./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longest.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_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/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 d61d37b92252d412fbccdc68a4003feabf5567d4 .............................................................................................................................................................................................................. 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_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/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 d61d37b92252d412fbccdc68a4003feabf5567d4 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:09:21,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:09:21,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:09:21,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:09:21,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:09:21,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:09:21,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:09:22,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:09:22,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:09:22,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:09:22,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:09:22,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:09:22,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:09:22,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:09:22,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:09:22,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:09:22,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:09:22,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:09:22,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:09:22,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:09:22,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:09:22,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:09:22,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:09:22,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:09:22,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:09:22,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:09:22,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:09:22,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:09:22,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:09:22,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:09:22,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:09:22,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:09:22,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:09:22,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:09:22,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:09:22,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:09:22,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:09:22,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:09:22,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:09:22,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:09:22,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:09:22,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:09:22,105 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:09:22,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:09:22,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:09:22,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:09:22,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:09:22,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:09:22,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:09:22,108 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:09:22,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:09:22,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:09:22,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:09:22,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:09:22,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:09:22,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:09:22,110 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:09:22,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:09:22,110 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:09:22,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:09:22,111 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:09:22,111 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:09:22,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:09:22,112 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:09:22,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:09:22,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:09:22,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:09:22,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:09:22,113 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:09:22,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:09:22,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:09:22,114 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_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d61d37b92252d412fbccdc68a4003feabf5567d4 [2020-11-29 21:09:22,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:09:22,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:09:22,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:09:22,482 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:09:22,484 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:09:22,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longest.i [2020-11-29 21:09:22,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/4228a3d48/cf3d6283b6cd4fa29968644f440ed573/FLAG59722a3f0 [2020-11-29 21:09:23,153 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:09:23,154 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/sv-benchmarks/c/pthread/queue_longest.i [2020-11-29 21:09:23,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/4228a3d48/cf3d6283b6cd4fa29968644f440ed573/FLAG59722a3f0 [2020-11-29 21:09:23,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/4228a3d48/cf3d6283b6cd4fa29968644f440ed573 [2020-11-29 21:09:23,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:09:23,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:09:23,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:09:23,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:09:23,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:09:23,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:09:23" (1/1) ... [2020-11-29 21:09:23,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6cc20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:23, skipping insertion in model container [2020-11-29 21:09:23,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:09:23" (1/1) ... [2020-11-29 21:09:23,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:09:23,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:09:24,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:09:24,216 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:09:24,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:09:24,495 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:09:24,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24 WrapperNode [2020-11-29 21:09:24,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:09:24,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:09:24,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:09:24,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:09:24,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:09:24,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:09:24,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:09:24,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:09:24,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... [2020-11-29 21:09:24,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:09:24,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:09:24,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:09:24,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:09:24,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:09:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 21:09:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 21:09:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-29 21:09:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-29 21:09:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-29 21:09:24,712 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-29 21:09:24,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:09:24,713 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-29 21:09:24,713 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-29 21:09:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:09:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-11-29 21:09:24,715 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-11-29 21:09:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 21:09:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 21:09:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-29 21:09:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:09:24,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:09:24,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:09:24,719 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 21:09:25,431 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:09:25,431 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-29 21:09:25,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:09:25 BoogieIcfgContainer [2020-11-29 21:09:25,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:09:25,437 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:09:25,437 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:09:25,448 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:09:25,448 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:09:25" (1/1) ... [2020-11-29 21:09:25,449 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 21:09:25,455 INFO L168 Benchmark]: Toolchain (without parser) took 2035.21 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 52.3 MB in the beginning and 84.5 MB in the end (delta: -32.2 MB). Peak memory consumption was 2.8 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:25,457 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory was 70.8 MB in the beginning and 70.8 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:09:25,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1077.38 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 52.2 MB in the beginning and 86.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:25,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.54 ms. Allocated memory is still 125.8 MB. Free memory was 86.6 MB in the beginning and 83.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:25,460 INFO L168 Benchmark]: Boogie Preprocessor took 37.11 ms. Allocated memory is still 125.8 MB. Free memory was 83.9 MB in the beginning and 81.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:25,461 INFO L168 Benchmark]: RCFGBuilder took 803.12 ms. Allocated memory is still 125.8 MB. Free memory was 81.8 MB in the beginning and 85.6 MB in the end (delta: -3.8 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:25,462 INFO L168 Benchmark]: CodeCheck took 14.80 ms. Allocated memory is still 125.8 MB. Free memory was 85.6 MB in the beginning and 84.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:25,471 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 0.29 ms. Allocated memory is still 90.2 MB. Free memory was 70.8 MB in the beginning and 70.8 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1077.38 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 52.2 MB in the beginning and 86.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.54 ms. Allocated memory is still 125.8 MB. Free memory was 86.6 MB in the beginning and 83.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.11 ms. Allocated memory is still 125.8 MB. Free memory was 83.9 MB in the beginning and 81.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 803.12 ms. Allocated memory is still 125.8 MB. Free memory was 81.8 MB in the beginning and 85.6 MB in the end (delta: -3.8 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. * CodeCheck took 14.80 ms. Allocated memory is still 125.8 MB. Free memory was 85.6 MB in the beginning and 84.5 MB in the end (delta: 1.1 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 [2020-11-29 21:09:27,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:09:27,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:09:27,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:09:27,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:09:27,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:09:27,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:09:28,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:09:28,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:09:28,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:09:28,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:09:28,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:09:28,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:09:28,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:09:28,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:09:28,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:09:28,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:09:28,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:09:28,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:09:28,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:09:28,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:09:28,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:09:28,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:09:28,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:09:28,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:09:28,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:09:28,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:09:28,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:09:28,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:09:28,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:09:28,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:09:28,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:09:28,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:09:28,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:09:28,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:09:28,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:09:28,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:09:28,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:09:28,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:09:28,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:09:28,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:09:28,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 21:09:28,093 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:09:28,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:09:28,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:09:28,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:09:28,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:09:28,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:09:28,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:09:28,096 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:09:28,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:09:28,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:09:28,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:09:28,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:09:28,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:09:28,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:09:28,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:09:28,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:09:28,098 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:09:28,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:09:28,099 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:09:28,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:09:28,101 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:09:28,102 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:09:28,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:09:28,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:09:28,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:09:28,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:09:28,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:09:28,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:09:28,105 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 21:09:28,105 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:09:28,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:09:28,106 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 21:09:28,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:09:28,107 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_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d61d37b92252d412fbccdc68a4003feabf5567d4 [2020-11-29 21:09:28,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:09:28,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:09:28,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:09:28,554 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:09:28,557 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:09:28,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longest.i [2020-11-29 21:09:28,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/f9635eb58/077e488cfec84658918b5448f16a0fe6/FLAG89ed632ec [2020-11-29 21:09:29,338 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:09:29,338 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/sv-benchmarks/c/pthread/queue_longest.i [2020-11-29 21:09:29,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/f9635eb58/077e488cfec84658918b5448f16a0fe6/FLAG89ed632ec [2020-11-29 21:09:29,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/data/f9635eb58/077e488cfec84658918b5448f16a0fe6 [2020-11-29 21:09:29,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:09:29,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:09:29,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:09:29,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:09:29,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:09:29,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:09:29" (1/1) ... [2020-11-29 21:09:29,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5c0df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:29, skipping insertion in model container [2020-11-29 21:09:29,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:09:29" (1/1) ... [2020-11-29 21:09:29,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:09:29,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:09:30,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:09:30,251 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:09:30,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:09:30,553 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:09:30,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30 WrapperNode [2020-11-29 21:09:30,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:09:30,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:09:30,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:09:30,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:09:30,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:09:30,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:09:30,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:09:30,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:09:30,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... [2020-11-29 21:09:30,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:09:30,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:09:30,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:09:30,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:09:30,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2c5cbf14-76a4-41a2-a2cf-7669fcd5bca2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:09:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 21:09:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 21:09:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 21:09:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-29 21:09:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-29 21:09:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-29 21:09:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-29 21:09:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:09:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-29 21:09:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-29 21:09:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:09:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 21:09:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 21:09:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 21:09:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-11-29 21:09:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-11-29 21:09:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-29 21:09:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:09:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:09:30,816 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 21:09:31,720 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:09:31,720 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-29 21:09:31,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:09:31 BoogieIcfgContainer [2020-11-29 21:09:31,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:09:31,725 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:09:31,725 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:09:31,735 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:09:31,735 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:09:31" (1/1) ... [2020-11-29 21:09:31,736 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 21:09:31,743 INFO L168 Benchmark]: Toolchain (without parser) took 2131.84 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 43.7 MB in the beginning and 45.1 MB in the end (delta: -1.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:31,745 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:09:31,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 944.79 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 43.6 MB in the beginning and 66.5 MB in the end (delta: -22.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:31,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.89 ms. Allocated memory is still 94.4 MB. Free memory was 66.5 MB in the beginning and 64.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:31,748 INFO L168 Benchmark]: Boogie Preprocessor took 73.59 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 61.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:31,750 INFO L168 Benchmark]: RCFGBuilder took 991.57 ms. Allocated memory is still 94.4 MB. Free memory was 61.5 MB in the beginning and 46.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:31,750 INFO L168 Benchmark]: CodeCheck took 15.12 ms. Allocated memory is still 94.4 MB. Free memory was 46.6 MB in the beginning and 45.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:31,762 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 0.32 ms. Allocated memory is still 65.0 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 944.79 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 43.6 MB in the beginning and 66.5 MB in the end (delta: -22.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.89 ms. Allocated memory is still 94.4 MB. Free memory was 66.5 MB in the beginning and 64.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.59 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 61.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 991.57 ms. Allocated memory is still 94.4 MB. Free memory was 61.5 MB in the beginning and 46.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * CodeCheck took 15.12 ms. Allocated memory is still 94.4 MB. Free memory was 46.6 MB in the beginning and 45.1 MB in the end (delta: 1.5 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...