./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi005.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version b8dbc81d
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi005.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER
--- Real Ultimate output ---
This is Ultimate 0.2.3-?-b8dbc81
[2023-08-30 08:46:00,432 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2023-08-30 08:46:00,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2023-08-30 08:46:00,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2023-08-30 08:46:00,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2023-08-30 08:46:00,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2023-08-30 08:46:00,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2023-08-30 08:46:00,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2023-08-30 08:46:00,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2023-08-30 08:46:00,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2023-08-30 08:46:00,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2023-08-30 08:46:00,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2023-08-30 08:46:00,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2023-08-30 08:46:00,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2023-08-30 08:46:00,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2023-08-30 08:46:00,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2023-08-30 08:46:00,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2023-08-30 08:46:00,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2023-08-30 08:46:00,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2023-08-30 08:46:00,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2023-08-30 08:46:00,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2023-08-30 08:46:00,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2023-08-30 08:46:00,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2023-08-30 08:46:00,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2023-08-30 08:46:00,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2023-08-30 08:46:00,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2023-08-30 08:46:00,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2023-08-30 08:46:00,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2023-08-30 08:46:00,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2023-08-30 08:46:00,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2023-08-30 08:46:00,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2023-08-30 08:46:00,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2023-08-30 08:46:00,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2023-08-30 08:46:00,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2023-08-30 08:46:00,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2023-08-30 08:46:00,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2023-08-30 08:46:00,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2023-08-30 08:46:00,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2023-08-30 08:46:00,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2023-08-30 08:46:00,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2023-08-30 08:46:00,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2023-08-30 08:46:00,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2023-08-30 08:46:00,548 INFO L113 SettingsManager]: Loading preferences was successful
[2023-08-30 08:46:00,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2023-08-30 08:46:00,549 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-08-30 08:46:00,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-08-30 08:46:00,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-08-30 08:46:00,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-08-30 08:46:00,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-08-30 08:46:00,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2023-08-30 08:46:00,551 INFO L138 SettingsManager]: * Use SBE=true
[2023-08-30 08:46:00,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * sizeof long=4
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * sizeof POINTER=4
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-08-30 08:46:00,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-08-30 08:46:00,553 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true
[2023-08-30 08:46:00,553 INFO L138 SettingsManager]: * sizeof long double=12
[2023-08-30 08:46:00,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2023-08-30 08:46:00,553 INFO L138 SettingsManager]: * Use constant arrays=true
[2023-08-30 08:46:00,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-08-30 08:46:00,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-08-30 08:46:00,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-08-30 08:46:00,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2023-08-30 08:46:00,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-08-30 08:46:00,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-08-30 08:46:00,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-08-30 08:46:00,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-08-30 08:46:00,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-08-30 08:46:00,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-08-30 08:46:00,555 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-08-30 08:46:00,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-08-30 08:46:00,555 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-08-30 08:46:00,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-08-30 08:46:00,555 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-08-30 08:46:00,555 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER
[2023-08-30 08:46:00,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-08-30 08:46:00,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-08-30 08:46:00,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-08-30 08:46:00,834 INFO L271 PluginConnector]: Initializing CDTParser...
[2023-08-30 08:46:00,834 INFO L275 PluginConnector]: CDTParser initialized
[2023-08-30 08:46:00,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi005.i
[2023-08-30 08:46:01,837 INFO L500 CDTParser]: Created temporary CDT project at NULL
[2023-08-30 08:46:02,066 INFO L351 CDTParser]: Found 1 translation units.
