/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-10 21:00:59,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-10 21:00:59,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-10 21:00:59,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-10 21:00:59,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-10 21:00:59,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-10 21:00:59,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-10 21:00:59,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-10 21:00:59,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-10 21:00:59,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-10 21:00:59,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-10 21:00:59,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-10 21:00:59,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-10 21:00:59,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-10 21:00:59,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-10 21:00:59,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-10 21:00:59,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-10 21:00:59,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-10 21:00:59,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-10 21:00:59,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-10 21:00:59,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-10 21:00:59,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-10 21:00:59,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-10 21:00:59,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-10 21:00:59,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-10 21:00:59,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-10 21:00:59,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-10 21:00:59,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-10 21:00:59,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-10 21:00:59,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-10 21:00:59,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-10 21:00:59,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-10 21:00:59,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-10 21:00:59,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-10 21:00:59,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-10 21:00:59,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-10 21:00:59,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-10 21:00:59,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-10 21:00:59,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-10 21:00:59,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-10 21:00:59,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-10 21:00:59,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-03-10 21:00:59,315 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-10 21:00:59,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-10 21:00:59,316 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-10 21:00:59,316 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-10 21:00:59,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-10 21:00:59,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-10 21:00:59,319 INFO L138 SettingsManager]: * Use SBE=true [2021-03-10 21:00:59,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-10 21:00:59,320 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-10 21:00:59,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-10 21:00:59,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-10 21:00:59,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-10 21:00:59,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-10 21:00:59,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-10 21:00:59,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-10 21:00:59,321 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-10 21:00:59,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-10 21:00:59,322 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-10 21:00:59,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-10 21:00:59,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-10 21:00:59,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-10 21:00:59,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-10 21:00:59,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-10 21:00:59,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 21:00:59,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-10 21:00:59,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-10 21:00:59,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-10 21:00:59,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-10 21:00:59,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-10 21:00:59,324 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-10 21:00:59,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-10 21:00:59,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-10 21:00:59,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-10 21:00:59,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-10 21:00:59,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-10 21:00:59,636 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-10 21:00:59,637 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-10 21:00:59,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl [2021-03-10 21:00:59,638 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl' [2021-03-10 21:00:59,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-10 21:00:59,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-10 21:00:59,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-10 21:00:59,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-10 21:00:59,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-10 21:00:59,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-10 21:00:59,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-10 21:00:59,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-10 21:00:59,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-10 21:00:59,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... [2021-03-10 21:00:59,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-10 21:00:59,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-10 21:00:59,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-10 21:00:59,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-10 21:00:59,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 21:00:59,822 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_16 given in one single declaration [2021-03-10 21:00:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure set_16 [2021-03-10 21:00:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure set_16 [2021-03-10 21:00:59,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_17 given in one single declaration [2021-03-10 21:00:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure set_17 [2021-03-10 21:00:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure set_17 [2021-03-10 21:00:59,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_14 given in one single declaration [2021-03-10 21:00:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure set_14 [2021-03-10 21:00:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure set_14 [2021-03-10 21:00:59,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_15 given in one single declaration [2021-03-10 21:00:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure set_15 [2021-03-10 21:00:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure set_15 [2021-03-10 21:00:59,824 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_18 given in one single declaration [2021-03-10 21:00:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure set_18 [2021-03-10 21:00:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure set_18 [2021-03-10 21:00:59,824 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_19 given in one single declaration [2021-03-10 21:00:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure set_19 [2021-03-10 21:00:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure set_19 [2021-03-10 21:00:59,824 