/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-b981219
[2020-04-18 02:09:26,004 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-04-18 02:09:26,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-04-18 02:09:26,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-04-18 02:09:26,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-04-18 02:09:26,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-04-18 02:09:26,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-04-18 02:09:26,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
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[2020-04-18 02:09:26,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-04-18 02:09:26,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-04-18 02:09:26,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-04-18 02:09:26,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-04-18 02:09:26,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-04-18 02:09:26,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-04-18 02:09:26,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-04-18 02:09:26,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-04-18 02:09:26,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-04-18 02:09:26,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-04-18 02:09:26,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-04-18 02:09:26,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-04-18 02:09:26,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-04-18 02:09:26,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf
[2020-04-18 02:09:26,082 INFO L113 SettingsManager]: Loading preferences was successful
[2020-04-18 02:09:26,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-04-18 02:09:26,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-04-18 02:09:26,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-04-18 02:09:26,084 INFO L138 SettingsManager]: * Use SBE=true
[2020-04-18 02:09:26,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-04-18 02:09:26,084 INFO L138 SettingsManager]: * sizeof long=4
[2020-04-18 02:09:26,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-04-18 02:09:26,085 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-04-18 02:09:26,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-04-18 02:09:26,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-04-18 02:09:26,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-04-18 02:09:26,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-04-18 02:09:26,088 INFO L138 SettingsManager]: * sizeof long double=12
[2020-04-18 02:09:26,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-04-18 02:09:26,088 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-04-18 02:09:26,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-04-18 02:09:26,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-04-18 02:09:26,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-04-18 02:09:26,089 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-04-18 02:09:26,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-04-18 02:09:26,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-04-18 02:09:26,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-04-18 02:09:26,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-04-18 02:09:26,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-04-18 02:09:26,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-04-18 02:09:26,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-04-18 02:09:26,091 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-04-18 02:09:26,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-04-18 02:09:26,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2020-04-18 02:09:26,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-04-18 02:09:26,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-04-18 02:09:26,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-04-18 02:09:26,392 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-04-18 02:09:26,393 INFO L275 PluginConnector]: CDTParser initialized
[2020-04-18 02:09:26,394 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc.i
[2020-04-18 02:09:26,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b621e06c/c2d343837e02442385e02d1383824b63/FLAG88d6c25dd
[2020-04-18 02:09:26,932 INFO L306 CDTParser]: Found 1 translation units.
[2020-04-18 02:09:26,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc.i
[2020-04-18 02:09:26,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b621e06c/c2d343837e02442385e02d1383824b63/FLAG88d6c25dd
[2020-04-18 02:09:27,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b621e06c/c2d343837e02442385e02d1383824b63
[2020-04-18 02:09:27,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-04-18 02:09:27,299 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2020-04-18 02:09:27,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-04-18 02:09:27,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-04-18 02:09:27,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-04-18 02:09:27,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 02:09:27" (1/1) ...
[2020-04-18 02:09:27,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215eafa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:27, skipping insertion in model container
[2020-04-18 02:09:27,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 02:09:27" (1/1) ...
[2020-04-18 02:09:27,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-04-18 02:09:27,391 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-04-18 02:09:27,915 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-04-18 02:09:27,927 INFO L203 MainTranslator]: Completed pre-run
[2020-04-18 02:09:27,992 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-04-18 02:09:28,069 INFO L208 MainTranslator]: Completed translation
[2020-04-18 02:09:28,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28 WrapperNode
[2020-04-18 02:09:28,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-04-18 02:09:28,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-04-18 02:09:28,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-04-18 02:09:28,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2020-04-18 02:09:28,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-04-18 02:09:28,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-04-18 02:09:28,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-04-18 02:09:28,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-04-18 02:09:28,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
[2020-04-18 02:09:28,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-04-18 02:09:28,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-04-18 02:09:28,184 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-04-18 02:09:28,184 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-04-18 02:09:28,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-04-18 02:09:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-04-18 02:09:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-04-18 02:09:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-04-18 02:09:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-04-18 02:09:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2020-04-18 02:09:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2020-04-18 02:09:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2020-04-18 02:09:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2020-04-18 02:09:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-04-18 02:09:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-04-18 02:09:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-04-18 02:09:28,239 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-04-18 02:09:28,590 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-04-18 02:09:28,590 INFO L295 CfgBuilder]: Removed 8 assume(true) statements.
[2020-04-18 02:09:28,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 02:09:28 BoogieIcfgContainer
[2020-04-18 02:09:28,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-04-18 02:09:28,595 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-04-18 02:09:28,595 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-04-18 02:09:28,598 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-04-18 02:09:28,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 02:09:27" (1/3) ...
[2020-04-18 02:09:28,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1350499f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 02:09:28, skipping insertion in model container
[2020-04-18 02:09:28,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 02:09:28" (2/3) ...
[2020-04-18 02:09:28,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1350499f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 02:09:28, skipping insertion in model container
[2020-04-18 02:09:28,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 02:09:28" (3/3) ...