[2023-08-30 08:46:02,066 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi005.i
[2023-08-30 08:46:02,079 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2936b52e9/e3aeec4842104917aeddd0199c388483/FLAGab6e87c3b
[2023-08-30 08:46:02,094 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2936b52e9/e3aeec4842104917aeddd0199c388483
[2023-08-30 08:46:02,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-08-30 08:46:02,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-08-30 08:46:02,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-08-30 08:46:02,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-08-30 08:46:02,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-08-30 08:46:02,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e506e34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02, skipping insertion in model container
[2023-08-30 08:46:02,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2023-08-30 08:46:02,149 INFO L178 MainTranslator]: Built tables and reachable declarations
[2023-08-30 08:46:02,273 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi005.i[983,996]
[2023-08-30 08:46:02,401 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-08-30 08:46:02,407 INFO L203 MainTranslator]: Completed pre-run
[2023-08-30 08:46:02,429 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi005.i[983,996]
[2023-08-30 08:46:02,497 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-08-30 08:46:02,526 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler.
[2023-08-30 08:46:02,526 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler.
[2023-08-30 08:46:02,530 INFO L208 MainTranslator]: Completed translation
[2023-08-30 08:46:02,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02 WrapperNode
[2023-08-30 08:46:02,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-08-30 08:46:02,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-08-30 08:46:02,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-08-30 08:46:02,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2023-08-30 08:46:02,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,564 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 170
[2023-08-30 08:46:02,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-08-30 08:46:02,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-08-30 08:46:02,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2023-08-30 08:46:02,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2023-08-30 08:46:02,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,581 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-08-30 08:46:02,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-08-30 08:46:02,585 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2023-08-30 08:46:02,585 INFO L275 PluginConnector]: RCFGBuilder initialized
[2023-08-30 08:46:02,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (1/1) ...
[2023-08-30 08:46:02,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-08-30 08:46:02,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-08-30 08:46:02,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-08-30 08:46:02,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2023-08-30 08:46:02,643 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2023-08-30 08:46:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2023-08-30 08:46:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2023-08-30 08:46:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-08-30 08:46:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-08-30 08:46:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-08-30 08:46:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-08-30 08:46:02,645 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-08-30 08:46:02,777 INFO L236 CfgBuilder]: Building ICFG
[2023-08-30 08:46:02,778 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-08-30 08:46:03,069 INFO L277 CfgBuilder]: Performing block encoding
[2023-08-30 08:46:03,203 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-08-30 08:46:03,204 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-08-30 08:46:03,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 08:46:03 BoogieIcfgContainer
[2023-08-30 08:46:03,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-08-30 08:46:03,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-08-30 08:46:03,206 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2023-08-30 08:46:03,208 INFO L275 PluginConnector]: TraceAbstraction initialized
[2023-08-30 08:46:03,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 08:46:02" (1/3) ...
[2023-08-30 08:46:03,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dfa701e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 08:46:03, skipping insertion in model container
[2023-08-30 08:46:03,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:46:02" (2/3) ...
[2023-08-30 08:46:03,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dfa701e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 08:46:03, skipping insertion in model container
[2023-08-30 08:46:03,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 08:46:03" (3/3) ...
[2023-08-30 08:46:03,210 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi005.i
[2023-08-30 08:46:03,215 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-08-30 08:46:03,220 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-08-30 08:46:03,221 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2023-08-30 08:46:03,221 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-08-30 08:46:03,254 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-08-30 08:46:03,280 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 97 places, 92 transitions, 194 flow
[2023-08-30 08:46:03,319 INFO L130 PetriNetUnfolder]: 2/90 cut-off events.
[2023-08-30 08:46:03,319 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2023-08-30 08:46:03,323 INFO L83 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 90 events. 2/90 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 53 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place.
[2023-08-30 08:46:03,323 INFO L82 GeneralOperation]: Start removeDead. Operand has 97 places, 92 transitions, 194 flow
[2023-08-30 08:46:03,326 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 95 places, 90 transitions, 186 flow
[2023-08-30 08:46:03,329 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2023-08-30 08:46:03,337 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 90 transitions, 186 flow
[2023-08-30 08:46:03,341 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 90 transitions, 186 flow
[2023-08-30 08:46:03,341 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 95 places, 90 transitions, 186 flow
[2023-08-30 08:46:03,356 INFO L130 PetriNetUnfolder]: 2/90 cut-off events.
