./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton.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_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/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 692248c827814d69f794d70185d48fd053222a0c ................................................................................................................................................................................................................ 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_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/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 692248c827814d69f794d70185d48fd053222a0c ...................................................................................................................................................................................................................... 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 [2020-11-28 04:44:31,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:31,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:31,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:31,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:31,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:31,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:31,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:31,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:31,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:31,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:31,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:31,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:31,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:31,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:31,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:31,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:31,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:31,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:31,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:31,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:31,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:31,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:31,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:31,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:31,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:31,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:31,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:31,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:31,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:31,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:31,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:31,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:31,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:31,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:31,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:31,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:31,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:31,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:31,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:31,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:31,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:44:31,393 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:31,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:31,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:31,395 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:31,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:31,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:31,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:31,397 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:31,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:44:31,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:31,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:31,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:31,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:31,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:31,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:31,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:31,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:31,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:31,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:31,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:31,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:31,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:31,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:31,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:31,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:31,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:31,402 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:44:31,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:44:31,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:31,403 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_b9b4e425-961e-43ad-937e-77a6568bcf5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692248c827814d69f794d70185d48fd053222a0c [2020-11-28 04:44:31,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:31,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:31,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:31,677 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:31,679 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:31,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/../../sv-benchmarks/c/pthread/singleton.i [2020-11-28 04:44:31,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/7b51f930a/87bf787ff5464007b46f0fc200fd9198/FLAG6f25691bd [2020-11-28 04:44:32,417 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:32,418 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/sv-benchmarks/c/pthread/singleton.i [2020-11-28 04:44:32,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/7b51f930a/87bf787ff5464007b46f0fc200fd9198/FLAG6f25691bd [2020-11-28 04:44:32,661 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/7b51f930a/87bf787ff5464007b46f0fc200fd9198 [2020-11-28 04:44:32,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:32,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:32,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:32,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:32,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:32,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:32" (1/1) ... [2020-11-28 04:44:32,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27273d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:32, skipping insertion in model container [2020-11-28 04:44:32,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:32" (1/1) ... [2020-11-28 04:44:32,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:32,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:33,046 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:44:33,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:33,486 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:33,517 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:44:33,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:33,771 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:33,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33 WrapperNode [2020-11-28 04:44:33,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:33,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:33,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:33,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:33,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:33,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:33,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:33,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:33,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... [2020-11-28 04:44:33,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:33,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:33,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:33,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:33,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/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 [2020-11-28 04:44:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:44:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:44:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:44:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:44:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2020-11-28 04:44:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2020-11-28 04:44:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-11-28 04:44:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-11-28 04:44:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-11-28 04:44:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-11-28 04:44:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-11-28 04:44:34,022 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-11-28 04:44:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:44:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 04:44:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:44:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:34,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:34,024 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:44:34,591 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:34,592 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:44:34,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:34 BoogieIcfgContainer [2020-11-28 04:44:34,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:34,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:34,595 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:34,606 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:34,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:34" (1/1) ... [2020-11-28 04:44:34,607 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) [2020-11-28 04:44:34,612 INFO L168 Benchmark]: Toolchain (without parser) took 1943.64 ms. Allocated memory is still 134.2 MB. Free memory was 103.1 MB in the beginning and 58.3 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:34,613 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 45.4 MB in the beginning and 45.3 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:34,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1102.98 ms. Allocated memory is still 134.2 MB. Free memory was 103.1 MB in the beginning and 89.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:34,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.79 ms. Allocated memory is still 134.2 MB. Free memory was 89.7 MB in the beginning and 87.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:34,615 INFO L168 Benchmark]: Boogie Preprocessor took 73.75 ms. Allocated memory is still 134.2 MB. Free memory was 87.6 MB in the beginning and 86.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:34,622 INFO L168 Benchmark]: RCFGBuilder took 657.62 ms. Allocated memory is still 134.2 MB. Free memory was 86.4 MB in the beginning and 59.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:34,623 INFO L168 Benchmark]: CodeCheck took 14.94 ms. Allocated memory is still 134.2 MB. Free memory was 59.6 MB in the beginning and 58.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:34,628 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 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 45.4 MB in the beginning and 45.3 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1102.98 ms. Allocated memory is still 134.2 MB. Free memory was 103.1 MB in the beginning and 89.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.79 ms. Allocated memory is still 134.2 MB. Free memory was 89.7 MB in the beginning and 87.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.75 ms. Allocated memory is still 134.2 MB. Free memory was 87.6 MB in the beginning and 86.