/usr/bin/java -Xmx8000000000 -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/regression/LBE_Y_to_V.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 15:23:02,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 15:23:02,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 15:23:02,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-15 15:23:02,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 15:23:02,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 15:23:02,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 15:23:02,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 15:23:02,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 15:23:02,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 15:23:02,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 15:23:02,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 15:23:02,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 15:23:02,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 15:23:02,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 15:23:02,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 15:23:02,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-15 15:23:02,583 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 [2022-03-15 15:23:02,606 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 15:23:02,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 15:23:02,606 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 15:23:02,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 15:23:02,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 15:23:02,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 15:23:02,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 15:23:02,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 15:23:02,608 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 15:23:02,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 15:23:02,609 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 15:23:02,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 15:23:02,611 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 15:23:02,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 15:23:02,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 15:23:02,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 15:23:02,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 15:23:02,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 15:23:02,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:23:02,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 15:23:02,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 15:23:02,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 15:23:02,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 15:23:02,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 15:23:02,613 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 15:23:02,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 15:23:02,613 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 15:23:02,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 15:23:02,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 15:23:02,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 15:23:02,811 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-15 15:23:02,811 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-15 15:23:02,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/LBE_Y_to_V.bpl [2022-03-15 15:23:02,812 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/LBE_Y_to_V.bpl' [2022-03-15 15:23:02,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 15:23:02,827 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-15 15:23:02,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 15:23:02,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 15:23:02,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 15:23:02,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,845 INFO L137 Inliner]: procedures = 2, calls = 0, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-15 15:23:02,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 15:23:02,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 15:23:02,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 15:23:02,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 15:23:02,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 15:23:02,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 15:23:02,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 15:23:02,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 15:23:02,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/1) ... [2022-03-15 15:23:02,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:23:02,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:23:02,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 15:23:02,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 15:23:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 15:23:02,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 15:23:02,954 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 15:23:02,955 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 15:23:03,004 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 15:23:03,012 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 15:23:03,012 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 15:23:03,014 INFO L202 PluginConnector]: Adding new model LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:23:03 BoogieIcfgContainer [2022-03-15 15:23:03,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 15:23:03,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 15:23:03,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 15:23:03,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 15:23:03,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 03:23:02" (1/2) ... [2022-03-15 15:23:03,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779416b0 and model type LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:23:03, skipping insertion in model container [2022-03-15 15:23:03,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:23:03" (2/2) ... [2022-03-15 15:23:03,021 INFO L111 eAbstractionObserver]: Analyzing ICFG LBE_Y_to_V.bpl [2022-03-15 15:23:03,027 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 15:23:03,027 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-03-15 15:23:03,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779416b0 and model type LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:23:03, skipping insertion in model container [2022-03-15 15:23:03,030 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:23:03,031 INFO L158 Benchmark]: Toolchain (without parser) took 202.80ms. Allocated memory is still 194.0MB. Free memory was 158.8MB in the beginning and 147.3MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-03-15 15:23:03,032 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 159.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:23:03,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.69ms. Allocated memory is still 194.0MB. Free memory was 158.8MB in the beginning and 157.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 15:23:03,034 INFO L158 Benchmark]: Boogie Preprocessor took 11.18ms. Allocated memory is still 194.0MB. Free memory was 157.2MB in the beginning and 156.4MB in the end (delta: 753.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 15:23:03,035 INFO L158 Benchmark]: RCFGBuilder took 154.34ms. Allocated memory is still 194.0MB. Free memory was 156.3MB in the beginning and 148.7MB in the end (delta: 7.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-03-15 15:23:03,035 INFO L158 Benchmark]: TraceAbstraction took 14.44ms. Allocated memory is still 194.0MB. Free memory was 148.2MB in the beginning and 147.3MB in the end (delta: 849.0kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 15:23:03,038 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 0.10ms. Allocated memory is still 194.0MB. Free memory is still 159.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.69ms. Allocated memory is still 194.0MB. Free memory was 158.8MB in the beginning and 157.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.18ms. Allocated memory is still 194.0MB. Free memory was 157.2MB in the beginning and 156.4MB in the end (delta: 753.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 154.34ms. Allocated memory is still 194.0MB. Free memory was 156.3MB in the beginning and 148.7MB in the end (delta: 7.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 14.44ms. Allocated memory is still 194.0MB. Free memory was 148.2MB in the beginning and 147.3MB in the end (delta: 849.0kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-03-15 15:23:03,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...