./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longer.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_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/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 e7814b8d228f48191296ba30238232c20e2dc942 .............................................................................................................................................................................................................. 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_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/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 e7814b8d228f48191296ba30238232c20e2dc942 ................................................................................................................................................................................................................... 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 18:37:28,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:37:28,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:37:28,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:37:28,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:37:28,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:37:28,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:37:28,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:37:28,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:37:28,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:37:28,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:37:28,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:37:28,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:37:28,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:37:28,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:37:28,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:37:28,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:37:28,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:37:28,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:37:28,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:37:28,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:37:28,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:37:28,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:37:28,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:37:28,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:37:28,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:37:28,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:37:28,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:37:28,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:37:28,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:37:28,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:37:28,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:37:28,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:37:28,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:37:28,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:37:28,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:37:28,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:37:28,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:37:28,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:37:28,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:37:28,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:37:28,783 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 18:37:28,833 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:37:28,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:37:28,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:37:28,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:37:28,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:37:28,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:37:28,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:37:28,841 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:37:28,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:37:28,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:37:28,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:37:28,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:37:28,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:37:28,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:37:28,844 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:37:28,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:37:28,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:37:28,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:37:28,845 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:37:28,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:37:28,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:37:28,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:37:28,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:37:28,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:37:28,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:37:28,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:37:28,847 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:37:28,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:37:28,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:37:28,850 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_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7814b8d228f48191296ba30238232c20e2dc942 [2020-11-29 18:37:29,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:37:29,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:37:29,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:37:29,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:37:29,208 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:37:29,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longer.i [2020-11-29 18:37:29,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/a0bbc3263/564f6bb8088a48a181b130eb825e3d8d/FLAG15015cc8f [2020-11-29 18:37:30,037 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:37:30,046 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/sv-benchmarks/c/pthread/queue_longer.i [2020-11-29 18:37:30,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/a0bbc3263/564f6bb8088a48a181b130eb825e3d8d/FLAG15015cc8f [2020-11-29 18:37:30,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/a0bbc3263/564f6bb8088a48a181b130eb825e3d8d [2020-11-29 18:37:30,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:37:30,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:37:30,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:37:30,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:37:30,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:37:30,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:37:30" (1/1) ... [2020-11-29 18:37:30,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724a375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:30, skipping insertion in model container [2020-11-29 18:37:30,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:37:30" (1/1) ... [2020-11-29 18:37:30,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:37:30,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:37:31,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:37:31,062 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:37:31,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:37:31,343 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:37:31,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31 WrapperNode [2020-11-29 18:37:31,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:37:31,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:37:31,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:37:31,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:37:31,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:37:31,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:37:31,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:37:31,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:37:31,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... [2020-11-29 18:37:31,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:37:31,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:37:31,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:37:31,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:37:31,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/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 18:37:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 18:37:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 18:37:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-29 18:37:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-29 18:37:31,582 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-29 18:37:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-29 18:37:31,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:37:31,583 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-29 18:37:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-29 18:37:31,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:37:31,583 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-11-29 18:37:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-11-29 18:37:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 18:37:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:37:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-29 18:37:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:37:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:37:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:37:31,587 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 18:37:32,482 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:37:32,483 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-29 18:37:32,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:37:32 BoogieIcfgContainer [2020-11-29 18:37:32,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:37:32,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:37:32,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:37:32,498 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:37:32,498 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:37:32" (1/1) ... [2020-11-29 18:37:32,499 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 18:37:32,505 INFO L168 Benchmark]: Toolchain (without parser) took 2232.24 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 48.4 MB in the beginning and 65.8 MB in the end (delta: -17.3 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:32,506 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 56.8 MB in the beginning and 56.8 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:37:32,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1071.99 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 48.3 MB in the beginning and 72.1 MB in the end (delta: -23.8 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:32,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.51 ms. Allocated memory is still 109.1 MB. Free memory was 71.7 MB in the beginning and 69.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:32,514 INFO L168 Benchmark]: Boogie Preprocessor took 49.36 ms. Allocated memory is still 109.1 MB. Free memory was 69.0 MB in the beginning and 67.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:37:32,515 INFO L168 Benchmark]: RCFGBuilder took 1018.57 ms. Allocated memory is still 109.1 MB. Free memory was 67.5 MB in the beginning and 66.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:32,516 INFO L168 Benchmark]: CodeCheck took 15.12 ms. Allocated memory is still 109.1 MB. Free memory was 66.3 MB in the beginning and 65.8 MB in the end (delta: 470.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:37:32,521 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 83.9 MB. Free memory was 56.8 MB in the beginning and 56.8 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1071.99 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 48.3 MB in the beginning and 72.1 MB in the end (delta: -23.8 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.51 ms. Allocated memory is still 109.1 MB. Free memory was 71.7 MB in the beginning and 69.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.36 ms. Allocated memory is still 109.1 MB. Free memory was 69.0 MB in the beginning and 67.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1018.57 ms. Allocated memory is still 109.1 MB. Free memory was 67.5 MB in the beginning and 66.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * CodeCheck took 15.12 ms. Allocated memory is still 109.1 MB. Free memory was 66.3 MB in the beginning and 65.8 MB in the end (delta: 470.0 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:37:35,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:37:35,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:37:35,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:37:35,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:37:35,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:37:35,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:37:35,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:37:35,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:37:35,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:37:35,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:37:35,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:37:35,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:37:35,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:37:35,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:37:35,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:37:35,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:37:35,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:37:35,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:37:35,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:37:35,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:37:35,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:37:35,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:37:35,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:37:35,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:37:35,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:37:35,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:37:35,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:37:35,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:37:35,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:37:35,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:37:35,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:37:35,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:37:35,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:37:35,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:37:35,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:37:35,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:37:35,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:37:35,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:37:35,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:37:35,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:37:35,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 18:37:35,899 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:37:35,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:37:35,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:37:35,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:37:35,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:37:35,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:37:35,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:37:35,906 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:37:35,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:37:35,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:37:35,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:37:35,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:37:35,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:37:35,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:37:35,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:37:35,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:37:35,910 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:37:35,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:37:35,911 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:37:35,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:37:35,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:37:35,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:37:35,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:37:35,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:37:35,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:37:35,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:37:35,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:37:35,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:37:35,914 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 18:37:35,915 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:37:35,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:37:35,915 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 18:37:35,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:37:35,916 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_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7814b8d228f48191296ba30238232c20e2dc942 [2020-11-29 18:37:36,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:37:36,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:37:36,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:37:36,532 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:37:36,536 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:37:36,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longer.i [2020-11-29 18:37:36,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/9646b9401/55e8425128a342389d5ff356fd9a8431/FLAGad069eddc [2020-11-29 18:37:37,484 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:37:37,485 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/sv-benchmarks/c/pthread/queue_longer.i [2020-11-29 18:37:37,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/9646b9401/55e8425128a342389d5ff356fd9a8431/FLAGad069eddc [2020-11-29 18:37:37,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/bin/ukojak/data/9646b9401/55e8425128a342389d5ff356fd9a8431 [2020-11-29 18:37:37,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:37:37,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:37:37,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:37:37,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:37:37,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:37:37,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:37:37" (1/1) ... [2020-11-29 18:37:37,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d92694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:37, skipping insertion in model container [2020-11-29 18:37:37,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:37:37" (1/1) ... [2020-11-29 18:37:37,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:37:37,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:37:38,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:37:38,653 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:37:38,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:37:38,996 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:37:38,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38 WrapperNode [2020-11-29 18:37:39,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:37:39,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:37:39,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:37:39,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:37:39,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:37:39,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:37:39,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:37:39,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:37:39,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... [2020-11-29 18:37:39,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:37:39,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:37:39,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:37:39,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:37:39,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:37:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b8322a0-940a-40ca-a91e-832e8ef3ad7d/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 18:37:39,306 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 18:37:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 18:37:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 18:37:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-29 18:37:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-29 18:37:39,312 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-29 18:37:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-29 18:37:39,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:37:39,314 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-29 18:37:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-29 18:37:39,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:37:39,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 18:37:39,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 18:37:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 18:37:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-11-29 18:37:39,317 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-11-29 18:37:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-29 18:37:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:37:39,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:37:39,319 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 18:37:40,412 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:37:40,412 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-29 18:37:40,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:37:40 BoogieIcfgContainer [2020-11-29 18:37:40,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:37:40,418 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:37:40,418 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:37:40,427 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:37:40,427 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:37:40" (1/1) ... [2020-11-29 18:37:40,428 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 18:37:40,438 INFO L168 Benchmark]: Toolchain (without parser) took 2724.91 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.6 MB in the beginning and 50.1 MB in the end (delta: -8.5 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:40,440 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:37:40,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1288.01 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.5 MB in the beginning and 51.0 MB in the end (delta: -9.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:40,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.20 ms. Allocated memory is still 75.5 MB. Free memory was 51.0 MB in the beginning and 48.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:40,445 INFO L168 Benchmark]: Boogie Preprocessor took 99.13 ms. Allocated memory is still 75.5 MB. Free memory was 48.3 MB in the beginning and 46.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:40,445 INFO L168 Benchmark]: RCFGBuilder took 1191.33 ms. Allocated memory is still 75.5 MB. Free memory was 46.2 MB in the beginning and 51.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:37:40,446 INFO L168 Benchmark]: CodeCheck took 16.92 ms. Allocated memory is still 75.5 MB. Free memory was 51.1 MB in the beginning and 50.1 MB in the end (delta: 932.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:37:40,451 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 0.34 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1288.01 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.5 MB in the beginning and 51.0 MB in the end (delta: -9.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 121.20 ms. Allocated memory is still 75.5 MB. Free memory was 51.0 MB in the beginning and 48.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.13 ms. Allocated memory is still 75.5 MB. Free memory was 48.3 MB in the beginning and 46.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1191.33 ms. Allocated memory is still 75.5 MB. Free memory was 46.2 MB in the beginning and 51.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * CodeCheck took 16.92 ms. Allocated memory is still 75.5 MB. Free memory was 51.1 MB in the beginning and 50.1 MB in the end (delta: 932.1 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...