[2023-08-30 08:46:03,356 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2023-08-30 08:46:03,357 INFO L83 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 90 events. 2/90 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 53 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place.
[2023-08-30 08:46:03,358 INFO L119 LiptonReduction]: Number of co-enabled transitions 1276
[2023-08-30 08:46:06,014 INFO L134 LiptonReduction]: Checked pairs total: 4467
[2023-08-30 08:46:06,015 INFO L136 LiptonReduction]: Total number of compositions: 78
[2023-08-30 08:46:06,024 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-08-30 08:46:06,027 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c47b1b2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-08-30 08:46:06,028 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations.
[2023-08-30 08:46:06,031 INFO L130 PetriNetUnfolder]: 0/6 cut-off events.
[2023-08-30 08:46:06,031 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2023-08-30 08:46:06,031 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-08-30 08:46:06,031 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1]
[2023-08-30 08:46:06,032 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] ===
[2023-08-30 08:46:06,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier
[2023-08-30 08:46:06,035 INFO L85 PathProgramCache]: Analyzing trace with hash 491958952, now seen corresponding path program 1 times
[2023-08-30 08:46:06,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-08-30 08:46:06,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626063628]
[2023-08-30 08:46:06,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-08-30 08:46:06,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-08-30 08:46:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-08-30 08:46:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-08-30 08:46:06,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-08-30 08:46:06,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626063628]
[2023-08-30 08:46:06,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626063628] provided 1 perfect and 0 imperfect interpolant sequences
[2023-08-30 08:46:06,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-08-30 08:46:06,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2023-08-30 08:46:06,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393225383]
[2023-08-30 08:46:06,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-08-30 08:46:06,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-08-30 08:46:06,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-08-30 08:46:06,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-08-30 08:46:06,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-08-30 08:46:06,299 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 170
[2023-08-30 08:46:06,300 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 22 transitions, 50 flow. Second operand has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,301 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-08-30 08:46:06,301 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 170
[2023-08-30 08:46:06,301 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-08-30 08:46:06,398 INFO L130 PetriNetUnfolder]: 189/347 cut-off events.
[2023-08-30 08:46:06,398 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES.
[2023-08-30 08:46:06,399 INFO L83 FinitePrefix]: Finished finitePrefix Result has 699 conditions, 347 events. 189/347 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1285 event pairs, 100 based on Foata normal form. 0/324 useless extension candidates. Maximal degree in co-relation 689. Up to 182 conditions per place.
[2023-08-30 08:46:06,401 INFO L137 encePairwiseOnDemand]: 162/170 looper letters, 29 selfloop transitions, 3 changer transitions 2/35 dead transitions.
[2023-08-30 08:46:06,401 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 35 transitions, 147 flow
[2023-08-30 08:46:06,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-08-30 08:46:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-08-30 08:46:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 259 transitions.
[2023-08-30 08:46:06,410 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5078431372549019
[2023-08-30 08:46:06,410 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 259 transitions.
[2023-08-30 08:46:06,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 259 transitions.
[2023-08-30 08:46:06,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-08-30 08:46:06,412 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 259 transitions.
[2023-08-30 08:46:06,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,417 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,430 INFO L175 Difference]: Start difference. First operand has 28 places, 22 transitions, 50 flow. Second operand 3 states and 259 transitions.
[2023-08-30 08:46:06,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 35 transitions, 147 flow
[2023-08-30 08:46:06,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 35 transitions, 144 flow, removed 0 selfloop flow, removed 2 redundant places.
[2023-08-30 08:46:06,433 INFO L231 Difference]: Finished difference. Result has 29 places, 21 transitions, 63 flow
[2023-08-30 08:46:06,434 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=63, PETRI_PLACES=29, PETRI_TRANSITIONS=21}
[2023-08-30 08:46:06,438 INFO L281 CegarLoopForPetriNet]: 28 programPoint places, 1 predicate places.
