/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin000_pso.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-b09bf87
[2020-10-16 11:22:50,609 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-10-16 11:22:50,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 11:22:50,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 11:22:50,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 11:22:50,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 11:22:50,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-10-16 11:22:50,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
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[2020-10-16 11:22:50,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2020-10-16 11:22:50,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-10-16 11:22:50,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-10-16 11:22:50,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-10-16 11:22:50,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 11:22:50,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 11:22:50,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 11:22:50,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 11:22:50,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 11:22:50,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 11:22:50,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 11:22:50,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 11:22:50,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 11:22:50,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-16 11:22:50,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 11:22:50,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
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[2020-10-16 11:22:50,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-10-16 11:22:50,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 11:22:50,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-10-16 11:22:50,691 INFO L113 SettingsManager]: Loading preferences was successful
[2020-10-16 11:22:50,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 11:22:50,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 11:22:50,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-10-16 11:22:50,693 INFO L138 SettingsManager]: * Use SBE=true
[2020-10-16 11:22:50,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 11:22:50,694 INFO L138 SettingsManager]: * sizeof long=4
[2020-10-16 11:22:50,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-10-16 11:22:50,694 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-10-16 11:22:50,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-10-16 11:22:50,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 11:22:50,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 11:22:50,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 11:22:50,695 INFO L138 SettingsManager]: * sizeof long double=12
[2020-10-16 11:22:50,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-10-16 11:22:50,695 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-10-16 11:22:50,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-10-16 11:22:50,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 11:22:50,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-10-16 11:22:50,696 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-10-16 11:22:50,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-10-16 11:22:50,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 11:22:50,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 11:22:50,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-10-16 11:22:50,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 11:22:50,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-10-16 11:22:50,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 11:22:50,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 11:22:50,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-10-16 11:22:50,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2020-10-16 11:22:50,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 11:22:50,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 11:22:50,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 11:22:51,000 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-10-16 11:22:51,001 INFO L275 PluginConnector]: CDTParser initialized
[2020-10-16 11:22:51,002 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_pso.oepc.i
[2020-10-16 11:22:51,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b65fb1736/dd98a4676779468da0820fe939583bc2/FLAGb945c293b
[2020-10-16 11:22:51,611 INFO L306 CDTParser]: Found 1 translation units.
[2020-10-16 11:22:51,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/thin000_pso.oepc.i
[2020-10-16 11:22:51,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b65fb1736/dd98a4676779468da0820fe939583bc2/FLAGb945c293b
[2020-10-16 11:22:51,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b65fb1736/dd98a4676779468da0820fe939583bc2
[2020-10-16 11:22:51,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 11:22:51,895 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 11:22:51,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 11:22:51,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 11:22:51,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 11:22:51,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:22:51" (1/1) ...
[2020-10-16 11:22:51,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d62d0d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:51, skipping insertion in model container
[2020-10-16 11:22:51,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:22:51" (1/1) ...
[2020-10-16 11:22:51,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-10-16 11:22:51,976 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-10-16 11:22:52,406 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:22:52,418 INFO L203 MainTranslator]: Completed pre-run
[2020-10-16 11:22:52,584 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:22:52,660 INFO L208 MainTranslator]: Completed translation
[2020-10-16 11:22:52,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52 WrapperNode
[2020-10-16 11:22:52,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 11:22:52,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 11:22:52,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 11:22:52,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 11:22:52,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 11:22:52,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 11:22:52,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 11:22:52,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 11:22:52,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (1/1) ...
[2020-10-16 11:22:52,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 11:22:52,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 11:22:52,735 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 11:22:52,735 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-10-16 11:22:52,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (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 11:22:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 11:22:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 11:22:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 11:22:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 11:22:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 11:22:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 11:22:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 11:22:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 11:22:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 11:22:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 11:22:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 11:22:52,812 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 11:22:53,153 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 11:22:53,154 INFO L298 CfgBuilder]: Removed 8 assume(true) statements.
[2020-10-16 11:22:53,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:22:53 BoogieIcfgContainer
[2020-10-16 11:22:53,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 11:22:53,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 11:22:53,158 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 11:22:53,162 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-10-16 11:22:53,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:22:51" (1/3) ...
[2020-10-16 11:22:53,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7caba8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:22:53, skipping insertion in model container
[2020-10-16 11:22:53,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:22:52" (2/3) ...
[2020-10-16 11:22:53,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7caba8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:22:53, skipping insertion in model container
[2020-10-16 11:22:53,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:22:53" (3/3) ...
