/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd
[2022-02-09 21:35:21,274 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-02-09 21:35:21,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-02-09 21:35:21,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-02-09 21:35:21,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-02-09 21:35:21,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-02-09 21:35:21,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-02-09 21:35:21,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-02-09 21:35:21,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-02-09 21:35:21,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-02-09 21:35:21,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-02-09 21:35:21,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-02-09 21:35:21,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-02-09 21:35:21,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-02-09 21:35:21,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-02-09 21:35:21,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-02-09 21:35:21,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-02-09 21:35:21,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-02-09 21:35:21,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-02-09 21:35:21,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-02-09 21:35:21,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-02-09 21:35:21,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-02-09 21:35:21,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-02-09 21:35:21,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-02-09 21:35:21,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2022-02-09 21:35:21,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2022-02-09 21:35:21,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2022-02-09 21:35:21,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2022-02-09 21:35:21,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-02-09 21:35:21,358 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-MCRwithDepranks-Lazy.epf
[2022-02-09 21:35:21,385 INFO L113 SettingsManager]: Loading preferences was successful
[2022-02-09 21:35:21,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-02-09 21:35:21,386 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-02-09 21:35:21,386 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-02-09 21:35:21,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-02-09 21:35:21,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-02-09 21:35:21,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-02-09 21:35:21,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-02-09 21:35:21,388 INFO L138 SettingsManager]: * Use SBE=true
[2022-02-09 21:35:21,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-02-09 21:35:21,389 INFO L138 SettingsManager]: * sizeof long=4
[2022-02-09 21:35:21,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-02-09 21:35:21,389 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-02-09 21:35:21,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * sizeof long double=12
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-02-09 21:35:21,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-02-09 21:35:21,390 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-02-09 21:35:21,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-02-09 21:35:21,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 21:35:21,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Construct finite automaton lazily=true
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS
[2022-02-09 21:35:21,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-02-09 21:35:21,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-02-09 21:35:21,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-02-09 21:35:21,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-02-09 21:35:21,590 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-02-09 21:35:21,592 INFO L275 PluginConnector]: CDTParser initialized
[2022-02-09 21:35:21,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i
[2022-02-09 21:35:21,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d05bf997/35323cb731af488ea62203dfcf3a9faf/FLAG24c54aff1
[2022-02-09 21:35:22,087 INFO L306 CDTParser]: Found 1 translation units.
[2022-02-09 21:35:22,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i
[2022-02-09 21:35:22,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d05bf997/35323cb731af488ea62203dfcf3a9faf/FLAG24c54aff1
[2022-02-09 21:35:22,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d05bf997/35323cb731af488ea62203dfcf3a9faf
[2022-02-09 21:35:22,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-02-09 21:35:22,116 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-02-09 21:35:22,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-02-09 21:35:22,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-02-09 21:35:22,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-02-09 21:35:22,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2206e44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22, skipping insertion in model container
[2022-02-09 21:35:22,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-02-09 21:35:22,158 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-02-09 21:35:22,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i[1103,1116]
[2022-02-09 21:35:22,430 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 21:35:22,438 INFO L203 MainTranslator]: Completed pre-run
[2022-02-09 21:35:22,447 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i[1103,1116]
[2022-02-09 21:35:22,468 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 21:35:22,500 INFO L208 MainTranslator]: Completed translation
[2022-02-09 21:35:22,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22 WrapperNode
[2022-02-09 21:35:22,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-02-09 21:35:22,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-02-09 21:35:22,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-02-09 21:35:22,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-02-09 21:35:22,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,543 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49
[2022-02-09 21:35:22,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-02-09 21:35:22,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-02-09 21:35:22,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-02-09 21:35:22,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-02-09 21:35:22,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-02-09 21:35:22,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-02-09 21:35:22,571 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-02-09 21:35:22,571 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-02-09 21:35:22,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (1/1) ...