[2020-04-18 02:09:28,604 INFO L109 eAbstractionObserver]: Analyzing ICFG safe006_pso.oepc.i
[2020-04-18 02:09:28,614 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-04-18 02:09:28,615 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-04-18 02:09:28,621 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-04-18 02:09:28,622 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-04-18 02:09:28,643 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,644 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,644 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,645 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,645 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,646 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,646 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,646 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,647 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,647 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,647 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,648 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,651 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,652 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,652 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,652 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,658 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,658 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,658 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,659 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 02:09:28,674 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2020-04-18 02:09:28,695 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-04-18 02:09:28,695 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-04-18 02:09:28,695 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-04-18 02:09:28,696 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-04-18 02:09:28,696 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-04-18 02:09:28,696 INFO L380 AbstractCegarLoop]: Difference is false
[2020-04-18 02:09:28,696 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-04-18 02:09:28,696 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-04-18 02:09:28,711 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 56 transitions, 122 flow
[2020-04-18 02:09:28,713 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 61 places, 56 transitions, 122 flow
[2020-04-18 02:09:28,751 INFO L129 PetriNetUnfolder]: 2/54 cut-off events.
[2020-04-18 02:09:28,752 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-04-18 02:09:28,756 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.
[2020-04-18 02:09:28,758 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 61 places, 56 transitions, 122 flow
[2020-04-18 02:09:28,780 INFO L129 PetriNetUnfolder]: 2/54 cut-off events.
[2020-04-18 02:09:28,780 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-04-18 02:09:28,781 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.
[2020-04-18 02:09:28,786 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 672
[2020-04-18 02:09:28,787 INFO L182 etLargeBlockEncoding]: Variable Check.
[2020-04-18 02:09:30,086 INFO L206 etLargeBlockEncoding]: Checked pairs total: 1165
[2020-04-18 02:09:30,087 INFO L214 etLargeBlockEncoding]: Total number of compositions: 48
[2020-04-18 02:09:30,090 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 15 transitions, 40 flow
[2020-04-18 02:09:30,102 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 74 states.
[2020-04-18 02:09:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states.
[2020-04-18 02:09:30,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2020-04-18 02:09:30,109 INFO L417 BasicCegarLoop]: Found error trace
[2020-04-18 02:09:30,109 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2020-04-18 02:09:30,110 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-04-18 02:09:30,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 02:09:30,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1988358065, now seen corresponding path program 1 times
[2020-04-18 02:09:30,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-04-18 02:09:30,122 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85394182]
[2020-04-18 02:09:30,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-04-18 02:09:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-04-18 02:09:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-04-18 02:09:30,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85394182]
[2020-04-18 02:09:30,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-04-18 02:09:30,376 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-04-18 02:09:30,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025885847]
[2020-04-18 02:09:30,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-04-18 02:09:30,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-04-18 02:09:30,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-04-18 02:09:30,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-04-18 02:09:30,399 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 3 states.
[2020-04-18 02:09:30,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-04-18 02:09:30,426 INFO L93 Difference]: Finished difference Result 70 states and 149 transitions.
[2020-04-18 02:09:30,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-04-18 02:09:30,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6
[2020-04-18 02:09:30,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-04-18 02:09:30,438 INFO L225 Difference]: With dead ends: 70
[2020-04-18 02:09:30,438 INFO L226 Difference]: Without dead ends: 54
[2020-04-18 02:09:30,440 INFO L678 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
[2020-04-18 02:09:30,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2020-04-18 02:09:30,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2020-04-18 02:09:30,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states.
[2020-04-18 02:09:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 109 transitions.
[2020-04-18 02:09:30,480 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 109 transitions. Word has length 6
[2020-04-18 02:09:30,481 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-04-18 02:09:30,481 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 109 transitions.
[2020-04-18 02:09:30,481 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-04-18 02:09:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 109 transitions.
[2020-04-18 02:09:30,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2020-04-18 02:09:30,482 INFO L417 BasicCegarLoop]: Found error trace
[2020-04-18 02:09:30,482 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2020-04-18 02:09:30,483 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-04-18 02:09:30,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 02:09:30,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1509525162, now seen corresponding path program 1 times
[2020-04-18 02:09:30,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-04-18 02:09:30,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289500777]
[2020-04-18 02:09:30,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-04-18 02:09:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-04-18 02:09:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-04-18 02:09:30,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289500777]
[2020-04-18 02:09:30,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-04-18 02:09:30,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-04-18 02:09:30,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985319007]
[2020-04-18 02:09:30,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-04-18 02:09:30,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-04-18 02:09:30,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-04-18 02:09:30,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-04-18 02:09:30,583 INFO L87 Difference]: Start difference. First operand 54 states and 109 transitions. Second operand 4 states.
[2020-04-18 02:09:30,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-04-18 02:09:30,614 INFO L93 Difference]: Finished difference Result 60 states and 113 transitions.
[2020-04-18 02:09:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2020-04-18 02:09:30,619 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7
[2020-04-18 02:09:30,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-04-18 02:09:30,620 INFO L225 Difference]: With dead ends: 60
[2020-04-18 02:09:30,620 INFO L226 Difference]: Without dead ends: 36
[2020-04-18 02:09:30,621 INFO L678 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
[2020-04-18 02:09:30,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states.
[2020-04-18 02:09:30,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36.
[2020-04-18 02:09:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states.
[2020-04-18 02:09:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 63 transitions.
[2020-04-18 02:09:30,632 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 63 transitions. Word has length 7
[2020-04-18 02:09:30,633 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-04-18 02:09:30,633 INFO L479 AbstractCegarLoop]: Abstraction has 36 states and 63 transitions.
[2020-04-18 02:09:30,634 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-04-18 02:09:30,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions.
[2020-04-18 02:09:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2020-04-18 02:09:30,635 INFO L417 BasicCegarLoop]: Found error trace
[2020-04-18 02:09:30,635 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-04-18 02:09:30,635 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-04-18 02:09:30,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 02:09:30,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1014872071, now seen corresponding path program 1 times
[2020-04-18 02:09:30,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-04-18 02:09:30,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340878032]
[2020-04-18 02:09:30,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-04-18 02:09:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-04-18 02:09:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-04-18 02:09:30,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340878032]
[2020-04-18 02:09:30,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-04-18 02:09:30,726 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-04-18 02:09:30,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186524287]
[2020-04-18 02:09:30,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-04-18 02:09:30,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-04-18 02:09:30,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-04-18 02:09:30,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-04-18 02:09:30,728 INFO L87 Difference]: Start difference. First operand 36 states and 63 transitions. Second operand 4 states.
[2020-04-18 02:09:30,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-04-18 02:09:30,743 INFO L93 Difference]: Finished difference Result 30 states and 50 transitions.
[2020-04-18 02:09:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2020-04-18 02:09:30,744 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9
[2020-04-18 02:09:30,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-04-18 02:09:30,744 INFO L225 Difference]: With dead ends: 30
[2020-04-18 02:09:30,744 INFO L226 Difference]: Without dead ends: 0
[2020-04-18 02:09:30,745 INFO L678 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
[2020-04-18 02:09:30,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-04-18 02:09:30,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-04-18 02:09:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-04-18 02:09:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-04-18 02:09:30,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9
[2020-04-18 02:09:30,746 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-04-18 02:09:30,746 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-04-18 02:09:30,746 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-04-18 02:09:30,746 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-04-18 02:09:30,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-04-18 02:09:30,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 02:09:30 BasicIcfg
[2020-04-18 02:09:30,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-04-18 02:09:30,755 INFO L168 Benchmark]: Toolchain (without parser) took 3477.81 ms. Allocated memory was 138.4 MB in the beginning and 247.5 MB in the end (delta: 109.1 MB). Free memory was 101.4 MB in the beginning and 190.9 MB in the end (delta: -89.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,755 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 769.52 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 99.4 MB in the beginning and 159.2 MB in the end (delta: -59.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.76 ms. Allocated memory is still 202.4 MB. Free memory was 159.2 MB in the beginning and 157.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,758 INFO L168 Benchmark]: Boogie Preprocessor took 50.92 ms. Allocated memory is still 202.4 MB. Free memory was 157.2 MB in the beginning and 155.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,759 INFO L168 Benchmark]: RCFGBuilder took 409.78 ms. Allocated memory is still 202.4 MB. Free memory was 155.9 MB in the beginning and 135.7 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,760 INFO L168 Benchmark]: TraceAbstraction took 2157.39 ms. Allocated memory was 202.4 MB in the beginning and 247.5 MB in the end (delta: 45.1 MB). Free memory was 135.7 MB in the beginning and 190.9 MB in the end (delta: -55.1 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-04-18 02:09:30,764 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.48 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 769.52 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 99.4 MB in the beginning and 159.2 MB in the end (delta: -59.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 58.76 ms. Allocated memory is still 202.4 MB. Free memory was 159.2 MB in the beginning and 157.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 50.92 ms. Allocated memory is still 202.4 MB. Free memory was 157.2 MB in the beginning and 155.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 409.78 ms. Allocated memory is still 202.4 MB. Free memory was 155.9 MB in the beginning and 135.7 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 2157.39 ms. Allocated memory was 202.4 MB in the beginning and 247.5 MB in the end (delta: 45.1 MB). Free memory was 135.7 MB in the beginning and 190.9 MB in the end (delta: -55.1 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
LbeTime: 1.3s, 61 ProgramPointsBefore, 22 ProgramPointsAfterwards, 56 TransitionsBefore, 15 TransitionsAfterwards, 672 CoEnabledTransitionPairs, 6 FixpointIterations, 13 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 361 VarBasedMoverChecksPositive, 17 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 1165 CheckedPairsTotal, 48 TotalNumberOfCompositions
- 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, 0.2s 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...