./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_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/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_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/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 [2020-11-28 04:39:29,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:29,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:29,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:29,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:29,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:29,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:29,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:29,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:29,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:29,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:29,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:29,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:29,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:29,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:29,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:29,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:29,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:29,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:29,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:29,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:29,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:29,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:29,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:29,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:29,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:29,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:29,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:29,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:29,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:29,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:29,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:29,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:29,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:29,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:29,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:29,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:29,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:29,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:29,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:29,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:29,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:39:29,938 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:29,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:29,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:29,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:29,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:29,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:29,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:29,941 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:29,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:39:29,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:29,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:29,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:29,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:29,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:29,943 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:29,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:29,943 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:29,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:29,944 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:29,944 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:29,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:29,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:29,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:29,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:29,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:29,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:29,946 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:39:29,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:39:29,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:29,947 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_042b52a3-38ff-44af-9c38-38877fd9c8f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7814b8d228f48191296ba30238232c20e2dc942 [2020-11-28 04:39:30,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:30,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:30,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:30,231 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:30,232 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:30,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longer.i [2020-11-28 04:39:30,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/5f4a552aa/268ff9416baa4fd891ffcd0b58c3630a/FLAG234fe91fc [2020-11-28 04:39:30,913 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:30,913 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/sv-benchmarks/c/pthread/queue_longer.i [2020-11-28 04:39:30,929 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/5f4a552aa/268ff9416baa4fd891ffcd0b58c3630a/FLAG234fe91fc [2020-11-28 04:39:31,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/5f4a552aa/268ff9416baa4fd891ffcd0b58c3630a [2020-11-28 04:39:31,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:31,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:31,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:31,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:31,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:31,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:31" (1/1) ... [2020-11-28 04:39:31,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@555f18c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:31, skipping insertion in model container [2020-11-28 04:39:31,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:31" (1/1) ... [2020-11-28 04:39:31,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:31,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:31,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:31,791 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:31,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:32,010 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:32,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32 WrapperNode [2020-11-28 04:39:32,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:32,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:32,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:32,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:32,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:32,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:32,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:32,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:32,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:32,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:32,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:32,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:32,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:32,256 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:39:32,256 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:39:32,256 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:39:32,256 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:39:32,257 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:39:32,257 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:39:32,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:32,257 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-28 04:39:32,257 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-28 04:39:32,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:32,258 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-11-28 04:39:32,258 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-11-28 04:39:32,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:39:32,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:39:32,259 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:39:32,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:39:32,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:32,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:32,261 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:39:33,114 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:33,121 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:39:33,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:33 BoogieIcfgContainer [2020-11-28 04:39:33,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:33,126 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:33,127 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:33,137 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:33,138 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:33" (1/1) ... [2020-11-28 04:39:33,139 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:39:33,143 INFO L168 Benchmark]: Toolchain (without parser) took 1994.98 ms. Allocated memory was 109.1 MB in the beginning and 134.2 MB in the end (delta: 25.2 MB). Free memory was 84.4 MB in the beginning and 101.5 MB in the end (delta: -17.1 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:33,144 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 109.1 MB. Free memory was 67.2 MB in the beginning and 67.1 MB in the end (delta: 51.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:33,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.20 ms. Allocated memory was 109.1 MB in the beginning and 134.2 MB in the end (delta: 25.2 MB). Free memory was 84.1 MB in the beginning and 101.9 MB in the end (delta: -17.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:33,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.11 ms. Allocated memory is still 134.2 MB. Free memory was 101.9 MB in the beginning and 99.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:33,147 INFO L168 Benchmark]: Boogie Preprocessor took 76.10 ms. Allocated memory is still 134.2 MB. Free memory was 99.2 MB in the beginning and 97.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:33,147 INFO L168 Benchmark]: RCFGBuilder took 952.54 ms. Allocated memory is still 134.2 MB. Free memory was 97.1 MB in the beginning and 102.6 MB in the end (delta: -5.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:33,148 INFO L168 Benchmark]: CodeCheck took 14.46 ms. Allocated memory is still 134.2 MB. Free memory was 102.6 MB in the beginning and 101.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:33,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 109.1 MB. Free memory was 67.2 MB in the beginning and 67.1 MB in the end (delta: 51.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 863.20 ms. Allocated memory was 109.1 MB in the beginning and 134.2 MB in the end (delta: 25.2 MB). Free memory was 84.1 MB in the beginning and 101.9 MB in the end (delta: -17.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.11 ms. Allocated memory is still 134.2 MB. Free memory was 101.9 MB in the beginning and 99.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.10 ms. Allocated memory is still 134.2 MB. Free memory was 99.2 MB in the beginning and 97.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 952.54 ms. Allocated memory is still 134.2 MB. Free memory was 97.1 MB in the beginning and 102.6 MB in the end (delta: -5.