[2022-02-09 21:35:22,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 21:35:22,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 21:35:22,658 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)
[2022-02-09 21:35:22,688 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
[2022-02-09 21:35:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-02-09 21:35:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-02-09 21:35:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2022-02-09 21:35:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-02-09 21:35:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-02-09 21:35:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2022-02-09 21:35:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2022-02-09 21:35:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-02-09 21:35:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-02-09 21:35:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-02-09 21:35:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-02-09 21:35:22,701 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-02-09 21:35:22,766 INFO L234 CfgBuilder]: Building ICFG
[2022-02-09 21:35:22,767 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-02-09 21:35:22,915 INFO L275 CfgBuilder]: Performing block encoding
[2022-02-09 21:35:22,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-02-09 21:35:22,920 INFO L299 CfgBuilder]: Removed 0 assume(true) statements.
[2022-02-09 21:35:22,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 09:35:22 BoogieIcfgContainer
[2022-02-09 21:35:22,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-02-09 21:35:22,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-02-09 21:35:22,923 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-02-09 21:35:22,926 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-02-09 21:35:22,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 09:35:22" (1/3) ...
[2022-02-09 21:35:22,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7d16e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 09:35:22, skipping insertion in model container
[2022-02-09 21:35:22,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 09:35:22" (2/3) ...
[2022-02-09 21:35:22,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7d16e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 09:35:22, skipping insertion in model container
[2022-02-09 21:35:22,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 09:35:22" (3/3) ...
[2022-02-09 21:35:22,928 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_1_pos.i
[2022-02-09 21:35:22,932 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-02-09 21:35:22,932 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-02-09 21:35:22,932 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-02-09 21:35:22,932 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-02-09 21:35:22,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,966 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,966 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,967 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,967 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,976 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,978 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 21:35:22,983 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2022-02-09 21:35:23,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-02-09 21:35:23,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 21:35:23,018 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-02-09 21:35:23,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2022-02-09 21:35:23,053 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-02-09 21:35:23,057 INFO L339 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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, mLoopAccelerationTechnique=FAST_UPR
[2022-02-09 21:35:23,057 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2022-02-09 21:35:23,095 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 52 transitions and produced 53 states.
[2022-02-09 21:35:23,097 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] ===
[2022-02-09 21:35:23,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 21:35:23,100 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times
[2022-02-09 21:35:23,106 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 21:35:23,106 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767807352]
[2022-02-09 21:35:23,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 21:35:23,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 21:35:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 21:35:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 21:35:23,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 21:35:23,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767807352]
[2022-02-09 21:35:23,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767807352] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 21:35:23,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 21:35:23,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-02-09 21:35:23,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844842930]
[2022-02-09 21:35:23,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 21:35:23,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-02-09 21:35:23,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 21:35:23,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-02-09 21:35:23,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-02-09 21:35:23,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 21:35:23,415 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 21:35:23,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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)
[2022-02-09 21:35:23,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 21:35:23,477 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 151 transitions and produced 105 states.
[2022-02-09 21:35:23,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-09 21:35:23,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-02-09 21:35:23,478 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] ===
[2022-02-09 21:35:23,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 21:35:23,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1476516800, now seen corresponding path program 1 times
[2022-02-09 21:35:23,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 21:35:23,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973981284]
[2022-02-09 21:35:23,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 21:35:23,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 21:35:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 21:35:23,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 21:35:23,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 21:35:23,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973981284]
[2022-02-09 21:35:23,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973981284] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 21:35:23,557 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 21:35:23,558 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-02-09 21:35:23,558 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190553771]
[2022-02-09 21:35:23,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 21:35:23,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-02-09 21:35:23,559 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 21:35:23,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-02-09 21:35:23,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2022-02-09 21:35:23,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 21:35:23,559 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 21:35:23,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 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)
[2022-02-09 21:35:23,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2022-02-09 21:35:23,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 21:35:23,608 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 138 transitions and produced 111 states.
[2022-02-09 21:35:23,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-09 21:35:23,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-02-09 21:35:23,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-02-09 21:35:23,609 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] ===
[2022-02-09 21:35:23,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 21:35:23,609 INFO L85 PathProgramCache]: Analyzing trace with hash 576623755, now seen corresponding path program 1 times
[2022-02-09 21:35:23,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 21:35:23,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811496226]
[2022-02-09 21:35:23,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 21:35:23,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 21:35:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-02-09 21:35:23,624 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-02-09 21:35:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-02-09 21:35:23,646 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-02-09 21:35:23,647 INFO L628 BasicCegarLoop]: Counterexample is feasible
[2022-02-09 21:35:23,647 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining)
[2022-02-09 21:35:23,648 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining)
[2022-02-09 21:35:23,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-02-09 21:35:23,653 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2022-02-09 21:35:23,655 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-02-09 21:35:23,655 INFO L180 ceAbstractionStarter]: Computing trace abstraction results
[2022-02-09 21:35:23,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 09:35:23 BasicIcfg
[2022-02-09 21:35:23,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-02-09 21:35:23,680 INFO L158 Benchmark]: Toolchain (without parser) took 1564.44ms. Allocated memory is still 205.5MB. Free memory was 152.3MB in the beginning and 144.0MB in the end (delta: 8.3MB). Peak memory consumption was 9.3MB. Max. memory is 8.0GB.
[2022-02-09 21:35:23,681 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 205.5MB. Free memory was 170.4MB in the beginning and 170.3MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 8.0GB.
[2022-02-09 21:35:23,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.17ms. Allocated memory is still 205.5MB. Free memory was 152.1MB in the beginning and 170.7MB in the end (delta: -18.6MB). Peak memory consumption was 11.4MB. Max. memory is 8.0GB.
[2022-02-09 21:35:23,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.22ms. Allocated memory is still 205.5MB. Free memory was 170.7MB in the beginning and 168.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-09 21:35:23,682 INFO L158 Benchmark]: Boogie Preprocessor took 26.03ms. Allocated memory is still 205.5MB. Free memory was 168.7MB in the beginning and 167.4MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2022-02-09 21:35:23,682 INFO L158 Benchmark]: RCFGBuilder took 350.67ms. Allocated memory is still 205.5MB. Free memory was 167.4MB in the beginning and 155.6MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB.
[2022-02-09 21:35:23,682 INFO L158 Benchmark]: TraceAbstraction took 757.33ms. Allocated memory is still 205.5MB. Free memory was 155.3MB in the beginning and 144.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
[2022-02-09 21:35:23,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.09ms. Allocated memory is still 205.5MB. Free memory was 170.4MB in the beginning and 170.3MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 382.17ms. Allocated memory is still 205.5MB. Free memory was 152.1MB in the beginning and 170.7MB in the end (delta: -18.6MB). Peak memory consumption was 11.4MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 43.22ms. Allocated memory is still 205.5MB. Free memory was 170.7MB in the beginning and 168.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 26.03ms. Allocated memory is still 205.5MB. Free memory was 168.7MB in the beginning and 167.4MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
* RCFGBuilder took 350.67ms. Allocated memory is still 205.5MB. Free memory was 167.4MB in the beginning and 155.6MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB.
* TraceAbstraction took 757.33ms. Allocated memory is still 205.5MB. Free memory was 155.3MB in the beginning and 144.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- CounterExampleResult [Line: 19]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L681] 0 int glob1 = 0;
VAL [glob1=0]
[L682] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } };
VAL [glob1=0, mutex1={3:0}]
[L683] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } };
VAL [glob1=0, mutex1={3:0}, mutex2={4:0}]
[L696] 0 pthread_t id;
VAL [glob1=0, id={5:0}, mutex1={3:0}, mutex2={4:0}]
[L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0))
VAL [arg={0:0}, glob1=0, id={5:0}, mutex1={3:0}, mutex2={4:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1]
[L687] 1 glob1 = 5
VAL [arg={0:0}, arg={0:0}, glob1=5, mutex1={3:0}, mutex2={4:0}]
[L699] CALL 0 __VERIFIER_assert(glob1 == 0)
[L19] COND TRUE 0 !(cond)
VAL [\old(cond)=0, arg={0:0}, arg={0:0}, cond=0, glob1=5, mutex1={3:0}, mutex2={4:0}]
[L19] 0 reach_error()
VAL [\old(cond)=0, arg={0:0}, arg={0:0}, cond=0, glob1=5, mutex1={3:0}, mutex2={4:0}]
- UnprovableResult [Line: 697]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 3 procedures, 87 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 0.2s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 279 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 incorrect!
[2022-02-09 21:35:23,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0
[2022-02-09 21:35:23,924 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...