 INFO L225 Difference]: With dead ends: 176
[2020-10-16 12:12:35,519 INFO L226 Difference]: Without dead ends: 98
[2020-10-16 12:12:35,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:35,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states.
[2020-10-16 12:12:35,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98.
[2020-10-16 12:12:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states.
[2020-10-16 12:12:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 218 transitions.
[2020-10-16 12:12:35,524 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 218 transitions. Word has length 13
[2020-10-16 12:12:35,524 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:35,524 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 218 transitions.
[2020-10-16 12:12:35,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 218 transitions.
[2020-10-16 12:12:35,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-10-16 12:12:35,525 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:35,525 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:35,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 12:12:35,526 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:35,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:35,526 INFO L82 PathProgramCache]: Analyzing trace with hash -647415272, now seen corresponding path program 1 times
[2020-10-16 12:12:35,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:35,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510344842]
[2020-10-16 12:12:35,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:35,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:35,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510344842]
[2020-10-16 12:12:35,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:35,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:35,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743591430]
[2020-10-16 12:12:35,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:35,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:35,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:35,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:35,574 INFO L87 Difference]: Start difference. First operand 98 states and 218 transitions. Second operand 5 states.
[2020-10-16 12:12:35,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:35,611 INFO L93 Difference]: Finished difference Result 86 states and 186 transitions.
[2020-10-16 12:12:35,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:35,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14
[2020-10-16 12:12:35,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:35,612 INFO L225 Difference]: With dead ends: 86
[2020-10-16 12:12:35,612 INFO L226 Difference]: Without dead ends: 0
[2020-10-16 12:12:35,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:35,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-10-16 12:12:35,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-10-16 12:12:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-10-16 12:12:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-10-16 12:12:35,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14
[2020-10-16 12:12:35,613 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:35,614 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-10-16 12:12:35,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:35,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-10-16 12:12:35,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-10-16 12:12:35,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 12:12:35,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:12:35 BasicIcfg
[2020-10-16 12:12:35,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 12:12:35,620 INFO L168 Benchmark]: Toolchain (without parser) took 3895.68 ms. Allocated memory was 142.6 MB in the beginning and 243.3 MB in the end (delta: 100.7 MB). Free memory was 104.2 MB in the beginning and 183.9 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,621 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 142.6 MB. Free memory was 124.1 MB in the beginning and 123.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.67 ms. Allocated memory was 142.6 MB in the beginning and 203.9 MB in the end (delta: 61.3 MB). Free memory was 104.0 MB in the beginning and 159.0 MB in the end (delta: -54.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.21 ms. Allocated memory is still 203.9 MB. Free memory was 159.0 MB in the beginning and 157.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,624 INFO L168 Benchmark]: Boogie Preprocessor took 27.44 ms. Allocated memory is still 203.9 MB. Free memory was 157.0 MB in the beginning and 155.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,624 INFO L168 Benchmark]: RCFGBuilder took 448.46 ms. Allocated memory is still 203.9 MB. Free memory was 155.1 MB in the beginning and 132.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,625 INFO L168 Benchmark]: TraceAbstraction took 2644.44 ms. Allocated memory was 203.9 MB in the beginning and 243.3 MB in the end (delta: 39.3 MB). Free memory was 132.1 MB in the beginning and 183.9 MB in the end (delta: -51.8 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-10-16 12:12:35,629 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.49 ms. Allocated memory is still 142.6 MB. Free memory was 124.1 MB in the beginning and 123.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 720.67 ms. Allocated memory was 142.6 MB in the beginning and 203.9 MB in the end (delta: 61.3 MB). Free memory was 104.0 MB in the beginning and 159.0 MB in the end (delta: -54.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 49.21 ms. Allocated memory is still 203.9 MB. Free memory was 159.0 MB in the beginning and 157.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 27.44 ms. Allocated memory is still 203.9 MB. Free memory was 157.0 MB in the beginning and 155.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 448.46 ms. Allocated memory is still 203.9 MB. Free memory was 155.1 MB in the beginning and 132.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 2644.44 ms. Allocated memory was 203.9 MB in the beginning and 243.3 MB in the end (delta: 39.3 MB). Free memory was 132.1 MB in the beginning and 183.9 MB in the end (delta: -51.8 MB). There was no memory consumed. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
676 VarBasedMoverChecksPositive, 20 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 46 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.2s, 79 PlacesBefore, 32 PlacesAfterwards, 71 TransitionsBefore, 23 TransitionsAfterwards, 1260 CoEnabledTransitionPairs, 5 FixpointIterations, 15 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 1 ChoiceCompositions, 58 TotalNumberOfCompositions, 2579 MoverChecksTotal
- PositiveResult [Line: 7]: 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
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.2s, HoareTripleCheckerStatistics: 151 SDtfs, 168 SDslu, 225 SDs, 0 SdLazy, 66 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=362occurred 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: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 2725 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 proved your program to be correct!
Received shutdown request...