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. * CodeCheck took 14.46 ms. Allocated memory is still 134.2 MB. Free memory was 102.6 MB in the beginning and 101.5 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 [2020-11-28 04:39:35,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:35,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:35,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:35,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:35,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:35,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:35,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:35,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:35,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:35,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:35,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:35,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:35,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:35,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:35,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:35,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:35,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:35,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:35,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:35,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:35,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:35,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:35,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:35,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:35,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:35,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:35,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:35,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:35,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:35,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:35,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:35,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:35,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:35,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:35,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:35,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:35,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:35,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:35,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:35,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:35,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:39:35,962 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:35,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:35,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:35,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:35,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:35,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:35,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:35,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:35,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:35,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:35,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:35,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:35,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:35,966 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:39:35,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:39:35,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:39:35,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:35,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:35,967 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:35,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:35,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:35,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:35,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:35,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:35,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:35,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:35,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:35,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:35,970 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:39:35,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:39:35,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:35,970 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:39:35,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:39:35,971 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_042b52a3-38ff-44af-9c38-38877fd9c8f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7814b8d228f48191296ba30238232c20e2dc942 [2020-11-28 04:39:36,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:36,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:36,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:36,461 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:36,462 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:36,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longer.i [2020-11-28 04:39:36,528 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/f8946148e/f5b6b18f9abb4fcab9f2320f8b8f4629/FLAG2c2cd29b9 [2020-11-28 04:39:37,107 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:37,107 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/sv-benchmarks/c/pthread/queue_longer.i [2020-11-28 04:39:37,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/f8946148e/f5b6b18f9abb4fcab9f2320f8b8f4629/FLAG2c2cd29b9 [2020-11-28 04:39:37,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/data/f8946148e/f5b6b18f9abb4fcab9f2320f8b8f4629 [2020-11-28 04:39:37,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:37,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:37,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:37,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:37,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:37,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:37" (1/1) ... [2020-11-28 04:39:37,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c5cc97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:37, skipping insertion in model container [2020-11-28 04:39:37,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:37" (1/1) ... [2020-11-28 04:39:37,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:37,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:38,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:38,026 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:38,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:38,276 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:38,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38 WrapperNode [2020-11-28 04:39:38,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:38,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:38,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:38,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:38,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:38,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:38,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:38,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:38,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2020-11-28 04:39:38,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:38,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:38,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:38,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:38,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_042b52a3-38ff-44af-9c38-38877fd9c8f0/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:38,466 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:39:38,466 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:39:38,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:39:38,467 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:39:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:39:38,467 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:39:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:39:38,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:38,467 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-28 04:39:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-28 04:39:38,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:38,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:39:38,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:39:38,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:39:38,468 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-11-28 04:39:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-11-28 04:39:38,469 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:39:38,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:38,471 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:39:39,327 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:39,327 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:39:39,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:39 BoogieIcfgContainer [2020-11-28 04:39:39,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:39,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:39,330 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:39,340 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:39,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:39" (1/1) ... [2020-11-28 04:39:39,341 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:39:39,346 INFO L168 Benchmark]: Toolchain (without parser) took 1921.79 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 38.4 MB in the beginning and 41.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:39,347 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 60.8 MB. Free memory was 43.5 MB in the beginning and 43.4 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:39,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 853.20 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 38.0 MB in the beginning and 62.4 MB in the end (delta: -24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:39,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.88 ms. Allocated memory is still 88.1 MB. Free memory was 62.0 MB in the beginning and 59.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:39,349 INFO L168 Benchmark]: Boogie Preprocessor took 47.57 ms. Allocated memory is still 88.1 MB. Free memory was 59.4 MB in the beginning and 57.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:39,350 INFO L168 Benchmark]: RCFGBuilder took 924.92 ms. Allocated memory is still 88.1 MB. Free memory was 57.3 MB in the beginning and 41.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:39,350 INFO L168 Benchmark]: CodeCheck took 13.50 ms. Allocated memory is still 88.1 MB. Free memory was 41.8 MB in the beginning and 41.0 MB in the end (delta: 777.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:39,354 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 0.28 ms. Allocated memory is still 60.8 MB. Free memory was 43.5 MB in the beginning and 43.4 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 853.20 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 38.0 MB in the beginning and 62.4 MB in the end (delta: -24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.88 ms. Allocated memory is still 88.1 MB. Free memory was 62.0 MB in the beginning and 59.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.57 ms. Allocated memory is still 88.1 MB. Free memory was 59.4 MB in the beginning and 57.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 924.92 ms. Allocated memory is still 88.1 MB. Free memory was 57.3 MB in the beginning and 41.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * CodeCheck took 13.50 ms. Allocated memory is still 88.1 MB. Free memory was 41.8 MB in the beginning and 41.0 MB in the end (delta: 777.4 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...