[2023-08-30 08:46:06,438 INFO L495 AbstractCegarLoop]: Abstraction has has 29 places, 21 transitions, 63 flow
[2023-08-30 08:46:06,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,439 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-08-30 08:46:06,440 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-08-30 08:46:06,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-08-30 08:46:06,441 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] ===
[2023-08-30 08:46:06,442 INFO L145 PredicateUnifier]: Initialized classic predicate unifier
[2023-08-30 08:46:06,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1814131821, now seen corresponding path program 1 times
[2023-08-30 08:46:06,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-08-30 08:46:06,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987430183]
[2023-08-30 08:46:06,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-08-30 08:46:06,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-08-30 08:46:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-08-30 08:46:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-08-30 08:46:06,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-08-30 08:46:06,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987430183]
[2023-08-30 08:46:06,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987430183] provided 1 perfect and 0 imperfect interpolant sequences
[2023-08-30 08:46:06,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-08-30 08:46:06,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-08-30 08:46:06,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050418171]
[2023-08-30 08:46:06,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-08-30 08:46:06,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-08-30 08:46:06,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-08-30 08:46:06,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-08-30 08:46:06,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-08-30 08:46:06,564 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 170
[2023-08-30 08:46:06,565 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 21 transitions, 63 flow. Second operand has 4 states, 4 states have (on average 76.0) internal successors, (304), 4 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,565 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-08-30 08:46:06,565 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 170
[2023-08-30 08:46:06,565 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-08-30 08:46:06,645 INFO L130 PetriNetUnfolder]: 172/315 cut-off events.
[2023-08-30 08:46:06,646 INFO L131 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES.
[2023-08-30 08:46:06,647 INFO L83 FinitePrefix]: Finished finitePrefix Result has 730 conditions, 315 events. 172/315 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1149 event pairs, 100 based on Foata normal form. 0/312 useless extension candidates. Maximal degree in co-relation 719. Up to 182 conditions per place.
[2023-08-30 08:46:06,648 INFO L137 encePairwiseOnDemand]: 165/170 looper letters, 27 selfloop transitions, 3 changer transitions 0/31 dead transitions.
[2023-08-30 08:46:06,648 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 31 transitions, 141 flow
[2023-08-30 08:46:06,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-08-30 08:46:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2023-08-30 08:46:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 324 transitions.
[2023-08-30 08:46:06,650 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4764705882352941
[2023-08-30 08:46:06,650 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 324 transitions.
[2023-08-30 08:46:06,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 324 transitions.
[2023-08-30 08:46:06,650 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-08-30 08:46:06,650 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 324 transitions.
[2023-08-30 08:46:06,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 81.0) internal successors, (324), 4 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,652 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,653 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,653 INFO L175 Difference]: Start difference. First operand has 29 places, 21 transitions, 63 flow. Second operand 4 states and 324 transitions.
[2023-08-30 08:46:06,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 31 transitions, 141 flow
[2023-08-30 08:46:06,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 31 transitions, 138 flow, removed 0 selfloop flow, removed 1 redundant places.
[2023-08-30 08:46:06,654 INFO L231 Difference]: Finished difference. Result has 29 places, 19 transitions, 58 flow
[2023-08-30 08:46:06,654 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=58, PETRI_PLACES=29, PETRI_TRANSITIONS=19}
[2023-08-30 08:46:06,655 INFO L281 CegarLoopForPetriNet]: 28 programPoint places, 1 predicate places.