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2021-03-10 21:00:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2021-03-10 21:00:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2021-03-10 21:00:59,825 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2021-03-10 21:00:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2021-03-10 21:00:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2021-03-10 21:00:59,825 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2021-03-10 21:00:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2021-03-10 21:00:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2021-03-10 21:00:59,825 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2021-03-10 21:00:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2021-03-10 21:00:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2021-03-10 21:00:59,826 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2021-03-10 21:00:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2021-03-10 21:00:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2021-03-10 21:00:59,826 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2021-03-10 21:00:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2021-03-10 21:00:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2021-03-10 21:00:59,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-10 21:00:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-10 21:00:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-10 21:00:59,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2021-03-10 21:00:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2021-03-10 21:00:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2021-03-10 21:00:59,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2021-03-10 21:00:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2021-03-10 21:00:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2021-03-10 21:00:59,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2021-03-10 21:00:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2021-03-10 21:00:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2021-03-10 21:00:59,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2021-03-10 21:00:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2021-03-10 21:00:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2021-03-10 21:00:59,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2021-03-10 21:00:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2021-03-10 21:00:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2021-03-10 21:00:59,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2021-03-10 21:00:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2021-03-10 21:00:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2021-03-10 21:00:59,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2021-03-10 21:00:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2021-03-10 21:00:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2021-03-10 21:00:59,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2021-03-10 21:00:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2021-03-10 21:00:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2021-03-10 21:00:59,830 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-10 21:01:00,070 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-10 21:01:00,070 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-10 21:01:00,071 INFO L202 PluginConnector]: Adding new model example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 09:01:00 BoogieIcfgContainer [2021-03-10 21:01:00,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-10 21:01:00,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-10 21:01:00,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-10 21:01:00,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-10 21:01:00,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.03 09:00:59" (1/2) ... [2021-03-10 21:01:00,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5948e113 and model type example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 09:01:00, skipping insertion in model container [2021-03-10 21:01:00,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 09:01:00" (2/2) ... [2021-03-10 21:01:00,077 INFO L111 eAbstractionObserver]: Analyzing ICFG example_20.bpl [2021-03-10 21:01:00,095 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-10 21:01:00,096 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-10 21:01:00,099 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-10 21:01:00,100 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-10 21:01:00,573 INFO L149 ThreadInstanceAdder]: Constructed 400 joinOtherThreadTransitions. [2021-03-10 21:01:00,588 INFO L253 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2021-03-10 21:01:00,604 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 21:01:00,604 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 21:01:00,604 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 21:01:00,604 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 21:01:00,604 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 21:01:00,604 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 21:01:00,605 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 21:01:00,605 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 21:01:00,621 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 164 places, 483 transitions, 2266 flow Received shutdown request... [2021-03-10 21:13:39,444 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-10 21:13:39,448 WARN L224 ceAbstractionStarter]: Timeout [2021-03-10 21:13:39,448 INFO L202 PluginConnector]: Adding new model example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.03 09:13:39 BasicIcfg [2021-03-10 21:13:39,448 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-10 21:13:39,453 INFO L168 Benchmark]: Toolchain (without parser) took 759750.29 ms. Allocated memory was 255.9 MB in the beginning and 4.9 GB in the end (delta: 4.6 GB). Free memory was 236.4 MB in the beginning and 821.4 MB in the end (delta: -585.0 MB). Peak memory consumption was 4.6 GB. Max. memory is 16.0 GB. [2021-03-10 21:13:39,454 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-10 21:13:39,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.65 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 21:13:39,455 INFO L168 Benchmark]: Boogie Preprocessor took 32.38 ms. Allocated memory is still 255.9 MB. Free memory was 234.3 MB in the beginning and 233.3 MB in the end (delta: 992.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 21:13:39,456 INFO L168 Benchmark]: RCFGBuilder took 303.25 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 231.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.0 GB. [2021-03-10 21:13:39,457 INFO L168 Benchmark]: TraceAbstraction took 759375.26 ms. Allocated memory was 255.9 MB in the beginning and 4.9 GB in the end (delta: 4.6 GB). Free memory was 231.1 MB in the beginning and 821.4 MB in the end (delta: -590.3 MB). Peak memory consumption was 4.6 GB. Max. memory is 16.0 GB. [2021-03-10 21:13:39,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 29.65 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 32.38 ms. Allocated memory is still 255.9 MB. Free memory was 234.3 MB in the beginning and 233.3 MB in the end (delta: 992.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 303.25 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 231.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 759375.26 ms. Allocated memory was 255.9 MB in the beginning and 4.9 GB in the end (delta: 4.6 GB). Free memory was 231.1 MB in the beginning and 821.4 MB in the end (delta: -590.3 MB). Peak memory consumption was 4.6 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 53). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 164 places, 483 transitions, 2266 flow. Already constructed 756966 states. Currently 345411 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 758843.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 758839.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown