/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-lit/fkp2014.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 04:51:25,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 04:51:25,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 04:51:25,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 04:51:25,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 04:51:25,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 04:51:25,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 04:51:25,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 04:51:25,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 04:51:25,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 04:51:25,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 04:51:25,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 04:51:25,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 04:51:25,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 04:51:25,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 04:51:25,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 04:51:25,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 04:51:25,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 04:51:25,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 04:51:25,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 04:51:25,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 04:51:25,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 04:51:25,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 04:51:25,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 04:51:25,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 04:51:25,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 04:51:25,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 04:51:25,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 04:51:25,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 04:51:25,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 04:51:25,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 04:51:25,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 04:51:25,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 04:51:25,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 04:51:25,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 04:51:25,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 04:51:25,341 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-Sleep-NoLbe-Delay.epf [2020-12-18 04:51:25,395 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 04:51:25,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 04:51:25,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 04:51:25,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 04:51:25,400 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 04:51:25,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 04:51:25,401 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 04:51:25,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 04:51:25,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 04:51:25,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 04:51:25,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 04:51:25,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 04:51:25,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 04:51:25,403 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 04:51:25,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 04:51:25,404 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 04:51:25,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 04:51:25,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 04:51:25,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 04:51:25,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 04:51:25,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 04:51:25,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 04:51:25,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 04:51:25,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 04:51:25,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 04:51:25,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 04:51:25,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 04:51:25,407 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 04:51:25,407 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 04:51:25,407 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 04:51:25,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 04:51:25,408 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 04:51:25,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 04:51:25,408 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 04:51:25,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 04:51:25,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 04:51:25,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 04:51:25,837 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 04:51:25,838 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 04:51:25,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/fkp2014.i [2020-12-18 04:51:25,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ada42961/ca22626a7ca747b49a052e2f2a26d787/FLAG9c4c880df [2020-12-18 04:51:26,660 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 04:51:26,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2014.i [2020-12-18 04:51:26,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ada42961/ca22626a7ca747b49a052e2f2a26d787/FLAG9c4c880df [2020-12-18 04:51:26,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ada42961/ca22626a7ca747b49a052e2f2a26d787 [2020-12-18 04:51:26,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 04:51:26,969 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 04:51:26,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 04:51:26,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 04:51:26,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 04:51:26,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:51:26" (1/1) ... [2020-12-18 04:51:26,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667e78e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:26, skipping insertion in model container [2020-12-18 04:51:26,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:51:26" (1/1) ... [2020-12-18 04:51:26,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 04:51:27,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 04:51:27,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:51:27,480 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 04:51:27,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:51:27,604 INFO L208 MainTranslator]: Completed translation [2020-12-18 04:51:27,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27 WrapperNode [2020-12-18 04:51:27,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 04:51:27,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 04:51:27,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 04:51:27,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 04:51:27,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 04:51:27,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 04:51:27,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 04:51:27,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 04:51:27,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (1/1) ... [2020-12-18 04:51:27,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 04:51:27,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 04:51:27,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 04:51:27,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 04:51:27,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (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 [2020-12-18 04:51:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 04:51:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 04:51:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2020-12-18 04:51:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2020-12-18 04:51:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 04:51:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 04:51:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 04:51:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 04:51:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 04:51:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 04:51:27,852 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 04:51:28,278 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 04:51:28,279 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-12-18 04:51:28,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:51:28 BoogieIcfgContainer [2020-12-18 04:51:28,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 04:51:28,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 04:51:28,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 04:51:28,287 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 04:51:28,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:51:26" (1/3) ... [2020-12-18 04:51:28,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420a6da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:51:28, skipping insertion in model container [2020-12-18 04:51:28,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:51:27" (2/3) ... [2020-12-18 04:51:28,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420a6da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:51:28, skipping insertion in model container [2020-12-18 04:51:28,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:51:28" (3/3) ... [2020-12-18 04:51:28,294 INFO L111 eAbstractionObserver]: Analyzing ICFG fkp2014.i [2020-12-18 04:51:28,328 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 04:51:28,328 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 04:51:28,336 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 04:51:28,337 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 04:51:28,388 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,389 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,389 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,389 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,390 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,390 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,391 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,391 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,391 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_inct_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,392 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_inct_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,392 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_inct_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,392 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_inct_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,393 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,393 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,395 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,395 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,395 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,395 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,396 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,396 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,396 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,397 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,397 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,397 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,399 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,399 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,401 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,401 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,402 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_incs_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,402 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_incs_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,402 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_incs_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,403 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_incs_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,403 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,403 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,404 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,406 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,406 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,406 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,407 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,408 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,411 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_incs_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,411 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_inct_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,412 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,412 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,412 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,412 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,413 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,414 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,414 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,414 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:51:28,419 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 04:51:28,439 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-18 04:51:28,479 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 04:51:28,480 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 04:51:28,480 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 04:51:28,480 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 04:51:28,480 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 04:51:28,480 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 04:51:28,480 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 04:51:28,481 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 04:51:28,624 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 118ms [2020-12-18 04:51:28,624 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 285 states, but on-demand construction may add more states [2020-12-18 04:51:28,634 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 285 states, 246 states have (on average 1.1788617886178863) internal successors, (290), 284 states have internal predecessors, (290), 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) Size of Word is: 42 and size of Sequence is : 43[2020-12-18 04:51:28,695 INFO L131 SleepSetCegar]: Size of mCounterexample is: 43 [2020-12-18 04:51:28,696 INFO L132 SleepSetCegar]: [63#[ULTIMATE.startENTRY]don't care, 65#[L-1]don't care, 67#[L-1-1]don't care, 69#[L683]don't care, 71#[L683-1]don't care, 73#[L683-2]don't care, 75#[L683-3]don't care, 77#[L683-4]don't care, 79#[L698]don't care, 81#[L-1-2]don't care, 83#[L-1-3]don't care, 85#[L716]don't care, 87#[L716-1]don't care, 89#[L717]don't care, 91#[L718]don't care, 93#[L719]don't care, 95#[L719-1]don't care, 97#[L719-2]don't care, 99#[L720]don't care, 101#[L720-1]don't care, 103#[L685]don't care, 105#[L686]don't care, 109#[L685-1]don't care, 111#[L721-5]don't care, 115#[L722]don't care, 127#[L722-1]don't care, 129#[L722-2, thrENTRY]don't care, 133#[L721-2, thrENTRY]don't care, 137#[L721-2, L710]don't care, 141#[L700, L721-2]don't care, 145#[L721-2, L702]don't care, 149#[L721-2, L711]don't care, 153#[L721-2, L688]don't care, 157#[L721-2, L689]don't care, 163#[L721-2, L690]don't care, 167#[L721-2, L683]don't care, 173#[L721-2, L683-4]don't care, 175#[L721-3, L683-4]don't care, 179#[L721-4, L683-4]don't care, 181#[L721-5, L683-4]don't care, 189#[L722, L683-4]don't care, 213#[L722-1, L683-4]don't care, 217#[ULTIMATE.startErr0INUSE_VIOLATION, L683-4]don't care] [2020-12-18 04:51:28,696 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 04:51:28,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 04:51:28,703 INFO L82 PathProgramCache]: Analyzing trace with hash 902524154, now seen corresponding path program 1 times [2020-12-18 04:51:28,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 04:51:28,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760977879] [2020-12-18 04:51:28,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 04:51:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 04:51:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 04:51:29,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760977879] [2020-12-18 04:51:29,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 04:51:29,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 04:51:29,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739482560] [2020-12-18 04:51:29,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 04:51:29,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 04:51:29,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 04:51:29,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 04:51:29,045 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 04:51:29,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 37 and size of Sequence is : 38[2020-12-18 04:51:29,255 INFO L131 SleepSetCegar]: Size of mCounterexample is: 38 [2020-12-18 04:51:29,255 INFO L132 SleepSetCegar]: [634#[ULTIMATE.startENTRY]true, 635#[L-1]true, 636#[L-1-1]true, 637#[L683]true, 638#[L683-1]true, 639#[L683-2]true, 640#[L683-3]true, 641#[L683-4]true, 642#[L698]true, 643#[L-1-2]true, 644#[L-1-3]true, 645#[L716]true, 646#[L716-1]true, 647#[L717]true, 648#[L718]true, 649#[L719]true, 650#[L719-1]true, 651#[L719-2]true, 652#[L720]true, 653#[L720-1]true, 654#[L685]true, 655#[L686]true, 657#[L685-1]true, 830#[L721-5]true, 832#[L722]true, 838#[L722-1]true, 839#[L722-2, thrENTRY]true, 840#[L721-2, thrENTRY]true, 842#[L721-2, L710]true, 844#[L700, L721-2]true, 846#[L721-2, L702]true, 848#[L721-2, L711]true, 850#[L721-2, L688]true, 853#[L721-2, L689]true, 855#[L721-2, L690]true, 858#[L721-2, L683]true, 859#[L683-2, L721-2]true, 861#[L721-2, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 04:51:29,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 04:51:29,256 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 04:51:29,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 04:51:29,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1413432043, now seen corresponding path program 1 times [2020-12-18 04:51:29,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 04:51:29,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179705752] [2020-12-18 04:51:29,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 04:51:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 04:51:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 04:51:29,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179705752] [2020-12-18 04:51:29,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 04:51:29,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 04:51:29,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130001090] [2020-12-18 04:51:29,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 04:51:29,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 04:51:29,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 04:51:29,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-18 04:51:29,465 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 04:51:29,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 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) [2020-12-18 04:51:29,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 04:51:29,494 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@46ba22d5 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.lambda$0(SleepSetDelayReduction.java:171) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.search(SleepSetDelayReduction.java:172) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 04:51:29,500 INFO L168 Benchmark]: Toolchain (without parser) took 2529.35 ms. Allocated memory is still 302.0 MB. Free memory was 277.8 MB in the beginning and 199.9 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.8 MB. Max. memory is 16.0 GB. [2020-12-18 04:51:29,500 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 04:51:29,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.82 ms. Allocated memory is still 302.0 MB. Free memory was 277.6 MB in the beginning and 248.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 04:51:29,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.59 ms. Allocated memory is still 302.0 MB. Free memory was 248.1 MB in the beginning and 246.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 04:51:29,503 INFO L168 Benchmark]: Boogie Preprocessor took 71.35 ms. Allocated memory is still 302.0 MB. Free memory was 246.1 MB in the beginning and 285.2 MB in the end (delta: -39.0 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. [2020-12-18 04:51:29,504 INFO L168 Benchmark]: RCFGBuilder took 527.83 ms. Allocated memory is still 302.0 MB. Free memory was 285.2 MB in the beginning and 262.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2020-12-18 04:51:29,505 INFO L168 Benchmark]: TraceAbstraction took 1213.67 ms. Allocated memory is still 302.0 MB. Free memory was 261.8 MB in the beginning and 199.9 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.0 GB. [2020-12-18 04:51:29,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 631.82 ms. Allocated memory is still 302.0 MB. Free memory was 277.6 MB in the beginning and 248.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 74.59 ms. Allocated memory is still 302.0 MB. Free memory was 248.1 MB in the beginning and 246.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 71.35 ms. Allocated memory is still 302.0 MB. Free memory was 246.1 MB in the beginning and 285.2 MB in the end (delta: -39.0 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. * RCFGBuilder took 527.83 ms. Allocated memory is still 302.0 MB. Free memory was 285.2 MB in the beginning and 262.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1213.67 ms. Allocated memory is still 302.0 MB. Free memory was 261.8 MB in the beginning and 199.9 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@46ba22d5 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@46ba22d5: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...