/usr/bin/java -Xmx16000000000 -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-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/ForkedModifiesGlobal.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 08:48:27,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 08:48:27,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 08:48:27,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 08:48:27,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 08:48:27,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 08:48:27,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 08:48:27,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 08:48:27,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 08:48:27,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 08:48:27,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 08:48:27,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 08:48:27,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 08:48:27,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 08:48:27,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 08:48:27,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 08:48:27,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 08:48:27,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 08:48:27,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 08:48:27,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 08:48:27,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 08:48:27,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 08:48:27,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 08:48:27,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 08:48:27,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-06 08:48:27,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-06 08:48:27,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-06 08:48:27,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-06 08:48:27,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-06 08:48:27,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-06 08:48:27,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-06 08:48:27,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-06 08:48:27,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-06 08:48:27,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-06 08:48:27,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-06 08:48:27,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-06 08:48:27,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-06 08:48:27,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-06 08:48:27,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 08:48:27,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 08:48:27,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 08:48:27,989 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-DelaySleep-NoLbe.epf [2021-06-06 08:48:28,023 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 08:48:28,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 08:48:28,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 08:48:28,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 08:48:28,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 08:48:28,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 08:48:28,027 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 08:48:28,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 08:48:28,027 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 08:48:28,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 08:48:28,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 08:48:28,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 08:48:28,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 08:48:28,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 08:48:28,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 08:48:28,029 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 08:48:28,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 08:48:28,029 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 08:48:28,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 08:48:28,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 08:48:28,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 08:48:28,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 08:48:28,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 08:48:28,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 08:48:28,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 08:48:28,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 08:48:28,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 08:48:28,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 08:48:28,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 08:48:28,031 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 08:48:28,031 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 08:48:28,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 08:48:28,032 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 08:48:28,032 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 08:48:28,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 08:48:28,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 08:48:28,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 08:48:28,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 08:48:28,390 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 08:48:28,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/ForkedModifiesGlobal.c [2021-06-06 08:48:28,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b994a964/742a8b507b7d490480f44475452717ab/FLAG9d71c34ad [2021-06-06 08:48:28,865 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 08:48:28,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/ForkedModifiesGlobal.c [2021-06-06 08:48:28,866 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 08:48:28,866 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 08:48:28,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b994a964/742a8b507b7d490480f44475452717ab/FLAG9d71c34ad [2021-06-06 08:48:29,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b994a964/742a8b507b7d490480f44475452717ab [2021-06-06 08:48:29,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 08:48:29,268 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 08:48:29,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 08:48:29,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 08:48:29,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 08:48:29,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a72209f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29, skipping insertion in model container [2021-06-06 08:48:29,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 08:48:29,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 08:48:29,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 08:48:29,412 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 08:48:29,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 08:48:29,441 INFO L208 MainTranslator]: Completed translation [2021-06-06 08:48:29,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29 WrapperNode [2021-06-06 08:48:29,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 08:48:29,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 08:48:29,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 08:48:29,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 08:48:29,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 08:48:29,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 08:48:29,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 08:48:29,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 08:48:29,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... [2021-06-06 08:48:29,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 08:48:29,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 08:48:29,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 08:48:29,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 08:48:29,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 08:48:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 08:48:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 08:48:29,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 08:48:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 08:48:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2021-06-06 08:48:29,608 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2021-06-06 08:48:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 08:48:29,610 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 08:48:29,831 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 08:48:29,831 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-06 08:48:29,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 08:48:29 BoogieIcfgContainer [2021-06-06 08:48:29,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 08:48:29,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 08:48:29,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 08:48:29,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 08:48:29,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 08:48:29" (1/3) ... [2021-06-06 08:48:29,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146ff99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 08:48:29, skipping insertion in model container [2021-06-06 08:48:29,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:48:29" (2/3) ... [2021-06-06 08:48:29,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146ff99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 08:48:29, skipping insertion in model container [2021-06-06 08:48:29,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 08:48:29" (3/3) ... [2021-06-06 08:48:29,839 INFO L111 eAbstractionObserver]: Analyzing ICFG ForkedModifiesGlobal.c [2021-06-06 08:48:29,843 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 08:48:29,843 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 08:48:29,844 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-06-06 08:48:29,844 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 08:48:29,885 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,886 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,890 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,890 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,890 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,890 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,890 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,890 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,891 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,891 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,891 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,891 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,893 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,893 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,893 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,894 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,894 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:48:29,898 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-06 08:48:29,916 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 08:48:29,950 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 08:48:29,950 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 08:48:29,950 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 08:48:29,950 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 08:48:29,950 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 08:48:29,950 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 08:48:29,951 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 08:48:29,951 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 08:48:29,994 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 08:48:29,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 08:48:29 BasicIcfg [2021-06-06 08:48:29,995 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 08:48:29,997 INFO L168 Benchmark]: Toolchain (without parser) took 728.62 ms. Allocated memory is still 348.1 MB. Free memory was 312.7 MB in the beginning and 305.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. [2021-06-06 08:48:29,997 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 348.1 MB. Free memory is still 328.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 08:48:29,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.75 ms. Allocated memory is still 348.1 MB. Free memory was 312.5 MB in the beginning and 329.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.0 GB. [2021-06-06 08:48:29,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.53 ms. Allocated memory is still 348.1 MB. Free memory was 329.1 MB in the beginning and 327.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 08:48:29,999 INFO L168 Benchmark]: Boogie Preprocessor took 63.81 ms. Allocated memory is still 348.1 MB. Free memory was 327.7 MB in the beginning and 332.2 MB in the end (delta: -4.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 08:48:30,000 INFO L168 Benchmark]: RCFGBuilder took 296.09 ms. Allocated memory is still 348.1 MB. Free memory was 332.2 MB in the beginning and 317.8 MB in the end (delta: 14.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-06-06 08:48:30,001 INFO L168 Benchmark]: TraceAbstraction took 161.15 ms. Allocated memory is still 348.1 MB. Free memory was 317.8 MB in the beginning and 305.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-06-06 08:48:30,004 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 348.1 MB. Free memory is still 328.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 172.75 ms. Allocated memory is still 348.1 MB. Free memory was 312.5 MB in the beginning and 329.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.53 ms. Allocated memory is still 348.1 MB. Free memory was 329.1 MB in the beginning and 327.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 63.81 ms. Allocated memory is still 348.1 MB. Free memory was 327.7 MB in the beginning and 332.2 MB in the end (delta: -4.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 296.09 ms. Allocated memory is still 348.1 MB. Free memory was 332.2 MB in the beginning and 317.8 MB in the end (delta: 14.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 161.15 ms. Allocated memory is still 348.1 MB. Free memory was 317.8 MB in the beginning and 305.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 45, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 45, positive: 45, positive conditional: 0, positive unconditional: 45, 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: 45, positive: 45, positive conditional: 0, positive unconditional: 45, 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: 45, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , 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: 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: 45, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 45, unknown conditional: 0, unknown unconditional: 45] , Statistics on independence cache: Total cache size (in pairs): 45, Positive cache size: 45, Positive conditional cache size: 0, Positive unconditional cache size: 45, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 ], Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 65.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.7ms, PartialOrderReductionTime: 25.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! Received shutdown request...