/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/popl20-threaded-sum-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 16:18:49,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 16:18:49,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 16:18:49,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-08 16:18:49,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-08 16:18:49,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-08 16:18:49,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-08 16:18:49,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-08 16:18:49,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-08 16:18:49,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-08 16:18:49,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-08 16:18:49,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-08 16:18:49,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 16:18:49,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 16:18:49,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 16:18:49,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 16:18:49,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 16:18:49,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 16:18:49,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 16:18:49,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 16:18:49,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 16:18:50,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 16:18:50,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 16:18:50,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 16:18:50,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-08 16:18:50,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-08 16:18:50,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-08 16:18:50,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-08 16:18:50,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-08 16:18:50,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-08 16:18:50,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 16:18:50,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 16:18:50,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 16:18:50,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 16:18:50,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 16:18:50,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 16:18:50,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 16:18:50,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 16:18:50,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 16:18:50,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 16:18:50,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 16:18:50,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-08 16:18:50,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 16:18:50,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 16:18:50,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 16:18:50,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 16:18:50,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 16:18:50,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 16:18:50,088 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 16:18:50,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 16:18:50,089 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 16:18:50,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-08 16:18:50,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 16:18:50,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 16:18:50,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 16:18:50,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-08 16:18:50,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 16:18:50,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-08 16:18:50,091 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-08 16:18:50,091 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 16:18:50,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-08 16:18:50,092 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 16:18:50,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-08 16:18:50,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 16:18:50,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 16:18:50,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 16:18:50,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 16:18:50,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 16:18:50,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 16:18:50,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-08 16:18:50,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-08 16:18:50,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-08 16:18:50,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-08 16:18:50,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-08 16:18:50,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 16:18:50,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 16:18:50,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 16:18:50,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 16:18:50,483 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 16:18:50,484 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 16:18:50,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2021-10-08 16:18:50,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/87e47eaf2/57ed49a303e94f41b8f7f7229ab59ec1/FLAG2912fa3ca [2021-10-08 16:18:51,129 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 16:18:51,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2021-10-08 16:18:51,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/87e47eaf2/57ed49a303e94f41b8f7f7229ab59ec1/FLAG2912fa3ca [2021-10-08 16:18:51,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/87e47eaf2/57ed49a303e94f41b8f7f7229ab59ec1 [2021-10-08 16:18:51,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 16:18:51,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-08 16:18:51,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 16:18:51,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 16:18:51,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 16:18:51,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d574903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51, skipping insertion in model container [2021-10-08 16:18:51,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 16:18:51,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 16:18:51,847 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/popl20-threaded-sum-3.wvr.c[2458,2471] [2021-10-08 16:18:51,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 16:18:51,858 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 16:18:51,885 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/popl20-threaded-sum-3.wvr.c[2458,2471] [2021-10-08 16:18:51,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 16:18:51,905 INFO L208 MainTranslator]: Completed translation [2021-10-08 16:18:51,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51 WrapperNode [2021-10-08 16:18:51,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 16:18:51,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 16:18:51,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 16:18:51,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 16:18:51,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 16:18:51,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 16:18:51,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 16:18:51,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 16:18:51,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 16:18:51,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 16:18:51,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 16:18:51,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 16:18:51,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (1/1) ... [2021-10-08 16:18:51,995 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 16:18:52,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 16:18:52,028 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) [2021-10-08 16:18:52,050 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 [2021-10-08 16:18:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 16:18:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 16:18:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 16:18:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 16:18:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-08 16:18:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-08 16:18:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-08 16:18:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 16:18:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-08 16:18:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 16:18:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 16:18:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 16:18:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 16:18:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-08 16:18:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 16:18:52,118 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-08 16:18:52,702 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 16:18:52,703 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-08 16:18:52,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 04:18:52 BoogieIcfgContainer [2021-10-08 16:18:52,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 16:18:52,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 16:18:52,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 16:18:52,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 16:18:52,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 04:18:51" (1/3) ... [2021-10-08 16:18:52,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756033b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 04:18:52, skipping insertion in model container [2021-10-08 16:18:52,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 04:18:51" (2/3) ... [2021-10-08 16:18:52,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756033b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 04:18:52, skipping insertion in model container [2021-10-08 16:18:52,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 04:18:52" (3/3) ... [2021-10-08 16:18:52,719 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2021-10-08 16:18:52,726 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-08 16:18:52,726 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 16:18:52,726 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-08 16:18:52,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756033b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 04:18:52, skipping insertion in model container [2021-10-08 16:18:52,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-08 16:18:52,729 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-08 16:18:52,729 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-08 16:18:52,729 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-08 16:18:52,730 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 04:18:52" (3/3) ... [2021-10-08 16:18:52,734 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-08 16:18:52,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-08 16:18:52,741 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-08 16:18:52,741 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-08 16:18:52,746 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2021-10-08 16:18:52,747 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-08 16:18:52,747 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-08 16:18:52,747 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-08 16:18:52,802 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/popl20-threaded-sum-3.wvr.c-witness.graphml [2021-10-08 16:18:52,802 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-08 16:18:52,808 INFO L168 Benchmark]: Toolchain (without parser) took 1285.26 ms. Allocated memory is still 163.6 MB. Free memory was 136.8 MB in the beginning and 138.3 MB in the end (delta: -1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 16:18:52,808 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 163.6 MB. Free memory is still 133.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 16:18:52,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.44 ms. Allocated memory is still 163.6 MB. Free memory was 136.4 MB in the beginning and 126.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-10-08 16:18:52,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.31 ms. Allocated memory is still 163.6 MB. Free memory was 126.0 MB in the beginning and 124.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-08 16:18:52,814 INFO L168 Benchmark]: Boogie Preprocessor took 30.11 ms. Allocated memory is still 163.6 MB. Free memory was 124.4 MB in the beginning and 123.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-08 16:18:52,814 INFO L168 Benchmark]: RCFGBuilder took 723.97 ms. Allocated memory is still 163.6 MB. Free memory was 123.0 MB in the beginning and 143.0 MB in the end (delta: -20.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 8.0 GB. [2021-10-08 16:18:52,815 INFO L168 Benchmark]: TraceAbstraction took 20.41 ms. Allocated memory is still 163.6 MB. Free memory was 142.5 MB in the beginning and 141.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-08 16:18:52,815 INFO L168 Benchmark]: Witness Printer took 73.64 ms. Allocated memory is still 163.6 MB. Free memory was 141.4 MB in the beginning and 138.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-08 16:18:52,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 163.6 MB. Free memory is still 133.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 374.44 ms. Allocated memory is still 163.6 MB. Free memory was 136.4 MB in the beginning and 126.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.31 ms. Allocated memory is still 163.6 MB. Free memory was 126.0 MB in the beginning and 124.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.11 ms. Allocated memory is still 163.6 MB. Free memory was 124.4 MB in the beginning and 123.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 723.97 ms. Allocated memory is still 163.6 MB. Free memory was 123.0 MB in the beginning and 143.0 MB in the end (delta: -20.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 20.41 ms. Allocated memory is still 163.6 MB. Free memory was 142.5 MB in the beginning and 141.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Witness Printer took 73.64 ms. Allocated memory is still 163.6 MB. Free memory was 141.4 MB in the beginning and 138.3 MB in the end (delta: 3.1 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! [2021-10-08 16:18:52,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...