[2023-08-30 08:46:06,655 INFO L495 AbstractCegarLoop]: Abstraction has has 29 places, 19 transitions, 58 flow
[2023-08-30 08:46:06,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 76.0) internal successors, (304), 4 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,656 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-08-30 08:46:06,656 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-08-30 08:46:06,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-08-30 08:46:06,656 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] ===
[2023-08-30 08:46:06,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier
[2023-08-30 08:46:06,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1814131820, now seen corresponding path program 1 times
[2023-08-30 08:46:06,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-08-30 08:46:06,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336127065]
[2023-08-30 08:46:06,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-08-30 08:46:06,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-08-30 08:46:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-08-30 08:46:06,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-08-30 08:46:06,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-08-30 08:46:06,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336127065]
[2023-08-30 08:46:06,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336127065] provided 1 perfect and 0 imperfect interpolant sequences
[2023-08-30 08:46:06,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-08-30 08:46:06,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-08-30 08:46:06,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809638076]
[2023-08-30 08:46:06,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-08-30 08:46:06,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-08-30 08:46:06,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-08-30 08:46:06,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-08-30 08:46:06,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2023-08-30 08:46:06,781 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 170
[2023-08-30 08:46:06,781 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 19 transitions, 58 flow. Second operand has 4 states, 4 states have (on average 76.0) internal successors, (304), 4 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,782 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-08-30 08:46:06,782 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 170
[2023-08-30 08:46:06,782 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-08-30 08:46:06,846 INFO L130 PetriNetUnfolder]: 164/297 cut-off events.
[2023-08-30 08:46:06,846 INFO L131 PetriNetUnfolder]: For 102/102 co-relation queries the response was YES.
[2023-08-30 08:46:06,847 INFO L83 FinitePrefix]: Finished finitePrefix Result has 685 conditions, 297 events. 164/297 cut-off events. For 102/102 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1075 event pairs, 100 based on Foata normal form. 10/304 useless extension candidates. Maximal degree in co-relation 673. Up to 182 conditions per place.
[2023-08-30 08:46:06,848 INFO L137 encePairwiseOnDemand]: 165/170 looper letters, 0 selfloop transitions, 0 changer transitions 29/29 dead transitions.
[2023-08-30 08:46:06,848 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 29 transitions, 132 flow
[2023-08-30 08:46:06,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-08-30 08:46:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2023-08-30 08:46:06,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 322 transitions.
[2023-08-30 08:46:06,850 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47352941176470587
[2023-08-30 08:46:06,850 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 322 transitions.
[2023-08-30 08:46:06,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 322 transitions.
[2023-08-30 08:46:06,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-08-30 08:46:06,850 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 322 transitions.
[2023-08-30 08:46:06,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,852 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,852 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,852 INFO L175 Difference]: Start difference. First operand has 29 places, 19 transitions, 58 flow. Second operand 4 states and 322 transitions.
[2023-08-30 08:46:06,853 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 29 transitions, 132 flow
[2023-08-30 08:46:06,853 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 29 transitions, 125 flow, removed 0 selfloop flow, removed 3 redundant places.
[2023-08-30 08:46:06,854 INFO L231 Difference]: Finished difference. Result has 27 places, 0 transitions, 0 flow
[2023-08-30 08:46:06,854 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=43, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=0, PETRI_PLACES=27, PETRI_TRANSITIONS=0}
[2023-08-30 08:46:06,855 INFO L281 CegarLoopForPetriNet]: 28 programPoint places, -1 predicate places.
[2023-08-30 08:46:06,857 INFO L495 AbstractCegarLoop]: Abstraction has has 27 places, 0 transitions, 0 flow
[2023-08-30 08:46:06,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 76.0) internal successors, (304), 4 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-08-30 08:46:06,859 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining)
[2023-08-30 08:46:06,859 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining)
[2023-08-30 08:46:06,859 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining)
[2023-08-30 08:46:06,860 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining)
[2023-08-30 08:46:06,860 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 10 remaining)
[2023-08-30 08:46:06,860 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 10 remaining)
[2023-08-30 08:46:06,860 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining)
[2023-08-30 08:46:06,861 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining)
[2023-08-30 08:46:06,861 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining)
[2023-08-30 08:46:06,861 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining)
[2023-08-30 08:46:06,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-08-30 08:46:06,861 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2023-08-30 08:46:06,866 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-08-30 08:46:06,866 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-08-30 08:46:06,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.08 08:46:06 BasicIcfg
[2023-08-30 08:46:06,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-08-30 08:46:06,870 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-08-30 08:46:06,870 INFO L271 PluginConnector]: Initializing Witness Printer...
