./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_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/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_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/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 [2020-11-30 01:13:13,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:13:13,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:13:13,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:13:13,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:13:13,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:13:13,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:13:13,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:13:13,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:13:13,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:13:13,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:13:13,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:13:13,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:13:13,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:13:13,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:13:13,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:13:13,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:13:13,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:13:13,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:13:13,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:13:13,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:13:13,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:13:13,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:13:13,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:13:13,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:13:13,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:13:13,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:13:13,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:13:13,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:13:13,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:13:13,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:13:13,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:13:13,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:13:13,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:13:13,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:13:13,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:13:13,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:13:13,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:13:13,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:13:13,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:13:13,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:13:13,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:13:13,547 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:13:13,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:13:13,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:13:13,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:13:13,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:13:13,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:13:13,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:13:13,552 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:13:13,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:13:13,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:13:13,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:13:13,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:13:13,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:13:13,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:13:13,554 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:13:13,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:13:13,555 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:13:13,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:13:13,555 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:13:13,556 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:13:13,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:13:13,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:13:13,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:13:13,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:13:13,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:13:13,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:13:13,557 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:13:13,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:13:13,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:13:13,558 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_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692248c827814d69f794d70185d48fd053222a0c [2020-11-30 01:13:13,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:13:13,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:13:13,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:13:13,928 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:13:13,929 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:13:13,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/../../sv-benchmarks/c/pthread/singleton.i [2020-11-30 01:13:14,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/a4615413a/6944923ddce7403a9de0d164076c633d/FLAG7d494ce49 [2020-11-30 01:13:14,685 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:13:14,685 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/sv-benchmarks/c/pthread/singleton.i [2020-11-30 01:13:14,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/a4615413a/6944923ddce7403a9de0d164076c633d/FLAG7d494ce49 [2020-11-30 01:13:14,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/a4615413a/6944923ddce7403a9de0d164076c633d [2020-11-30 01:13:14,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:13:14,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:13:14,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:13:14,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:13:14,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:13:14,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:13:14" (1/1) ... [2020-11-30 01:13:14,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370901d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:14, skipping insertion in model container [2020-11-30 01:13:14,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:13:14" (1/1) ... [2020-11-30 01:13:14,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:13:14,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:13:15,193 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:13:15,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:13:15,554 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:13:15,570 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:13:15,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:13:15,865 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:13:15,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15 WrapperNode [2020-11-30 01:13:15,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:13:15,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:13:15,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:13:15,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:13:15,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:13:15,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:13:15,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:13:15,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:13:15,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... [2020-11-30 01:13:15,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:13:15,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:13:15,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:13:15,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:13:15,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/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 [2020-11-30 01:13:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 01:13:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:13:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:13:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 01:13:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:13:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2020-11-30 01:13:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2020-11-30 01:13:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-11-30 01:13:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-11-30 01:13:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-11-30 01:13:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-11-30 01:13:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-11-30 01:13:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-11-30 01:13:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:13:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:13:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:13:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:13:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:13:16,048 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 01:13:16,503 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:13:16,503 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-30 01:13:16,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:13:16 BoogieIcfgContainer [2020-11-30 01:13:16,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:13:16,506 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:13:16,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:13:16,515 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:13:16,515 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:13:16" (1/1) ... [2020-11-30 01:13:16,516 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) [2020-11-30 01:13:16,523 INFO L168 Benchmark]: Toolchain (without parser) took 1642.66 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 59.7 MB in the beginning and 66.5 MB in the end (delta: -6.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:16,525 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 75.5 MB. Free memory was 55.9 MB in the beginning and 55.8 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:13:16,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 985.23 ms. Allocated memory is still 94.4 MB. Free memory was 59.6 MB in the beginning and 42.6 MB in the end (delta: 17.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:16,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.29 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 42.6 MB in the beginning and 95.8 MB in the end (delta: -53.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:16,530 INFO L168 Benchmark]: Boogie Preprocessor took 32.52 ms. Allocated memory is still 117.4 MB. Free memory was 95.8 MB in the beginning and 94.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:13:16,531 INFO L168 Benchmark]: RCFGBuilder took 543.00 ms. Allocated memory is still 117.4 MB. Free memory was 93.8 MB in the beginning and 67.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:16,532 INFO L168 Benchmark]: CodeCheck took 14.33 ms. Allocated memory is still 117.4 MB. Free memory was 67.2 MB in the beginning and 66.5 MB in the end (delta: 775.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:16,545 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 0.89 ms. Allocated memory is still 75.5 MB. Free memory was 55.9 MB in the beginning and 55.8 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 985.23 ms. Allocated memory is still 94.4 MB. Free memory was 59.6 MB in the beginning and 42.6 MB in the end (delta: 17.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.29 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 42.6 MB in the beginning and 95.8 MB in the end (delta: -53.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.52 ms. Allocated memory is still 117.4 MB. Free memory was 95.8 MB in the beginning and 94.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 543.00 ms. Allocated memory is still 117.4 MB. Free memory was 93.8 MB in the beginning and 67.