/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-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:47:13,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:47:13,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:47:14,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:47:14,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:47:14,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:47:14,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:47:14,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:47:14,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:47:14,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:47:14,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:47:14,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:47:14,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:47:14,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:47:14,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:47:14,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:47:14,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:47:14,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:47:14,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:47:14,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:47:14,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:47:14,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:47:14,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:47:14,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:47:14,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:47:14,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:47:14,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:47:14,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:47:14,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:47:14,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:47:14,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:47:14,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:47:14,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:47:14,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:47:14,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:47:14,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:47:14,131 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-New_States.epf [2020-12-18 08:47:14,188 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:47:14,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:47:14,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:47:14,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:47:14,193 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:47:14,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:47:14,194 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:47:14,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:47:14,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:47:14,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:47:14,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:47:14,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:47:14,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:47:14,197 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:47:14,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:47:14,197 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:47:14,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:47:14,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:47:14,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:47:14,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:47:14,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:47:14,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:47:14,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:47:14,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:47:14,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:47:14,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:47:14,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:47:14,200 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:47:14,201 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:47:14,201 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:47:14,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:47:14,201 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:47:14,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:47:14,202 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:47:14,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:47:14,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:47:14,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:47:14,682 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:47:14,683 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:47:14,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i [2020-12-18 08:47:14,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b03b5f40/c72e9b2d1251434db9cf88573da9b98d/FLAG031561c9e [2020-12-18 08:47:15,498 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:47:15,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i [2020-12-18 08:47:15,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b03b5f40/c72e9b2d1251434db9cf88573da9b98d/FLAG031561c9e [2020-12-18 08:47:15,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b03b5f40/c72e9b2d1251434db9cf88573da9b98d [2020-12-18 08:47:15,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:47:15,809 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:47:15,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:47:15,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:47:15,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:47:15,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:47:15" (1/1) ... [2020-12-18 08:47:15,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93435bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:15, skipping insertion in model container [2020-12-18 08:47:15,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:47:15" (1/1) ... [2020-12-18 08:47:15,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:47:15,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:47:16,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:47:16,248 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:47:16,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:47:16,433 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:47:16,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16 WrapperNode [2020-12-18 08:47:16,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:47:16,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:47:16,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:47:16,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:47:16,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:47:16,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:47:16,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:47:16,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:47:16,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (1/1) ... [2020-12-18 08:47:16,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:47:16,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:47:16,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:47:16,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:47:16,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (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 08:47:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:47:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:47:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:47:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:47:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:47:16,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:47:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:47:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:47:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:47:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:47:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:47:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:47:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:47:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:47:16,652 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 08:47:17,221 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:47:17,221 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:47:17,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:47:17 BoogieIcfgContainer [2020-12-18 08:47:17,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:47:17,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:47:17,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:47:17,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:47:17,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:47:15" (1/3) ... [2020-12-18 08:47:17,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5d4ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:47:17, skipping insertion in model container [2020-12-18 08:47:17,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:16" (2/3) ... [2020-12-18 08:47:17,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5d4ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:47:17, skipping insertion in model container [2020-12-18 08:47:17,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:47:17" (3/3) ... [2020-12-18 08:47:17,235 INFO L111 eAbstractionObserver]: Analyzing ICFG safe017_tso.oepc.i [2020-12-18 08:47:17,255 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:47:17,255 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:47:17,260 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:47:17,261 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:47:17,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,304 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,307 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,307 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,307 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,307 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,308 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,308 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,309 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,309 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,309 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,309 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,309 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,313 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,314 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,314 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,314 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,319 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,320 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,320 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,320 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,322 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,323 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,323 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,323 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:17,325 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:47:17,341 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:47:17,368 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:47:17,369 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:47:17,369 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:47:17,369 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:47:17,369 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:47:17,369 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:47:17,369 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:47:17,370 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:47:19,801 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2411ms [2020-12-18 08:47:19,802 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 8446 states, but on-demand construction may add more states [2020-12-18 08:47:19,840 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 8446 states, 7851 states have (on average 1.4092472296522736) internal successors, (11064), 8445 states have internal predecessors, (11064), 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: 58 and size of Sequence is : 59[2020-12-18 08:47:19,854 INFO L131 SleepSetCegar]: Size of mCounterexample is: 59 [2020-12-18 08:47:19,855 INFO L132 SleepSetCegar]: [88#[ULTIMATE.startENTRY]don't care, 91#[L-1]don't care, 94#[L-1-1]don't care, 97#[L17]don't care, 100#[L17-1]don't care, 103#[L17-2]don't care, 106#[L17-3]don't care, 109#[L17-4]don't care, 112#[L711]don't care, 115#[L712]don't care, 118#[L713]don't care, 121#[L715]don't care, 124#[L717]don't care, 127#[L-1-2]don't care, 130#[L-1-3]don't care, 133#[L771]don't care, 136#[L771-1]don't care, 139#[L772]don't care, 142#[L772-1, P0ENTRY]don't care, 147#[L772-1, L720]don't care, 153#[L772-1, L722]don't care, 159#[L725, L772-1]don't care, 165#[L772-1, L730]don't care, 171#[L772-1, P0FINAL]don't care, 177#[L772-1, P0EXIT]don't care, 181#[L773, P0EXIT]don't care, 184#[L773-1, P0EXIT]don't care, 187#[L774, P0EXIT]don't care, 190#[P1ENTRY, L774-1, P0EXIT]don't care, 193#[L775, P1ENTRY, P0EXIT]don't care, 201#[L735, L775, P0EXIT]don't care, 205#[L775, L737, P0EXIT]don't care, 213#[L775, L742, P0EXIT]don't care, 219#[L775, P1FINAL, P0EXIT]don't care, 225#[L775, P1EXIT, P0EXIT]don't care, 229#[L775-1, P1EXIT, P0EXIT]don't care, 232#[L776, P1EXIT, P0EXIT]don't care, 235#[L776-1, P1EXIT, P0EXIT, P2ENTRY]don't care, 238#[L776-1, L747, P1EXIT, P0EXIT]don't care, 244#[L776-1, P1EXIT, L749, P0EXIT]don't care, 252#[L752, L776-1, P1EXIT, P0EXIT]don't care, 256#[L757, L776-1, P1EXIT, P0EXIT]don't care, 262#[P2FINAL, L776-1, P1EXIT, P0EXIT]don't care, 270#[L776-1, P1EXIT, P0EXIT, P2EXIT]don't care, 274#[L777, P1EXIT, P0EXIT, P2EXIT]don't care, 277#[P1EXIT, P0EXIT, P2EXIT, L779]don't care, 280#[P1EXIT, P0EXIT, L780, P2EXIT]don't care, 283#[L2, P1EXIT, P0EXIT, P2EXIT]don't care, 286#[L3, P1EXIT, P0EXIT, P2EXIT]don't care, 291#[L3-1, P1EXIT, P0EXIT, P2EXIT]don't care, 289#[L2-1, P1EXIT, P0EXIT, P2EXIT]don't care, 296#[L785, P1EXIT, P0EXIT, P2EXIT]don't care, 299#[L786, P1EXIT, P0EXIT, P2EXIT]don't care, 302#[P1EXIT, L18, P0EXIT, P2EXIT]don't care, 305#[L18-1, P1EXIT, P0EXIT, P2EXIT]don't care, 308#[L18-2, P1EXIT, P0EXIT, P2EXIT]don't care, 314#[L17-5, P1EXIT, P0EXIT, P2EXIT]don't care, 319#[L17-7, P1EXIT, P0EXIT, P2EXIT]don't care, 351#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]don't care] [2020-12-18 08:47:19,855 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:47:19,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:47:19,862 INFO L82 PathProgramCache]: Analyzing trace with hash -279725158, now seen corresponding path program 1 times [2020-12-18 08:47:19,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:47:19,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513140760] [2020-12-18 08:47:19,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:47:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:47:20,136 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 08:47:20,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513140760] [2020-12-18 08:47:20,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:47:20,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:47:20,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770169334] [2020-12-18 08:47:20,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:47:20,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:47:20,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:47:20,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:47:20,170 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:47:20,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 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: 57 and size of Sequence is : 58[2020-12-18 08:47:20,198 INFO L131 SleepSetCegar]: Size of mCounterexample is: 58 [2020-12-18 08:47:20,199 INFO L132 SleepSetCegar]: [46579#[ULTIMATE.startENTRY]true, 46581#[L-1]true, 46583#[L-1-1]true, 46585#[L17]true, 46587#[L17-1]true, 46589#[L17-2]true, 46591#[L17-3]true, 46593#[L17-4]true, 46595#[L711]true, 46597#[L712]true, 46599#[L713]true, 46601#[L715]true, 46603#[L717]true, 46605#[L-1-2]true, 46607#[L-1-3]true, 46609#[L771]true, 46611#[L771-1]true, 46613#[L772]true, 46615#[L772-1, P0ENTRY]true, 46617#[L772-1, L720]true, 46622#[L772-1, L722]true, 46626#[L725, L772-1]true, 46630#[L772-1, L730]true, 46634#[L772-1, P0FINAL]true, 46638#[L772-1, P0EXIT]true, 46641#[L773, P0EXIT]true, 46643#[L773-1, P0EXIT]true, 46645#[L774, P0EXIT]true, 46647#[P1ENTRY, L774-1, P0EXIT]true, 46649#[L775, P1ENTRY, P0EXIT]true, 46653#[L735, L775, P0EXIT]true, 46658#[L775, L737, P0EXIT]true, 46662#[L775, L742, P0EXIT]true, 46666#[L775, P1FINAL, P0EXIT]true, 46670#[L775, P1EXIT, P0EXIT]true, 46673#[L775-1, P1EXIT, P0EXIT]true, 46675#[L776, P1EXIT, P0EXIT]true, 46677#[L776-1, P1EXIT, P0EXIT, P2ENTRY]true, 46679#[L776-1, L747, P1EXIT, P0EXIT]true, 46683#[L776-1, P1EXIT, L749, P0EXIT]true, 46688#[L752, L776-1, P1EXIT, P0EXIT]true, 46691#[L757, L776-1, P1EXIT, P0EXIT]true, 46695#[P2FINAL, L776-1, P1EXIT, P0EXIT]true, 46699#[L776-1, P1EXIT, P0EXIT, P2EXIT]true, 46703#[L777, P1EXIT, P0EXIT, P2EXIT]true, 46705#[P1EXIT, P0EXIT, P2EXIT, L779]true, 46707#[P1EXIT, P0EXIT, L780, P2EXIT]true, 46709#[L2, P1EXIT, P0EXIT, P2EXIT]true, 46711#[L3, P1EXIT, P0EXIT, P2EXIT]true, 46714#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 46780#[L785, P1EXIT, P0EXIT, P2EXIT]true, 46782#[L786, P1EXIT, P0EXIT, P2EXIT]true, 46784#[P1EXIT, L18, P0EXIT, P2EXIT]true, 46786#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 46788#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 46792#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 46794#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 46807#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2020-12-18 08:47:20,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:47:20,200 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:47:20,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:47:20,202 INFO L82 PathProgramCache]: Analyzing trace with hash 517373818, now seen corresponding path program 1 times [2020-12-18 08:47:20,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:47:20,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590234122] [2020-12-18 08:47:20,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:47:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:47:20,449 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 08:47:20,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590234122] [2020-12-18 08:47:20,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:47:20,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-18 08:47:20,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987740987] [2020-12-18 08:47:20,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-18 08:47:20,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:47:20,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-18 08:47:20,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-18 08:47:20,454 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:47:20,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 08:47:20,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:47:20,576 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@1d5f436c 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.SleepSetNewStateReduction.lambda$0(SleepSetNewStateReduction.java:129) 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.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:130) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:123) 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 08:47:20,581 INFO L168 Benchmark]: Toolchain (without parser) took 4772.38 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.4 MB in the beginning and 224.2 MB in the end (delta: 53.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:20,582 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:47:20,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.37 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 246.6 MB in the end (delta: 30.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:20,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.39 ms. Allocated memory is still 302.0 MB. Free memory was 246.4 MB in the beginning and 244.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:20,585 INFO L168 Benchmark]: Boogie Preprocessor took 28.51 ms. Allocated memory is still 302.0 MB. Free memory was 244.6 MB in the beginning and 243.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:47:20,586 INFO L168 Benchmark]: RCFGBuilder took 663.38 ms. Allocated memory is still 302.0 MB. Free memory was 243.1 MB in the beginning and 262.6 MB in the end (delta: -19.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:20,587 INFO L168 Benchmark]: TraceAbstraction took 3352.24 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 262.6 MB in the beginning and 224.2 MB in the end (delta: 38.4 MB). Peak memory consumption was 99.2 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:20,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 625.37 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 246.6 MB in the end (delta: 30.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 93.39 ms. Allocated memory is still 302.0 MB. Free memory was 246.4 MB in the beginning and 244.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 28.51 ms. Allocated memory is still 302.0 MB. Free memory was 244.6 MB in the beginning and 243.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 663.38 ms. Allocated memory is still 302.0 MB. Free memory was 243.1 MB in the beginning and 262.6 MB in the end (delta: -19.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3352.24 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 262.6 MB in the beginning and 224.2 MB in the end (delta: 38.4 MB). Peak memory consumption was 99.2 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@1d5f436c de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@1d5f436c: 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...