[2020-10-16 11:22:53,167 INFO L111 eAbstractionObserver]: Analyzing ICFG thin000_pso.oepc.i
[2020-10-16 11:22:53,179 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 11:22:53,179 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-10-16 11:22:53,187 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-10-16 11:22:53,188 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 11:22:53,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,215 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,216 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,218 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,218 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,224 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,224 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,234 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,235 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:22:53,237 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 11:22:53,251 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2020-10-16 11:22:53,269 INFO L377 AbstractCegarLoop]: Interprodecural is true
[2020-10-16 11:22:53,270 INFO L378 AbstractCegarLoop]: Hoare is true
[2020-10-16 11:22:53,270 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-10-16 11:22:53,270 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 11:22:53,270 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 11:22:53,271 INFO L382 AbstractCegarLoop]: Difference is false
[2020-10-16 11:22:53,271 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 11:22:53,271 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 11:22:53,283 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2020-10-16 11:22:53,286 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 56 transitions, 122 flow
[2020-10-16 11:22:53,288 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 56 transitions, 122 flow
[2020-10-16 11:22:53,290 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 61 places, 56 transitions, 122 flow
[2020-10-16 11:22:53,333 INFO L129 PetriNetUnfolder]: 2/54 cut-off events.
[2020-10-16 11:22:53,333 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 11:22:53,341 INFO L80 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 54 events. 2/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 32 event pairs, 0 based on Foata normal form. 0/51 useless extension candidates. Maximal degree in co-relation 41. Up to 2 conditions per place.
[2020-10-16 11:22:53,344 INFO L117 LiptonReduction]: Number of co-enabled transitions 672
[2020-10-16 11:22:54,709 INFO L132 LiptonReduction]: Checked pairs total: 1197
[2020-10-16 11:22:54,710 INFO L134 LiptonReduction]: Total number of compositions: 50
[2020-10-16 11:22:54,717 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 15 transitions, 40 flow
[2020-10-16 11:22:54,730 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 74 states.
[2020-10-16 11:22:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states.
[2020-10-16 11:22:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2020-10-16 11:22:54,739 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:22:54,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2020-10-16 11:22:54,741 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:22:54,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:22:54,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1988358065, now seen corresponding path program 1 times
[2020-10-16 11:22:54,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:22:54,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734944673]
[2020-10-16 11:22:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:22:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:22:54,971 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 11:22:54,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734944673]
[2020-10-16 11:22:54,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:22:54,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 11:22:54,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905266062]
[2020-10-16 11:22:54,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 11:22:54,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:22:54,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 11:22:54,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:22:54,992 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 3 states.
[2020-10-16 11:22:55,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:22:55,025 INFO L93 Difference]: Finished difference Result 70 states and 149 transitions.
[2020-10-16 11:22:55,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-10-16 11:22:55,027 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6
[2020-10-16 11:22:55,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:22:55,038 INFO L225 Difference]: With dead ends: 70
[2020-10-16 11:22:55,038 INFO L226 Difference]: Without dead ends: 54
[2020-10-16 11:22:55,040 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:22:55,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2020-10-16 11:22:55,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2020-10-16 11:22:55,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states.
[2020-10-16 11:22:55,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 109 transitions.
[2020-10-16 11:22:55,084 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 109 transitions. Word has length 6
[2020-10-16 11:22:55,084 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:22:55,084 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 109 transitions.
[2020-10-16 11:22:55,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 11:22:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 109 transitions.
[2020-10-16 11:22:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2020-10-16 11:22:55,085 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:22:55,086 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:22:55,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 11:22:55,086 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:22:55,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:22:55,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1509525162, now seen corresponding path program 1 times
[2020-10-16 11:22:55,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:22:55,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849760053]
[2020-10-16 11:22:55,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:22:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:22:55,165 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 11:22:55,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849760053]
[2020-10-16 11:22:55,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:22:55,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:22:55,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911883519]
[2020-10-16 11:22:55,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:22:55,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:22:55,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:22:55,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:22:55,169 INFO L87 Difference]: Start difference. First operand 54 states and 109 transitions. Second operand 4 states.
[2020-10-16 11:22:55,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:22:55,198 INFO L93 Difference]: Finished difference Result 60 states and 113 transitions.
[2020-10-16 11:22:55,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2020-10-16 11:22:55,198 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7
[2020-10-16 11:22:55,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:22:55,199 INFO L225 Difference]: With dead ends: 60
[2020-10-16 11:22:55,200 INFO L226 Difference]: Without dead ends: 36
[2020-10-16 11:22:55,200 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 11:22:55,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states.
[2020-10-16 11:22:55,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36.
[2020-10-16 11:22:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states.
[2020-10-16 11:22:55,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 63 transitions.
[2020-10-16 11:22:55,207 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 63 transitions. Word has length 7
[2020-10-16 11:22:55,207 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:22:55,207 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 63 transitions.
[2020-10-16 11:22:55,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:22:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions.
[2020-10-16 11:22:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2020-10-16 11:22:55,208 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:22:55,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:22:55,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 11:22:55,209 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:22:55,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:22:55,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1014872071, now seen corresponding path program 1 times
[2020-10-16 11:22:55,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:22:55,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444943644]
[2020-10-16 11:22:55,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:22:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:22:55,281 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 11:22:55,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444943644]
[2020-10-16 11:22:55,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:22:55,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:22:55,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997298290]
[2020-10-16 11:22:55,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:22:55,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:22:55,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:22:55,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:22:55,284 INFO L87 Difference]: Start difference. First operand 36 states and 63 transitions. Second operand 4 states.
[2020-10-16 11:22:55,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:22:55,300 INFO L93 Difference]: Finished difference Result 30 states and 50 transitions.
[2020-10-16 11:22:55,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2020-10-16 11:22:55,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9
[2020-10-16 11:22:55,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:22:55,301 INFO L225 Difference]: With dead ends: 30
[2020-10-16 11:22:55,302 INFO L226 Difference]: Without dead ends: 0
[2020-10-16 11:22:55,302 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 11:22:55,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-10-16 11:22:55,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-10-16 11:22:55,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-10-16 11:22:55,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-10-16 11:22:55,303 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9
[2020-10-16 11:22:55,304 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:22:55,304 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-10-16 11:22:55,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:22:55,304 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-10-16 11:22:55,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-10-16 11:22:55,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 11:22:55,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:22:55 BasicIcfg
[2020-10-16 11:22:55,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 11:22:55,313 INFO L168 Benchmark]: Toolchain (without parser) took 3415.80 ms. Allocated memory was 140.0 MB in the beginning and 246.4 MB in the end (delta: 106.4 MB). Free memory was 102.1 MB in the beginning and 178.7 MB in the end (delta: -76.6 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,314 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.81 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 161.2 MB in the end (delta: -59.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.25 ms. Allocated memory is still 202.9 MB. Free memory was 161.2 MB in the beginning and 159.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,319 INFO L168 Benchmark]: Boogie Preprocessor took 23.96 ms. Allocated memory is still 202.9 MB. Free memory was 159.3 MB in the beginning and 157.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,321 INFO L168 Benchmark]: RCFGBuilder took 422.43 ms. Allocated memory is still 202.9 MB. Free memory was 157.4 MB in the beginning and 137.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,327 INFO L168 Benchmark]: TraceAbstraction took 2149.98 ms. Allocated memory was 202.9 MB in the beginning and 246.4 MB in the end (delta: 43.5 MB). Free memory was 137.4 MB in the beginning and 178.7 MB in the end (delta: -41.3 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
[2020-10-16 11:22:55,340 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.36 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 765.81 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 161.2 MB in the end (delta: -59.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 48.25 ms. Allocated memory is still 202.9 MB. Free memory was 161.2 MB in the beginning and 159.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 23.96 ms. Allocated memory is still 202.9 MB. Free memory was 159.3 MB in the beginning and 157.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 422.43 ms. Allocated memory is still 202.9 MB. Free memory was 157.4 MB in the beginning and 137.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 2149.98 ms. Allocated memory was 202.9 MB in the beginning and 246.4 MB in the end (delta: 43.5 MB). Free memory was 137.4 MB in the beginning and 178.7 MB in the end (delta: -41.3 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
481 VarBasedMoverChecksPositive, 28 VarBasedMoverChecksNegative, 4 SemBasedMoverChecksPositive, 24 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 40 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.4s, 61 PlacesBefore, 22 PlacesAfterwards, 56 TransitionsBefore, 15 TransitionsAfterwards, 672 CoEnabledTransitionPairs, 5 FixpointIterations, 13 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 50 TotalNumberOfCompositions, 1197 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 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.4s, HoareTripleCheckerStatistics: 33 SDtfs, 32 SDslu, 20 SDs, 0 SdLazy, 11 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 375 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...