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * CodeCheck took 14.33 ms. Allocated memory is still 117.4 MB. Free memory was 67.2 MB in the beginning and 66.5 MB in the end (delta: 775.5 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:13:19,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:13:19,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:13:19,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:13:19,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:13:19,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:13:19,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:13:19,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:13:19,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:13:19,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:13:19,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:13:19,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:13:19,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:13:19,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:13:19,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:13:19,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:13:19,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:13:19,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:13:19,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:13:19,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:13:19,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:13:19,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:13:19,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:13:19,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:13:19,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:13:19,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:13:19,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:13:19,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:13:19,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:13:19,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:13:19,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:13:19,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:13:19,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:13:19,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:13:19,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:13:19,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:13:19,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:13:19,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:13:19,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:13:19,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:13:19,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:13:19,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 01:13:19,487 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:13:19,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:13:19,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:13:19,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:13:19,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:13:19,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:13:19,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:13:19,493 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:13:19,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:13:19,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:13:19,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:13:19,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:13:19,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:13:19,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:13:19,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:13:19,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:13:19,496 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:13:19,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:13:19,497 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:13:19,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:13:19,497 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:13:19,497 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:13:19,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:13:19,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:13:19,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:13:19,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:13:19,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:13:19,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:13:19,499 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:13:19,499 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:13:19,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:13:19,500 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 01:13:19,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:13:19,500 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_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692248c827814d69f794d70185d48fd053222a0c [2020-11-30 01:13:19,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:13:19,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:13:19,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:13:19,958 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:13:19,959 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:13:19,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/../../sv-benchmarks/c/pthread/singleton.i [2020-11-30 01:13:20,039 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/96defe5fb/a5d86ea77d274353b13f8cd145785a99/FLAG1730eef16 [2020-11-30 01:13:20,862 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:13:20,865 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/sv-benchmarks/c/pthread/singleton.i [2020-11-30 01:13:20,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/96defe5fb/a5d86ea77d274353b13f8cd145785a99/FLAG1730eef16 [2020-11-30 01:13:21,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/bin/ukojak/data/96defe5fb/a5d86ea77d274353b13f8cd145785a99 [2020-11-30 01:13:21,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:13:21,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:13:21,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:13:21,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:13:21,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:13:21,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:13:21" (1/1) ... [2020-11-30 01:13:21,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f0be8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:21, skipping insertion in model container [2020-11-30 01:13:21,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:13:21" (1/1) ... [2020-11-30 01:13:21,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:13:21,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:13:21,384 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:13:21,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:13:21,844 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:13:21,861 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:13:21,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:13:22,114 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:13:22,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22 WrapperNode [2020-11-30 01:13:22,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:13:22,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:13:22,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:13:22,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:13:22,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:13:22,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:13:22,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:13:22,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:13:22,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:13:22,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:13:22,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:13:22,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:13:22,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:13:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3cac2698-17de-42d4-bcf1-a02cc0c6e28d/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 [2020-11-30 01:13:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-30 01:13:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:13:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 01:13:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:13:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-30 01:13:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:13:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:13:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:13:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 01:13:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2020-11-30 01:13:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2020-11-30 01:13:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-11-30 01:13:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-11-30 01:13:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-11-30 01:13:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-11-30 01:13:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-11-30 01:13:22,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-11-30 01:13:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:13:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:13:22,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:13:22,368 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 01:13:22,961 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:13:22,963 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-30 01:13:22,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:13:22 BoogieIcfgContainer [2020-11-30 01:13:22,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:13:22,972 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:13:22,972 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:13:22,983 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:13:22,984 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:13:22" (1/1) ... [2020-11-30 01:13:22,985 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) [2020-11-30 01:13:22,992 INFO L168 Benchmark]: Toolchain (without parser) took 1915.35 ms. Allocated memory was 48.2 MB in the beginning and 71.3 MB in the end (delta: 23.1 MB). Free memory was 32.1 MB in the beginning and 45.8 MB in the end (delta: -13.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:22,994 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 48.2 MB. Free memory was 30.1 MB in the beginning and 30.1 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:13:22,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1036.04 ms. Allocated memory was 48.2 MB in the beginning and 71.3 MB in the end (delta: 23.1 MB). Free memory was 31.8 MB in the beginning and 32.8 MB in the end (delta: -959.2 kB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:22,997 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.78 ms. Allocated memory is still 71.3 MB. Free memory was 32.8 MB in the beginning and 48.9 MB in the end (delta: -16.1 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:22,998 INFO L168 Benchmark]: Boogie Preprocessor took 73.06 ms. Allocated memory is still 71.3 MB. Free memory was 48.9 MB in the beginning and 47.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:22,999 INFO L168 Benchmark]: RCFGBuilder took 691.76 ms. Allocated memory is still 71.3 MB. Free memory was 46.8 MB in the beginning and 46.8 MB in the end (delta: -19.9 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:13:22,999 INFO L168 Benchmark]: CodeCheck took 17.68 ms. Allocated memory is still 71.3 MB. Free memory was 46.8 MB in the beginning and 45.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:13:23,010 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 0.33 ms. Allocated memory is still 48.2 MB. Free memory was 30.1 MB in the beginning and 30.1 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1036.04 ms. Allocated memory was 48.2 MB in the beginning and 71.3 MB in the end (delta: 23.1 MB). Free memory was 31.8 MB in the beginning and 32.8 MB in the end (delta: -959.2 kB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.78 ms. Allocated memory is still 71.3 MB. Free memory was 32.8 MB in the beginning and 48.9 MB in the end (delta: -16.1 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.06 ms. Allocated memory is still 71.3 MB. Free memory was 48.9 MB in the beginning and 47.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 691.76 ms. Allocated memory is still 71.3 MB. Free memory was 46.8 MB in the beginning and 46.8 MB in the end (delta: -19.9 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * CodeCheck took 17.68 ms. Allocated memory is still 71.3 MB. Free memory was 46.8 MB in the beginning and 45.8 MB in the end (delta: 1.0 MB). 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...