./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc1a5272a89ae74e833712df93f01c4a38f80d84 .............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc1a5272a89ae74e833712df93f01c4a38f80d84 ..................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-02 12:51:05,874 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:51:05,875 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:51:05,881 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:51:05,881 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:51:05,882 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:51:05,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:51:05,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:51:05,884 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:51:05,884 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:51:05,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:51:05,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:51:05,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:51:05,886 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:51:05,887 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:51:05,887 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:51:05,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:51:05,889 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:51:05,890 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:51:05,891 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:51:05,891 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:51:05,892 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:51:05,893 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:51:05,893 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:51:05,894 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:51:05,894 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:51:05,895 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:51:05,895 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:51:05,896 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:51:05,896 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:51:05,897 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:51:05,897 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:51:05,897 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:51:05,897 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:51:05,898 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:51:05,898 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:51:05,899 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 12:51:05,906 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:51:05,906 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:51:05,907 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:51:05,907 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:51:05,907 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:51:05,907 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:51:05,908 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:51:05,908 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:51:05,909 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:51:05,909 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:51:05,909 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:51:05,909 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:51:05,910 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:51:05,910 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:51:05,910 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:51:05,910 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/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(__VERIFIER_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 -> cc1a5272a89ae74e833712df93f01c4a38f80d84 [2018-12-02 12:51:05,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:51:05,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:51:05,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:51:05,940 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:51:05,940 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:51:05,940 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i [2018-12-02 12:51:05,981 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/5feb16589/386d1ae78ba94ae49ce9a55a814e1899/FLAG63b023185 [2018-12-02 12:51:06,484 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:51:06,485 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i [2018-12-02 12:51:06,493 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/5feb16589/386d1ae78ba94ae49ce9a55a814e1899/FLAG63b023185 [2018-12-02 12:51:06,501 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/5feb16589/386d1ae78ba94ae49ce9a55a814e1899 [2018-12-02 12:51:06,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:51:06,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:51:06,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:06,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:51:06,506 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:51:06,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bd7056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06, skipping insertion in model container [2018-12-02 12:51:06,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:51:06,534 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:51:06,622 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 12:51:06,801 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:06,808 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:51:06,818 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 12:51:06,847 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:06,911 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:51:06,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06 WrapperNode [2018-12-02 12:51:06,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:06,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:06,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:51:06,911 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:51:06,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:06,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:51:06,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:51:06,945 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:51:06,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... [2018-12-02 12:51:06,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:51:06,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:51:06,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:51:06,969 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:51:06,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/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 [2018-12-02 12:51:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2018-12-02 12:51:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2018-12-02 12:51:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2018-12-02 12:51:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2018-12-02 12:51:07,004 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 12:51:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 12:51:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2018-12-02 12:51:07,005 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2018-12-02 12:51:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:51:07,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:51:07,006 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 12:51:07,374 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:51:07,374 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 12:51:07,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:07 BoogieIcfgContainer [2018-12-02 12:51:07,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:51:07,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:51:07,375 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:51:07,381 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:51:07,381 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:07" (1/1) ... [2018-12-02 12:51:07,382 FATAL L292 ToolchainWalker]: 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:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:367) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 12:51:07,384 INFO L168 Benchmark]: Toolchain (without parser) took 880.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -63.2 MB). Peak memory consumption was 79.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:07,385 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:51:07,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -136.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:07,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:07,386 INFO L168 Benchmark]: Boogie Preprocessor took 23.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:07,386 INFO L168 Benchmark]: RCFGBuilder took 405.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:07,386 INFO L168 Benchmark]: CodeCheck took 8.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:51:07,388 INFO L336 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:177) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 407.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -136.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 405.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. * CodeCheck took 8.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:51:08,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:51:08,762 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:51:08,770 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:51:08,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:51:08,771 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:51:08,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:51:08,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:51:08,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:51:08,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:51:08,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:51:08,775 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:51:08,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:51:08,777 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:51:08,778 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:51:08,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:51:08,778 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:51:08,780 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:51:08,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:51:08,781 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:51:08,782 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:51:08,783 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:51:08,784 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:51:08,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:51:08,785 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:51:08,785 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:51:08,786 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:51:08,786 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:51:08,786 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:51:08,787 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:51:08,787 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:51:08,787 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:51:08,787 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:51:08,788 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:51:08,788 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:51:08,789 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:51:08,789 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 12:51:08,799 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:51:08,799 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:51:08,799 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:51:08,800 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:51:08,800 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:51:08,800 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:51:08,800 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:51:08,801 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 12:51:08,802 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 12:51:08,802 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:51:08,802 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:51:08,802 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:51:08,802 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:51:08,802 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:51:08,803 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:51:08,803 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:51:08,803 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:51:08,803 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:51:08,803 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:51:08,803 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:51:08,803 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:51:08,804 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 12:51:08,804 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 12:51:08,804 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:51:08,804 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 12:51:08,804 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 12:51:08,804 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/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(__VERIFIER_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 -> cc1a5272a89ae74e833712df93f01c4a38f80d84 [2018-12-02 12:51:08,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:51:08,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:51:08,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:51:08,842 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:51:08,842 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:51:08,842 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i [2018-12-02 12:51:08,880 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/958d550a2/5737be4874894bf1a7ec122c2d231eb4/FLAG931c583f1 [2018-12-02 12:51:09,243 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:51:09,243 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/sv-benchmarks/c/pthread-divine/divinefifo_1w1r_true-unreach-call.i [2018-12-02 12:51:09,251 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/958d550a2/5737be4874894bf1a7ec122c2d231eb4/FLAG931c583f1 [2018-12-02 12:51:09,623 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/ukojak/data/958d550a2/5737be4874894bf1a7ec122c2d231eb4 [2018-12-02 12:51:09,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:51:09,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:51:09,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:09,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:51:09,630 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:51:09,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:09" (1/1) ... [2018-12-02 12:51:09,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2657aed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:09, skipping insertion in model container [2018-12-02 12:51:09,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:09" (1/1) ... [2018-12-02 12:51:09,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:51:09,659 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:51:09,754 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 12:51:09,953 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:09,961 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:51:10,009 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 12:51:10,042 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:10,128 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:51:10,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10 WrapperNode [2018-12-02 12:51:10,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:10,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:10,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:51:10,130 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:51:10,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:10,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:51:10,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:51:10,164 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:51:10,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:51:10,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:51:10,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:51:10,190 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:51:10,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1fff22cb-06ba-470a-82cd-c25d1b5f4cb1/bin-2019/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 [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2018-12-02 12:51:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2018-12-02 12:51:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2018-12-02 12:51:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 12:51:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:51:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 12:51:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2018-12-02 12:51:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2018-12-02 12:51:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:51:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:51:10,224 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 12:51:10,701 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:51:10,702 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 12:51:10,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:10 BoogieIcfgContainer [2018-12-02 12:51:10,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:51:10,702 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:51:10,702 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:51:10,709 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:51:10,709 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:10" (1/1) ... [2018-12-02 12:51:10,709 FATAL L292 ToolchainWalker]: 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:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:367) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 12:51:10,711 INFO L168 Benchmark]: Toolchain (without parser) took 1084.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 938.0 MB in the beginning and 1.0 GB in the end (delta: -67.8 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:10,712 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:51:10,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:10,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:10,713 INFO L168 Benchmark]: Boogie Preprocessor took 25.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:51:10,713 INFO L168 Benchmark]: RCFGBuilder took 512.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:10,714 INFO L168 Benchmark]: CodeCheck took 8.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:51:10,715 INFO L336 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:177) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 501.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 512.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. * CodeCheck took 8.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...