./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/peterson.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/peterson.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 997418c6caa3dfe6137e5cc9e02fb9342381aa72 ............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/peterson.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 997418c6caa3dfe6137e5cc9e02fb9342381aa72 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:46:22,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:46:22,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:46:22,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:46:22,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:46:22,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:46:22,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:46:22,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:46:22,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:46:22,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:46:22,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:46:22,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:46:22,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:46:22,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:46:22,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:46:22,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:46:22,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:46:22,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:46:22,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:46:22,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:46:22,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:46:22,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:46:22,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:46:22,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:46:22,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:46:22,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:46:22,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:46:22,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:46:22,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:46:22,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:46:22,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:46:22,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:46:22,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:46:22,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:46:22,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:46:22,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:46:22,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:46:22,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:46:22,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:46:22,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:46:22,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:46:22,249 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 20:46:22,288 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:46:22,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:46:22,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 20:46:22,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 20:46:22,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:46:22,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:46:22,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:46:22,293 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:46:22,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:46:22,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:46:22,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:46:22,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:46:22,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:46:22,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:46:22,295 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:46:22,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:46:22,296 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:46:22,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:46:22,296 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 20:46:22,298 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 20:46:22,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:46:22,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:46:22,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:46:22,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:46:22,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:46:22,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:46:22,305 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 20:46:22,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:46:22,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:46:22,308 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:/tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 997418c6caa3dfe6137e5cc9e02fb9342381aa72 [2020-11-29 20:46:22,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:46:22,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:46:22,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:46:22,625 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:46:22,629 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:46:22,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/peterson.i [2020-11-29 20:46:22,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/e4a881aa3/955a0f6eee4d4b26be087e9e9f290ee9/FLAG011815b55 [2020-11-29 20:46:23,230 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:46:23,231 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/sv-benchmarks/c/pthread-atomic/peterson.i [2020-11-29 20:46:23,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/e4a881aa3/955a0f6eee4d4b26be087e9e9f290ee9/FLAG011815b55 [2020-11-29 20:46:23,556 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/e4a881aa3/955a0f6eee4d4b26be087e9e9f290ee9 [2020-11-29 20:46:23,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:46:23,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:46:23,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:46:23,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:46:23,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:46:23,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:46:23" (1/1) ... [2020-11-29 20:46:23,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8fa230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:23, skipping insertion in model container [2020-11-29 20:46:23,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:46:23" (1/1) ... [2020-11-29 20:46:23,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:46:23,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:46:23,852 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 20:46:23,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:46:23,982 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:46:24,020 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 20:46:24,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:46:24,161 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:46:24,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24 WrapperNode [2020-11-29 20:46:24,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:46:24,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:46:24,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:46:24,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:46:24,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:46:24,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:46:24,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:46:24,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:46:24,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:46:24,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:46:24,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:46:24,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:46:24,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:46:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 20:46:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 20:46:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 20:46:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-29 20:46:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-29 20:46:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-29 20:46:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-29 20:46:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 20:46:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 20:46:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:46:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 20:46:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:46:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 20:46:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:46:24,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:46:24,367 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 20:46:24,789 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:46:24,789 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-29 20:46:24,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:46:24 BoogieIcfgContainer [2020-11-29 20:46:24,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:46:24,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 20:46:24,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 20:46:24,802 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 20:46:24,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:46:24" (1/1) ... [2020-11-29 20:46:24,803 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 20:46:24,807 INFO L168 Benchmark]: Toolchain (without parser) took 1243.72 ms. Allocated memory is still 117.4 MB. Free memory was 81.7 MB in the beginning and 46.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:24,808 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 77.6 MB. Free memory was 37.3 MB in the beginning and 37.2 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:46:24,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.89 ms. Allocated memory is still 117.4 MB. Free memory was 81.5 MB in the beginning and 71.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:24,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.37 ms. Allocated memory is still 117.4 MB. Free memory was 71.9 MB in the beginning and 69.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:24,813 INFO L168 Benchmark]: Boogie Preprocessor took 57.38 ms. Allocated memory is still 117.4 MB. Free memory was 69.8 MB in the beginning and 68.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:24,815 INFO L168 Benchmark]: RCFGBuilder took 498.40 ms. Allocated memory is still 117.4 MB. Free memory was 68.3 MB in the beginning and 47.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:24,816 INFO L168 Benchmark]: CodeCheck took 13.47 ms. Allocated memory is still 117.4 MB. Free memory was 47.3 MB in the beginning and 46.4 MB in the end (delta: 892.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:46:24,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 77.6 MB. Free memory was 37.3 MB in the beginning and 37.2 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 596.89 ms. Allocated memory is still 117.4 MB. Free memory was 81.5 MB in the beginning and 71.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.37 ms. Allocated memory is still 117.4 MB. Free memory was 71.9 MB in the beginning and 69.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.38 ms. Allocated memory is still 117.4 MB. Free memory was 69.8 MB in the beginning and 68.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 498.40 ms. Allocated memory is still 117.4 MB. Free memory was 68.3 MB in the beginning and 47.