[2023-08-30 08:46:06,870 INFO L275 PluginConnector]: Witness Printer initialized
[2023-08-30 08:46:06,870 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 08:46:03" (3/4) ...
[2023-08-30 08:46:06,872 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-08-30 08:46:06,875 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2023-08-30 08:46:06,875 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2023-08-30 08:46:06,879 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges
[2023-08-30 08:46:06,880 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges
[2023-08-30 08:46:06,882 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2023-08-30 08:46:06,882 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-08-30 08:46:06,914 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2023-08-30 08:46:06,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-08-30 08:46:06,915 INFO L158 Benchmark]: Toolchain (without parser) took 4816.10ms. Allocated memory was 75.5MB in the beginning and 144.7MB in the end (delta: 69.2MB). Free memory was 50.8MB in the beginning and 59.4MB in the end (delta: -8.6MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,915 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-08-30 08:46:06,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.86ms. Allocated memory is still 75.5MB. Free memory was 50.6MB in the beginning and 46.1MB in the end (delta: 4.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.20ms. Allocated memory is still 75.5MB. Free memory was 46.1MB in the beginning and 43.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,915 INFO L158 Benchmark]: Boogie Preprocessor took 19.72ms. Allocated memory is still 75.5MB. Free memory was 43.1MB in the beginning and 41.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,916 INFO L158 Benchmark]: RCFGBuilder took 620.61ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 41.0MB in the beginning and 61.9MB in the end (delta: -20.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,916 INFO L158 Benchmark]: TraceAbstraction took 3663.14ms. Allocated memory was 92.3MB in the beginning and 144.7MB in the end (delta: 52.4MB). Free memory was 61.3MB in the beginning and 61.5MB in the end (delta: -257.4kB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,919 INFO L158 Benchmark]: Witness Printer took 44.64ms. Allocated memory is still 144.7MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-08-30 08:46:06,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 429.86ms. Allocated memory is still 75.5MB. Free memory was 50.6MB in the beginning and 46.1MB in the end (delta: 4.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 33.20ms. Allocated memory is still 75.5MB. Free memory was 46.1MB in the beginning and 43.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 19.72ms. Allocated memory is still 75.5MB. Free memory was 43.1MB in the beginning and 41.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 620.61ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 41.0MB in the beginning and 61.9MB in the end (delta: -20.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB.
* TraceAbstraction took 3663.14ms. Allocated memory was 92.3MB in the beginning and 144.7MB in the end (delta: 52.4MB). Free memory was 61.3MB in the beginning and 61.5MB in the end (delta: -257.4kB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB.
* Witness Printer took 44.64ms. Allocated memory is still 144.7MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
Lipton Reduction Statistics: ReductionTime: 2.7s, 95 PlacesBefore, 28 PlacesAfterwards, 90 TransitionsBefore, 22 TransitionsAfterwards, 1276 CoEnabledTransitionPairs, 7 FixpointIterations, 36 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 1 ChoiceCompositions, 78 TotalNumberOfCompositions, 4467 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1522, independent: 1313, independent conditional: 0, independent unconditional: 1313, dependent: 209, dependent conditional: 0, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 709, independent: 678, independent conditional: 0, independent unconditional: 678, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1522, independent: 635, independent conditional: 0, independent unconditional: 635, dependent: 178, dependent conditional: 0, dependent unconditional: 178, unknown: 709, unknown conditional: 0, unknown unconditional: 709] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 55, Positive conditional cache size: 0, Positive unconditional cache size: 55, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0
- PositiveResult [Line: 764]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 764]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 819]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 819]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 5 procedures, 114 locations, 10 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 142 IncrementalHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 5 mSDtfsCounter, 142 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=1, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 84 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-08-30 08:46:06,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE