/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/ForkedModifiesGlobal.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-10 20:28:46,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-10 20:28:46,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-10 20:28:47,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-10 20:28:47,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-10 20:28:47,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-10 20:28:47,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-10 20:28:47,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-10 20:28:47,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-10 20:28:47,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-10 20:28:47,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-10 20:28:47,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-10 20:28:47,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-10 20:28:47,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-10 20:28:47,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-10 20:28:47,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-10 20:28:47,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-10 20:28:47,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-10 20:28:47,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-10 20:28:47,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-10 20:28:47,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-10 20:28:47,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-10 20:28:47,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-10 20:28:47,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-10 20:28:47,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-10 20:28:47,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-10 20:28:47,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-10 20:28:47,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-10 20:28:47,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-10 20:28:47,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-10 20:28:47,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-10 20:28:47,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-10 20:28:47,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-10 20:28:47,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-10 20:28:47,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-10 20:28:47,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-10 20:28:47,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-10 20:28:47,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-10 20:28:47,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-10 20:28:47,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-10 20:28:47,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-10 20:28:47,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-03-10 20:28:47,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-10 20:28:47,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-10 20:28:47,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-10 20:28:47,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-10 20:28:47,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-10 20:28:47,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-10 20:28:47,079 INFO L138 SettingsManager]: * Use SBE=true [2021-03-10 20:28:47,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-10 20:28:47,079 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-10 20:28:47,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-10 20:28:47,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-10 20:28:47,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-10 20:28:47,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-10 20:28:47,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-10 20:28:47,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-10 20:28:47,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 20:28:47,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-10 20:28:47,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-10 20:28:47,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-10 20:28:47,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-10 20:28:47,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-10 20:28:47,082 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-10 20:28:47,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-10 20:28:47,082 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-10 20:28:47,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-10 20:28:47,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-10 20:28:47,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-10 20:28:47,399 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-10 20:28:47,400 INFO L275 PluginConnector]: CDTParser initialized [2021-03-10 20:28:47,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/ForkedModifiesGlobal.c [2021-03-10 20:28:47,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b47c8140b/38c30e2be68a4ebcbc06d6c282946afc/FLAG2a129af5d [2021-03-10 20:28:47,831 INFO L306 CDTParser]: Found 1 translation units. [2021-03-10 20:28:47,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/ForkedModifiesGlobal.c [2021-03-10 20:28:47,832 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-10 20:28:47,832 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-10 20:28:47,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b47c8140b/38c30e2be68a4ebcbc06d6c282946afc/FLAG2a129af5d [2021-03-10 20:28:48,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b47c8140b/38c30e2be68a4ebcbc06d6c282946afc [2021-03-10 20:28:48,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-10 20:28:48,240 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-10 20:28:48,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-10 20:28:48,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-10 20:28:48,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-10 20:28:48,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54561f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48, skipping insertion in model container [2021-03-10 20:28:48,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-10 20:28:48,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-10 20:28:48,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 20:28:48,393 INFO L203 MainTranslator]: Completed pre-run [2021-03-10 20:28:48,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 20:28:48,413 INFO L208 MainTranslator]: Completed translation [2021-03-10 20:28:48,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48 WrapperNode [2021-03-10 20:28:48,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-10 20:28:48,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-10 20:28:48,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-10 20:28:48,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-10 20:28:48,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-10 20:28:48,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-10 20:28:48,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-10 20:28:48,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-10 20:28:48,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (1/1) ... [2021-03-10 20:28:48,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-10 20:28:48,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-10 20:28:48,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-10 20:28:48,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-10 20:28:48,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (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 [2021-03-10 20:28:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-10 20:28:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-10 20:28:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-10 20:28:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-10 20:28:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2021-03-10 20:28:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2021-03-10 20:28:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-10 20:28:48,565 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-10 20:28:48,777 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-10 20:28:48,777 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-03-10 20:28:48,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 08:28:48 BoogieIcfgContainer [2021-03-10 20:28:48,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-10 20:28:48,784 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-10 20:28:48,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-10 20:28:48,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-10 20:28:48,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.03 08:28:48" (1/3) ... [2021-03-10 20:28:48,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783a60b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 08:28:48, skipping insertion in model container [2021-03-10 20:28:48,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:28:48" (2/3) ... [2021-03-10 20:28:48,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783a60b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 08:28:48, skipping insertion in model container [2021-03-10 20:28:48,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 08:28:48" (3/3) ... [2021-03-10 20:28:48,802 INFO L111 eAbstractionObserver]: Analyzing ICFG ForkedModifiesGlobal.c [2021-03-10 20:28:48,807 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-10 20:28:48,807 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-10 20:28:48,809 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2021-03-10 20:28:48,810 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-10 20:28:48,833 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,833 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,833 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,833 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,834 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,834 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,834 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,841 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,841 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,841 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,842 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,842 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,844 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,844 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,844 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,844 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,845 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:28:48,855 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-10 20:28:48,869 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-03-10 20:28:48,888 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 20:28:48,888 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 20:28:48,888 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 20:28:48,888 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 20:28:48,888 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 20:28:48,889 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 20:28:48,889 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 20:28:48,889 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 20:28:48,895 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 24 transitions, 53 flow [2021-03-10 20:28:48,906 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 64 states, 63 states have (on average 1.6349206349206349) internal successors, (103), 63 states have internal predecessors, (103), 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) [2021-03-10 20:28:48,908 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 63 states have (on average 1.6349206349206349) internal successors, (103), 63 states have internal predecessors, (103), 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) [2021-03-10 20:28:48,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-03-10 20:28:48,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.03 08:28:48 BasicIcfg [2021-03-10 20:28:48,915 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-10 20:28:48,917 INFO L168 Benchmark]: Toolchain (without parser) took 679.31 ms. Allocated memory is still 343.9 MB. Free memory was 308.9 MB in the beginning and 306.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 495.2 kB. Max. memory is 16.0 GB. [2021-03-10 20:28:48,918 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 343.9 MB. Free memory was 325.6 MB in the beginning and 325.5 MB in the end (delta: 71.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-10 20:28:48,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.92 ms. Allocated memory is still 343.9 MB. Free memory was 308.3 MB in the beginning and 325.5 MB in the end (delta: -17.2 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.0 GB. [2021-03-10 20:28:48,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.81 ms. Allocated memory is still 343.9 MB. Free memory was 325.5 MB in the beginning and 323.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 20:28:48,920 INFO L168 Benchmark]: Boogie Preprocessor took 26.79 ms. Allocated memory is still 343.9 MB. Free memory was 323.4 MB in the beginning and 328.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.0 GB. [2021-03-10 20:28:48,921 INFO L168 Benchmark]: RCFGBuilder took 316.04 ms. Allocated memory is still 343.9 MB. Free memory was 328.3 MB in the beginning and 314.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-10 20:28:48,921 INFO L168 Benchmark]: TraceAbstraction took 131.40 ms. Allocated memory is still 343.9 MB. Free memory was 313.8 MB in the beginning and 306.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.0 GB. [2021-03-10 20:28:48,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 343.9 MB. Free memory was 325.6 MB in the beginning and 325.5 MB in the end (delta: 71.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 162.92 ms. Allocated memory is still 343.9 MB. Free memory was 308.3 MB in the beginning and 325.5 MB in the end (delta: -17.2 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 22.81 ms. Allocated memory is still 343.9 MB. Free memory was 325.5 MB in the beginning and 323.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.79 ms. Allocated memory is still 343.9 MB. Free memory was 323.4 MB in the beginning and 328.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.0 GB. * RCFGBuilder took 316.04 ms. Allocated memory is still 343.9 MB. Free memory was 328.3 MB in the beginning and 314.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 131.40 ms. Allocated memory is still 343.9 MB. Free memory was 313.8 MB in the beginning and 306.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 25 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 6.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...