/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c503be2 [2021-10-13 19:09:27,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 19:09:27,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 19:09:27,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 19:09:27,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 19:09:27,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 19:09:27,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 19:09:27,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 19:09:27,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 19:09:27,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 19:09:27,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 19:09:27,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 19:09:27,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 19:09:27,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 19:09:27,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 19:09:27,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 19:09:27,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 19:09:27,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 19:09:27,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 19:09:27,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 19:09:27,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 19:09:27,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 19:09:27,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 19:09:27,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 19:09:27,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 19:09:27,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 19:09:27,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 19:09:27,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 19:09:27,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 19:09:27,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 19:09:27,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 19:09:27,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 19:09:27,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 19:09:27,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 19:09:27,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 19:09:27,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 19:09:27,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 19:09:27,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 19:09:27,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 19:09:27,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 19:09:27,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 19:09:27,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-13 19:09:27,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 19:09:27,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 19:09:27,435 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 19:09:27,435 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 19:09:27,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 19:09:27,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 19:09:27,441 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 19:09:27,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 19:09:27,441 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 19:09:27,441 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 19:09:27,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 19:09:27,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 19:09:27,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 19:09:27,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 19:09:27,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 19:09:27,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 19:09:27,443 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 19:09:27,443 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 19:09:27,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 19:09:27,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 19:09:27,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 19:09:27,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 19:09:27,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 19:09:27,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 19:09:27,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 19:09:27,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 19:09:27,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 19:09:27,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 19:09:27,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 19:09:27,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 19:09:27,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 19:09:27,447 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 19:09:27,447 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-13 19:09:27,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 19:09:27,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 19:09:27,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 19:09:27,876 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 19:09:27,877 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 19:09:27,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2021-10-13 19:09:27,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00815df01/882cf651fd404464829a509f1f97ed2a/FLAG336344ae1 [2021-10-13 19:09:28,545 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 19:09:28,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2021-10-13 19:09:28,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00815df01/882cf651fd404464829a509f1f97ed2a/FLAG336344ae1 [2021-10-13 19:09:28,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00815df01/882cf651fd404464829a509f1f97ed2a [2021-10-13 19:09:28,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 19:09:28,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 19:09:28,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 19:09:28,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 19:09:28,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 19:09:28,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:09:28" (1/1) ... [2021-10-13 19:09:28,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b48ada8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:28, skipping insertion in model container [2021-10-13 19:09:28,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:09:28" (1/1) ... [2021-10-13 19:09:28,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 19:09:28,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 19:09:29,165 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[4018,4031] [2021-10-13 19:09:29,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 19:09:29,179 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 19:09:29,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[4018,4031] [2021-10-13 19:09:29,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 19:09:29,239 INFO L208 MainTranslator]: Completed translation [2021-10-13 19:09:29,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29 WrapperNode [2021-10-13 19:09:29,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 19:09:29,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 19:09:29,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 19:09:29,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 19:09:29,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 19:09:29,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 19:09:29,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 19:09:29,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 19:09:29,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 19:09:29,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 19:09:29,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 19:09:29,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 19:09:29,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (1/1) ... [2021-10-13 19:09:29,448 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 19:09:29,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-13 19:09:29,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 19:09:29,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 19:09:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-13 19:09:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-13 19:09:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-13 19:09:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-13 19:09:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-13 19:09:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-13 19:09:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-13 19:09:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-13 19:09:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 19:09:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-10-13 19:09:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-10-13 19:09:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-10-13 19:09:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-10-13 19:09:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 19:09:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 19:09:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 19:09:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 19:09:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 19:09:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 19:09:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 19:09:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 19:09:29,598 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 19:09:30,358 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 19:09:30,358 INFO L299 CfgBuilder]: Removed 28 assume(true) statements. [2021-10-13 19:09:30,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:09:30 BoogieIcfgContainer [2021-10-13 19:09:30,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 19:09:30,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 19:09:30,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 19:09:30,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 19:09:30,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:09:28" (1/3) ... [2021-10-13 19:09:30,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32124c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:09:30, skipping insertion in model container [2021-10-13 19:09:30,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:09:29" (2/3) ... [2021-10-13 19:09:30,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32124c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:09:30, skipping insertion in model container [2021-10-13 19:09:30,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:09:30" (3/3) ... [2021-10-13 19:09:30,371 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2021-10-13 19:09:30,378 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 19:09:30,378 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 19:09:30,379 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 19:09:30,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32124c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:09:30, skipping insertion in model container [2021-10-13 19:09:30,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 19:09:30,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 19:09:30,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 19:09:30,382 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 19:09:30,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:09:30" (3/3) ... [2021-10-13 19:09:30,387 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 19:09:30,395 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-13 19:09:30,395 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-13 19:09:30,396 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-13 19:09:30,396 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2021-10-13 19:09:30,396 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2021-10-13 19:09:30,396 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2021-10-13 19:09:30,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-10-13 19:09:30,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 19:09:30,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 19:09:30,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 19:09:30,459 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/parallel-barrier-loop.wvr.c-witness.graphml [2021-10-13 19:09:30,460 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 19:09:30,462 INFO L168 Benchmark]: Toolchain (without parser) took 1541.24 ms. Allocated memory is still 166.7 MB. Free memory was 141.0 MB in the beginning and 140.7 MB in the end (delta: 299.8 kB). Peak memory consumption was 178.4 kB. Max. memory is 8.0 GB. [2021-10-13 19:09:30,463 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 166.7 MB. Free memory is still 137.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-13 19:09:30,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.14 ms. Allocated memory is still 166.7 MB. Free memory was 140.8 MB in the beginning and 129.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-13 19:09:30,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.30 ms. Allocated memory is still 166.7 MB. Free memory was 129.4 MB in the beginning and 127.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-13 19:09:30,465 INFO L168 Benchmark]: Boogie Preprocessor took 92.94 ms. Allocated memory is still 166.7 MB. Free memory was 127.6 MB in the beginning and 125.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-13 19:09:30,466 INFO L168 Benchmark]: RCFGBuilder took 927.41 ms. Allocated memory is still 166.7 MB. Free memory was 125.7 MB in the beginning and 145.4 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.1 MB. Max. memory is 8.0 GB. [2021-10-13 19:09:30,466 INFO L168 Benchmark]: TraceAbstraction took 17.68 ms. Allocated memory is still 166.7 MB. Free memory was 145.4 MB in the beginning and 144.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-13 19:09:30,467 INFO L168 Benchmark]: Witness Printer took 78.26 ms. Allocated memory is still 166.7 MB. Free memory was 144.4 MB in the beginning and 140.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-10-13 19:09:30,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 166.7 MB. Free memory is still 137.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 321.14 ms. Allocated memory is still 166.7 MB. Free memory was 140.8 MB in the beginning and 129.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 89.30 ms. Allocated memory is still 166.7 MB. Free memory was 129.4 MB in the beginning and 127.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 92.94 ms. Allocated memory is still 166.7 MB. Free memory was 127.6 MB in the beginning and 125.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 927.41 ms. Allocated memory is still 166.7 MB. Free memory was 125.7 MB in the beginning and 145.4 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 17.68 ms. Allocated memory is still 166.7 MB. Free memory was 145.4 MB in the beginning and 144.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 8.0 GB. * Witness Printer took 78.26 ms. Allocated memory is still 166.7 MB. Free memory was 144.4 MB in the beginning and 140.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-13 19:09:30,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...