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 657.62 ms. Allocated memory is still 134.2 MB. Free memory was 86.4 MB in the beginning and 59.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * CodeCheck took 14.94 ms. Allocated memory is still 134.2 MB. Free memory was 59.6 MB in the beginning and 58.3 MB in the end (delta: 1.3 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:37,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:37,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:37,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:37,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:37,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:37,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:37,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:37,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:37,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:37,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:37,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:37,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:37,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:37,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:37,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:37,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:37,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:37,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:37,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:37,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:37,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:37,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:37,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:37,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:37,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:37,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:37,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:37,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:37,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:37,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:37,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:37,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:37,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:37,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:37,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:37,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:37,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:37,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:37,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:37,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:37,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:44:37,164 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:37,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:37,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:37,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:37,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:37,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:37,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:37,167 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:37,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:37,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:37,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:37,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:37,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:37,168 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:44:37,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:44:37,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:44:37,169 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:37,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:37,170 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:37,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:37,170 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:37,170 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:37,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:37,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:37,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:37,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:37,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:37,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:37,172 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:44:37,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:44:37,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:37,172 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:44:37,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:44:37,173 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_b9b4e425-961e-43ad-937e-77a6568bcf5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692248c827814d69f794d70185d48fd053222a0c [2020-11-28 04:44:37,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:37,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:37,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:37,567 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:37,570 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:37,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/../../sv-benchmarks/c/pthread/singleton.i [2020-11-28 04:44:37,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/c556e124d/cb77be0a87b941f19f292f8992739b03/FLAG56155b797 [2020-11-28 04:44:38,320 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:38,321 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/sv-benchmarks/c/pthread/singleton.i [2020-11-28 04:44:38,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/c556e124d/cb77be0a87b941f19f292f8992739b03/FLAG56155b797 [2020-11-28 04:44:38,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/bin/ukojak/data/c556e124d/cb77be0a87b941f19f292f8992739b03 [2020-11-28 04:44:38,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:38,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:38,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:38,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:38,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:38,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:38" (1/1) ... [2020-11-28 04:44:38,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53337abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:38, skipping insertion in model container [2020-11-28 04:44:38,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:38" (1/1) ... [2020-11-28 04:44:38,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:38,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:38,928 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:44:39,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:39,287 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:39,305 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:44:39,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:39,589 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:39,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39 WrapperNode [2020-11-28 04:44:39,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:39,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:39,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:39,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:39,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:39,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:39,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:39,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:39,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... [2020-11-28 04:44:39,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:39,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:39,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:39,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:39,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b9b4e425-961e-43ad-937e-77a6568bcf5e/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 [2020-11-28 04:44:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-28 04:44:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:44:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:44:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-28 04:44:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:44:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:44:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:44:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:44:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2020-11-28 04:44:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2020-11-28 04:44:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-11-28 04:44:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-11-28 04:44:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-11-28 04:44:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-11-28 04:44:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-11-28 04:44:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-11-28 04:44:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 04:44:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:39,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:39,800 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:44:40,397 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:40,399 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:44:40,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:40 BoogieIcfgContainer [2020-11-28 04:44:40,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:40,406 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:40,406 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:40,416 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:40,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:40" (1/1) ... [2020-11-28 04:44:40,417 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) [2020-11-28 04:44:40,424 INFO L168 Benchmark]: Toolchain (without parser) took 1866.44 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 53.8 MB in the beginning and 48.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:40,425 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:40,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.78 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 53.5 MB in the beginning and 54.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:40,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.33 ms. Allocated memory is still 90.2 MB. Free memory was 54.9 MB in the beginning and 52.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:40,429 INFO L168 Benchmark]: Boogie Preprocessor took 58.51 ms. Allocated memory is still 90.2 MB. Free memory was 52.6 MB in the beginning and 50.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:40,430 INFO L168 Benchmark]: RCFGBuilder took 670.27 ms. Allocated memory is still 90.2 MB. Free memory was 50.7 MB in the beginning and 49.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:40,431 INFO L168 Benchmark]: CodeCheck took 15.67 ms. Allocated memory is still 90.2 MB. Free memory was 49.3 MB in the beginning and 48.6 MB in the end (delta: 714.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:40,441 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 0.26 ms. Allocated memory is still 71.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1034.78 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 53.5 MB in the beginning and 54.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.33 ms. Allocated memory is still 90.2 MB. Free memory was 54.9 MB in the beginning and 52.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.51 ms. Allocated memory is still 90.2 MB. Free memory was 52.6 MB in the beginning and 50.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 670.27 ms. Allocated memory is still 90.2 MB. Free memory was 50.7 MB in the beginning and 49.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. * CodeCheck took 15.67 ms. Allocated memory is still 90.2 MB. Free memory was 49.3 MB in the beginning and 48.6 MB in the end (delta: 714.2 kB). 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...