/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/chl-sre-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c503be2 [2021-10-13 19:07:50,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 19:07:50,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 19:07:50,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 19:07:50,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 19:07:50,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 19:07:50,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 19:07:50,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 19:07:50,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 19:07:50,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 19:07:50,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 19:07:50,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 19:07:50,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 19:07:50,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 19:07:50,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 19:07:50,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 19:07:50,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 19:07:50,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 19:07:50,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 19:07:50,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 19:07:50,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 19:07:50,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 19:07:50,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 19:07:50,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 19:07:50,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 19:07:50,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 19:07:50,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 19:07:50,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 19:07:50,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 19:07:50,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 19:07:50,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 19:07:50,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 19:07:50,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 19:07:50,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 19:07:50,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 19:07:50,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 19:07:50,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 19:07:50,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 19:07:50,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 19:07:50,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 19:07:50,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 19:07:50,425 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 19:07:50,475 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 19:07:50,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 19:07:50,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 19:07:50,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 19:07:50,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 19:07:50,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 19:07:50,482 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 19:07:50,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 19:07:50,482 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 19:07:50,482 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 19:07:50,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 19:07:50,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 19:07:50,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 19:07:50,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 19:07:50,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 19:07:50,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 19:07:50,485 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 19:07:50,485 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 19:07:50,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 19:07:50,486 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 19:07:50,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 19:07:50,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 19:07:50,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 19:07:50,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 19:07:50,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 19:07:50,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 19:07:50,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 19:07:50,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 19:07:50,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 19:07:50,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 19:07:50,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 19:07:50,488 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 19:07:50,488 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-13 19:07:50,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 19:07:50,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 19:07:50,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 19:07:50,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 19:07:50,950 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 19:07:50,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-sre-trans.wvr.c [2021-10-13 19:07:51,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c1a5a432/ee77c932119147f381393a4ab5811ca6/FLAG3e81dad3f [2021-10-13 19:07:51,712 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 19:07:51,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/chl-sre-trans.wvr.c [2021-10-13 19:07:51,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c1a5a432/ee77c932119147f381393a4ab5811ca6/FLAG3e81dad3f [2021-10-13 19:07:52,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c1a5a432/ee77c932119147f381393a4ab5811ca6 [2021-10-13 19:07:52,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 19:07:52,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 19:07:52,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 19:07:52,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 19:07:52,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 19:07:52,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf8b72e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52, skipping insertion in model container [2021-10-13 19:07:52,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 19:07:52,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 19:07:52,360 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/chl-sre-trans.wvr.c[2272,2285] [2021-10-13 19:07:52,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 19:07:52,378 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 19:07:52,404 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/chl-sre-trans.wvr.c[2272,2285] [2021-10-13 19:07:52,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 19:07:52,422 INFO L208 MainTranslator]: Completed translation [2021-10-13 19:07:52,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52 WrapperNode [2021-10-13 19:07:52,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 19:07:52,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 19:07:52,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 19:07:52,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 19:07:52,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 19:07:52,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 19:07:52,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 19:07:52,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 19:07:52,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 19:07:52,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 19:07:52,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 19:07:52,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 19:07:52,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (1/1) ... [2021-10-13 19:07:52,506 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 19:07:52,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-13 19:07:52,535 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 19:07:52,548 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 19:07:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-13 19:07:52,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-13 19:07:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-13 19:07:52,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-13 19:07:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-13 19:07:52,611 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-13 19:07:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 19:07:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 19:07:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 19:07:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 19:07:52,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 19:07:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 19:07:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 19:07:52,614 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 19:07:52,976 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 19:07:52,976 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-13 19:07:52,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:07:52 BoogieIcfgContainer [2021-10-13 19:07:52,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 19:07:52,981 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 19:07:52,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 19:07:52,985 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 19:07:52,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:07:52" (1/3) ... [2021-10-13 19:07:52,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@103cc5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:07:52, skipping insertion in model container [2021-10-13 19:07:52,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:07:52" (2/3) ... [2021-10-13 19:07:52,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@103cc5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:07:52, skipping insertion in model container [2021-10-13 19:07:52,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:07:52" (3/3) ... [2021-10-13 19:07:52,992 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-sre-trans.wvr.c [2021-10-13 19:07:53,011 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 19:07:53,012 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 19:07:53,012 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 19:07:53,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@103cc5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:07:53, skipping insertion in model container [2021-10-13 19:07:53,014 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 19:07:53,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 19:07:53,015 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 19:07:53,016 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 19:07:53,019 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:07:52" (3/3) ... [2021-10-13 19:07:53,029 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 19:07:53,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-13 19:07:53,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-13 19:07:53,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-13 19:07:53,064 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-10-13 19:07:53,064 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 19:07:53,064 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 19:07:53,065 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 19:07:53,116 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/chl-sre-trans.wvr.c-witness.graphml [2021-10-13 19:07:53,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 19:07:53,119 INFO L168 Benchmark]: Toolchain (without parser) took 1020.07 ms. Allocated memory is still 164.6 MB. Free memory was 139.1 MB in the beginning and 108.2 MB in the end (delta: 30.8 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. [2021-10-13 19:07:53,120 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 164.6 MB. Free memory is still 137.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-13 19:07:53,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.55 ms. Allocated memory is still 164.6 MB. Free memory was 138.7 MB in the beginning and 128.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-10-13 19:07:53,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.62 ms. Allocated memory is still 164.6 MB. Free memory was 128.2 MB in the beginning and 126.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-13 19:07:53,122 INFO L168 Benchmark]: Boogie Preprocessor took 27.01 ms. Allocated memory is still 164.6 MB. Free memory was 126.5 MB in the beginning and 125.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-13 19:07:53,123 INFO L168 Benchmark]: RCFGBuilder took 483.10 ms. Allocated memory is still 164.6 MB. Free memory was 125.4 MB in the beginning and 112.4 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-13 19:07:53,123 INFO L168 Benchmark]: TraceAbstraction took 33.06 ms. Allocated memory is still 164.6 MB. Free memory was 111.8 MB in the beginning and 111.2 MB in the end (delta: 632.3 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-13 19:07:53,124 INFO L168 Benchmark]: Witness Printer took 101.32 ms. Allocated memory is still 164.6 MB. Free memory was 111.2 MB in the beginning and 108.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-13 19:07:53,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 164.6 MB. Free memory is still 137.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 315.55 ms. Allocated memory is still 164.6 MB. Free memory was 138.7 MB in the beginning and 128.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.62 ms. Allocated memory is still 164.6 MB. Free memory was 128.2 MB in the beginning and 126.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 27.01 ms. Allocated memory is still 164.6 MB. Free memory was 126.5 MB in the beginning and 125.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 483.10 ms. Allocated memory is still 164.6 MB. Free memory was 125.4 MB in the beginning and 112.4 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 33.06 ms. Allocated memory is still 164.6 MB. Free memory was 111.8 MB in the beginning and 111.2 MB in the end (delta: 632.3 kB). There was no memory consumed. Max. memory is 8.0 GB. * Witness Printer took 101.32 ms. Allocated memory is still 164.6 MB. Free memory was 111.2 MB in the beginning and 108.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 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 19:07:53,190 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...