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 13.47 ms. Allocated memory is still 117.4 MB. Free memory was 47.3 MB in the beginning and 46.4 MB in the end (delta: 892.8 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:46:27,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:46:27,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:46:27,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:46:27,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:46:27,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:46:27,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:46:27,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:46:27,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:46:27,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:46:27,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:46:27,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:46:27,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:46:27,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:46:27,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:46:27,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:46:27,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:46:27,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:46:27,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:46:27,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:46:27,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:46:27,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:46:27,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:46:27,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:46:27,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:46:27,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:46:27,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:46:27,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:46:27,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:46:27,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:46:27,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:46:27,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:46:27,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:46:27,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:46:27,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:46:27,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:46:27,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:46:27,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:46:27,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:46:27,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:46:27,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:46:27,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 20:46:27,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:46:27,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:46:27,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 20:46:27,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 20:46:27,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:46:27,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:46:27,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:46:27,580 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:46:27,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:46:27,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:46:27,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:46:27,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:46:27,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:46:27,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:46:27,581 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:46:27,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:46:27,581 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:46:27,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:46:27,582 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:46:27,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:46:27,582 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 20:46:27,582 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 20:46:27,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:46:27,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:46:27,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:46:27,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:46:27,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:46:27,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:46:27,584 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 20:46:27,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:46:27,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:46:27,584 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 20:46:27,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:46:27,584 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 997418c6caa3dfe6137e5cc9e02fb9342381aa72 [2020-11-29 20:46:27,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:46:28,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:46:28,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:46:28,017 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:46:28,017 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:46:28,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/peterson.i [2020-11-29 20:46:28,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/f0bce72f2/f3fcaeebe5584e79890d8ef5237b1b09/FLAGf7a7f1ecb [2020-11-29 20:46:28,775 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:46:28,775 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/sv-benchmarks/c/pthread-atomic/peterson.i [2020-11-29 20:46:28,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/f0bce72f2/f3fcaeebe5584e79890d8ef5237b1b09/FLAGf7a7f1ecb [2020-11-29 20:46:29,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/data/f0bce72f2/f3fcaeebe5584e79890d8ef5237b1b09 [2020-11-29 20:46:29,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:46:29,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:46:29,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:46:29,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:46:29,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:46:29,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@887c5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29, skipping insertion in model container [2020-11-29 20:46:29,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:46:29,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:46:29,346 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 20:46:29,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:46:29,578 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:46:29,609 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 20:46:29,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:46:29,756 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:46:29,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29 WrapperNode [2020-11-29 20:46:29,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:46:29,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:46:29,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:46:29,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:46:29,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:46:29,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:46:29,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:46:29,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:46:29,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... [2020-11-29 20:46:29,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:46:29,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:46:29,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:46:29,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:46:29,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:46:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5679312e-141f-46f7-ab45-36d308cb0cdd/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:46:29,979 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 20:46:29,980 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 20:46:29,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 20:46:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-29 20:46:29,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-29 20:46:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-29 20:46:29,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-29 20:46:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 20:46:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:46:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 20:46:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 20:46:29,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 20:46:29,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 20:46:29,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:46:29,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:46:29,984 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 20:46:30,561 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:46:30,561 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-29 20:46:30,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:46:30 BoogieIcfgContainer [2020-11-29 20:46:30,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:46:30,568 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 20:46:30,568 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 20:46:30,578 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 20:46:30,578 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:46:30" (1/1) ... [2020-11-29 20:46:30,579 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 20:46:30,585 INFO L168 Benchmark]: Toolchain (without parser) took 1492.57 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.6 MB in the beginning and 37.0 MB in the end (delta: -8.4 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:30,587 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory was 35.1 MB in the beginning and 35.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:46:30,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.90 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.3 MB in the beginning and 47.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:30,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.36 ms. Allocated memory is still 69.2 MB. Free memory was 47.9 MB in the beginning and 45.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:30,590 INFO L168 Benchmark]: Boogie Preprocessor took 59.63 ms. Allocated memory is still 69.2 MB. Free memory was 45.8 MB in the beginning and 44.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:30,591 INFO L168 Benchmark]: RCFGBuilder took 664.57 ms. Allocated memory is still 69.2 MB. Free memory was 44.0 MB in the beginning and 38.0 MB in the end (delta: 6.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:30,592 INFO L168 Benchmark]: CodeCheck took 15.32 ms. Allocated memory is still 69.2 MB. Free memory was 38.0 MB in the beginning and 37.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:46:30,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory was 35.1 MB in the beginning and 35.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 664.90 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.3 MB in the beginning and 47.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.36 ms. Allocated memory is still 69.2 MB. Free memory was 47.9 MB in the beginning and 45.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.63 ms. Allocated memory is still 69.2 MB. Free memory was 45.8 MB in the beginning and 44.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 664.57 ms. Allocated memory is still 69.2 MB. Free memory was 44.0 MB in the beginning and 38.0 MB in the end (delta: 6.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * CodeCheck took 15.32 ms. Allocated memory is still 69.2 MB. Free memory was 38.0 MB in the beginning and 37.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...