/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-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/atomic/13-loop-after.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd
[2022-02-09 08:19:08,129 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-02-09 08:19:08,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-02-09 08:19:08,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-02-09 08:19:08,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-02-09 08:19:08,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-02-09 08:19:08,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-02-09 08:19:08,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-02-09 08:19:08,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-02-09 08:19:08,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-02-09 08:19:08,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-02-09 08:19:08,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-02-09 08:19:08,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-02-09 08:19:08,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-02-09 08:19:08,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-02-09 08:19:08,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-02-09 08:19:08,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-02-09 08:19:08,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-02-09 08:19:08,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-02-09 08:19:08,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-02-09 08:19:08,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-02-09 08:19:08,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-02-09 08:19:08,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-02-09 08:19:08,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-02-09 08:19:08,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-02-09 08:19:08,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-02-09 08:19:08,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-02-09 08:19:08,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-02-09 08:19:08,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-02-09 08:19:08,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-02-09 08:19:08,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-02-09 08:19:08,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-02-09 08:19:08,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2022-02-09 08:19:08,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-02-09 08:19:08,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-02-09 08:19:08,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-02-09 08:19:08,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-02-09 08:19:08,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-02-09 08:19:08,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-02-09 08:19:08,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-02-09 08:19:08,217 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-POR-NewStatesSleep-NoLbe.epf
[2022-02-09 08:19:08,232 INFO L113 SettingsManager]: Loading preferences was successful
[2022-02-09 08:19:08,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-02-09 08:19:08,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-02-09 08:19:08,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-02-09 08:19:08,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-02-09 08:19:08,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-02-09 08:19:08,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-02-09 08:19:08,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-02-09 08:19:08,234 INFO L138 SettingsManager]: * Use SBE=true
[2022-02-09 08:19:08,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-02-09 08:19:08,234 INFO L138 SettingsManager]: * sizeof long=4
[2022-02-09 08:19:08,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-02-09 08:19:08,235 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-02-09 08:19:08,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-02-09 08:19:08,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-02-09 08:19:08,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * sizeof long double=12
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-02-09 08:19:08,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-02-09 08:19:08,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-02-09 08:19:08,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 08:19:08,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-02-09 08:19:08,239 INFO L138 SettingsManager]: * Construct finite automaton lazily=true
[2022-02-09 08:19:08,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-02-09 08:19:08,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-02-09 08:19:08,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-02-09 08:19:08,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-02-09 08:19:08,240 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2022-02-09 08:19:08,240 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-02-09 08:19:08,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-02-09 08:19:08,240 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2022-02-09 08:19:08,240 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-02-09 08:19:08,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-02-09 08:19:08,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-02-09 08:19:08,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-02-09 08:19:08,433 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-02-09 08:19:08,437 INFO L275 PluginConnector]: CDTParser initialized
[2022-02-09 08:19:08,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/atomic/13-loop-after.c
[2022-02-09 08:19:08,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d08a4df0/3b7fa95a346644e595e7a01343512125/FLAGbe80d0444
[2022-02-09 08:19:08,836 INFO L306 CDTParser]: Found 1 translation units.
[2022-02-09 08:19:08,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/atomic/13-loop-after.c
[2022-02-09 08:19:08,837 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available.
[2022-02-09 08:19:08,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d08a4df0/3b7fa95a346644e595e7a01343512125/FLAGbe80d0444
[2022-02-09 08:19:08,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d08a4df0/3b7fa95a346644e595e7a01343512125
[2022-02-09 08:19:08,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-02-09 08:19:08,876 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-02-09 08:19:08,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-02-09 08:19:08,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-02-09 08:19:08,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-02-09 08:19:08,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 08:19:08" (1/1) ...
[2022-02-09 08:19:08,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49739066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:08, skipping insertion in model container
[2022-02-09 08:19:08,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 08:19:08" (1/1) ...
[2022-02-09 08:19:08,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-02-09 08:19:08,899 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-02-09 08:19:09,013 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 08:19:09,019 INFO L203 MainTranslator]: Completed pre-run
[2022-02-09 08:19:09,028 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 08:19:09,037 INFO L208 MainTranslator]: Completed translation
[2022-02-09 08:19:09,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09 WrapperNode
[2022-02-09 08:19:09,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-02-09 08:19:09,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-02-09 08:19:09,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-02-09 08:19:09,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-02-09 08:19:09,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,061 INFO L137 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27
[2022-02-09 08:19:09,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-02-09 08:19:09,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-02-09 08:19:09,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-02-09 08:19:09,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-02-09 08:19:09,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-02-09 08:19:09,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-02-09 08:19:09,075 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-02-09 08:19:09,075 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-02-09 08:19:09,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (1/1) ...
[2022-02-09 08:19:09,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 08:19:09,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 08:19:09,098 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 08:19:09,139 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 08:19:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-02-09 08:19:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-02-09 08:19:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-02-09 08:19:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure foo
[2022-02-09 08:19:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure foo
[2022-02-09 08:19:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-02-09 08:19:09,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-02-09 08:19:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-02-09 08:19:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-02-09 08:19:09,150 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 08:19:09,203 INFO L234 CfgBuilder]: Building ICFG
[2022-02-09 08:19:09,204 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-02-09 08:19:09,271 INFO L275 CfgBuilder]: Performing block encoding
[2022-02-09 08:19:09,282 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-02-09 08:19:09,282 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2022-02-09 08:19:09,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 08:19:09 BoogieIcfgContainer
[2022-02-09 08:19:09,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-02-09 08:19:09,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-02-09 08:19:09,309 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-02-09 08:19:09,320 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-02-09 08:19:09,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 08:19:08" (1/3) ...
[2022-02-09 08:19:09,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf4b0fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 08:19:09, skipping insertion in model container
[2022-02-09 08:19:09,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:19:09" (2/3) ...
[2022-02-09 08:19:09,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf4b0fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 08:19:09, skipping insertion in model container
[2022-02-09 08:19:09,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 08:19:09" (3/3) ...
[2022-02-09 08:19:09,322 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-loop-after.c
[2022-02-09 08:19:09,325 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-02-09 08:19:09,326 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-02-09 08:19:09,326 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-02-09 08:19:09,326 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-02-09 08:19:09,341 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,342 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,342 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,342 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,342 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,342 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,343 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,343 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,343 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,343 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,344 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,344 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,347 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,347 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,347 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,347 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 08:19:09,349 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-02-09 08:19:09,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-02-09 08:19:09,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 08:19:09,393 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 08:19:09,404 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 08:19:09,431 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-02-09 08:19:09,438 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 08:19:09,438 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2022-02-09 08:19:09,473 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting fooErr0ASSERT_VIOLATIONASSERT === [fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT] ===
[2022-02-09 08:19:09,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 08:19:09,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1416729646, now seen corresponding path program 1 times
[2022-02-09 08:19:09,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 08:19:09,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143567261]
[2022-02-09 08:19:09,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 08:19:09,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 08:19:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 08:19:09,634 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 08:19:09,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 08:19:09,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143567261]
[2022-02-09 08:19:09,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143567261] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 08:19:09,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 08:19:09,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 08:19:09,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349695590]
[2022-02-09 08:19:09,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 08:19:09,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-02-09 08:19:09,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 08:19:09,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-02-09 08:19:09,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-02-09 08:19:09,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,657 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 08:19:09,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 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 08:19:09,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-02-09 08:19:09,672 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting fooErr0ASSERT_VIOLATIONASSERT === [fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT] ===
[2022-02-09 08:19:09,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 08:19:09,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1511825734, now seen corresponding path program 1 times
[2022-02-09 08:19:09,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 08:19:09,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120220067]
[2022-02-09 08:19:09,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 08:19:09,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 08:19:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 08:19:09,729 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 08:19:09,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 08:19:09,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120220067]
[2022-02-09 08:19:09,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120220067] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 08:19:09,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 08:19:09,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 08:19:09,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344376448]
[2022-02-09 08:19:09,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 08:19:09,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 08:19:09,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 08:19:09,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 08:19:09,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 08:19:09,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 08:19:09,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 08:19:09,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 08:19:09,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-02-09 08:19:09,805 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting fooErr0ASSERT_VIOLATIONASSERT === [fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT] ===
[2022-02-09 08:19:09,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 08:19:09,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1684904186, now seen corresponding path program 2 times
[2022-02-09 08:19:09,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 08:19:09,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315508100]
[2022-02-09 08:19:09,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 08:19:09,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 08:19:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 08:19:09,834 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 08:19:09,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 08:19:09,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315508100]
[2022-02-09 08:19:09,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315508100] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 08:19:09,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 08:19:09,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 08:19:09,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743135593]
[2022-02-09 08:19:09,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 08:19:09,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 08:19:09,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 08:19:09,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 08:19:09,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 08:19:09,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,837 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 08:19:09,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 08:19:09,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2022-02-09 08:19:09,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 08:19:09,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 08:19:09,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 08:19:09,851 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fooErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining)
[2022-02-09 08:19:09,851 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining)
[2022-02-09 08:19:09,851 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fooErr0ASSERT_VIOLATIONASSERT (0 of 3 remaining)
[2022-02-09 08:19:09,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-02-09 08:19:09,856 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1]
[2022-02-09 08:19:09,859 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-02-09 08:19:09,859 INFO L180 ceAbstractionStarter]: Computing trace abstraction results
[2022-02-09 08:19:09,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 08:19:09 BasicIcfg
[2022-02-09 08:19:09,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-02-09 08:19:09,861 INFO L158 Benchmark]: Toolchain (without parser) took 984.74ms. Allocated memory is still 190.8MB. Free memory was 138.4MB in the beginning and 122.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.5MB. Max. memory is 8.0GB.
[2022-02-09 08:19:09,861 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 190.8MB. Free memory was 156.6MB in the beginning and 156.5MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB.
[2022-02-09 08:19:09,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160.40ms. Allocated memory is still 190.8MB. Free memory was 138.2MB in the beginning and 165.7MB in the end (delta: -27.6MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB.
[2022-02-09 08:19:09,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.63ms. Allocated memory is still 190.8MB. Free memory was 165.7MB in the beginning and 164.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-09 08:19:09,862 INFO L158 Benchmark]: Boogie Preprocessor took 12.13ms. Allocated memory is still 190.8MB. Free memory was 164.2MB in the beginning and 163.6MB in the end (delta: 538.4kB). There was no memory consumed. Max. memory is 8.0GB.
[2022-02-09 08:19:09,866 INFO L158 Benchmark]: RCFGBuilder took 233.27ms. Allocated memory is still 190.8MB. Free memory was 163.1MB in the beginning and 153.7MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB.
[2022-02-09 08:19:09,866 INFO L158 Benchmark]: TraceAbstraction took 551.31ms. Allocated memory is still 190.8MB. Free memory was 153.2MB in the beginning and 122.2MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB.
[2022-02-09 08:19:09,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.13ms. Allocated memory is still 190.8MB. Free memory was 156.6MB in the beginning and 156.5MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 160.40ms. Allocated memory is still 190.8MB. Free memory was 138.2MB in the beginning and 165.7MB in the end (delta: -27.6MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 23.63ms. Allocated memory is still 190.8MB. Free memory was 165.7MB in the beginning and 164.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 12.13ms. Allocated memory is still 190.8MB. Free memory was 164.2MB in the beginning and 163.6MB in the end (delta: 538.4kB). There was no memory consumed. Max. memory is 8.0GB.
* RCFGBuilder took 233.27ms. Allocated memory is still 190.8MB. Free memory was 163.1MB in the beginning and 153.7MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB.
* TraceAbstraction took 551.31ms. Allocated memory is still 190.8MB. Free memory was 153.2MB in the beginning and 122.2MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 81, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 66, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 64, positive conditional: 24, positive unconditional: 40, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68, positive: 64, positive conditional: 16, positive unconditional: 48, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68, positive: 64, positive conditional: 16, positive unconditional: 48, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 37, positive: 36, positive conditional: 8, positive unconditional: 28, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 37, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 68, positive: 28, positive conditional: 8, positive unconditional: 20, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 37, unknown conditional: 8, unknown unconditional: 29] , Statistics on independence cache: Total cache size (in pairs): 37, Positive cache size: 36, Positive conditional cache size: 8, Positive unconditional cache size: 28, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 10, Maximal queried relation: 1, Independence queries for same thread: 15
- 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
- PositiveResult [Line: 20]: assertion always holds
For all program executions holds that assertion always holds at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 3 procedures, 43 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 2, 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: 8, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 82 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
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2022-02-09 08:19:09,906 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 08:19:10,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...