./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/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: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/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 0.1.24-6b5699a [2019-11-26 02:15:41,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:15:41,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:15:41,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:15:41,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:15:41,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:15:41,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:15:41,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:15:41,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:15:41,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:15:41,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:15:41,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:15:41,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:15:41,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:15:41,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:15:41,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:15:41,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:15:41,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:15:41,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:15:41,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:15:41,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:15:41,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:15:41,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:15:41,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:15:41,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:15:41,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:15:41,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:15:41,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:15:41,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:15:41,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:15:41,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:15:41,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:15:41,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:15:41,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:15:41,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:15:41,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:15:41,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:15:41,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:15:41,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:15:41,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:15:41,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:15:41,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:15:41,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:15:41,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:15:41,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:15:41,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:15:41,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:15:41,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:15:41,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:15:41,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:15:41,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:15:41,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:15:41,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:15:41,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:15:41,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:15:41,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:15:41,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:15:41,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:15:41,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:15:41,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:15:41,572 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:15:41,572 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:15:41,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:15:41,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:15:41,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:15:41,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:15:41,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:15:41,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:15:41,574 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:15:41,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:15:41,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:15:41,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0fcf2889-56c2-43c1-aea5-b86ecc372050/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(__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 [2019-11-26 02:15:41,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:15:41,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:15:41,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:15:41,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:15:41,736 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:15:41,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2019-11-26 02:15:41,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/a451f30af/ae612fc3cfa84127a9c1e9c44a4699b6/FLAG4ba9ac27d [2019-11-26 02:15:42,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:15:42,315 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2019-11-26 02:15:42,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/a451f30af/ae612fc3cfa84127a9c1e9c44a4699b6/FLAG4ba9ac27d [2019-11-26 02:15:42,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/a451f30af/ae612fc3cfa84127a9c1e9c44a4699b6 [2019-11-26 02:15:42,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:15:42,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:15:42,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:42,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:15:42,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:15:42,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:42" (1/1) ... [2019-11-26 02:15:42,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3872f441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:42, skipping insertion in model container [2019-11-26 02:15:42,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:42" (1/1) ... [2019-11-26 02:15:42,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:15:42,657 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:15:42,871 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:15:43,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:43,172 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:15:43,189 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:15:43,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:43,391 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:15:43,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43 WrapperNode [2019-11-26 02:15:43,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:43,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:43,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:15:43,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:15:43,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:43,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:15:43,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:15:43,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:15:43,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:15:43,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:15:43,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:15:43,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:15:43,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/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 [2019-11-26 02:15:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2019-11-26 02:15:43,640 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2019-11-26 02:15:43,641 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2019-11-26 02:15:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2019-11-26 02:15:43,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:15:43,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:15:43,641 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2019-11-26 02:15:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2019-11-26 02:15:43,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:15:43,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:15:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:15:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:15:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:15:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2019-11-26 02:15:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2019-11-26 02:15:43,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:15:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:15:43,647 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:15:44,431 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:15:44,431 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-26 02:15:44,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:44 BoogieIcfgContainer [2019-11-26 02:15:44,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:15:44,433 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:15:44,433 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:15:44,441 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:15:44,441 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,442 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: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) [2019-11-26 02:15:44,445 INFO L168 Benchmark]: Toolchain (without parser) took 1857.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 940.7 MB in the beginning and 969.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:44,445 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:44,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -99.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:44,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.45 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:44,447 INFO L168 Benchmark]: Boogie Preprocessor took 79.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:44,448 INFO L168 Benchmark]: RCFGBuilder took 876.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 969.0 MB in the end (delta: 64.3 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:44,448 INFO L168 Benchmark]: CodeCheck took 10.74 ms. Allocated memory is still 1.1 GB. Free memory is still 969.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:44,451 INFO L335 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 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 803.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -99.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.45 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 876.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 969.0 MB in the end (delta: 64.3 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. * CodeCheck took 10.74 ms. Allocated memory is still 1.1 GB. Free memory is still 969.0 MB. 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 0.1.24-6b5699a [2019-11-26 02:15:46,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:15:46,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:15:46,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:15:46,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:15:46,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:15:46,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:15:46,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:15:46,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:15:46,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:15:46,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:15:46,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:15:46,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:15:46,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:15:46,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:15:46,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:15:46,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:15:46,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:15:46,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:15:46,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:15:46,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:15:46,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:15:46,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:15:46,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:15:46,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:15:46,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:15:46,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:15:46,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:15:46,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:15:46,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:15:46,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:15:46,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:15:46,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:15:46,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:15:46,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:15:46,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:15:46,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:15:46,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:15:46,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:15:46,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:15:46,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:15:46,283 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-26 02:15:46,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:15:46,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:15:46,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:15:46,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:15:46,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:15:46,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:15:46,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:15:46,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:15:46,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:15:46,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:15:46,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:15:46,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:15:46,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:15:46,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:15:46,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:15:46,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:15:46,306 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:15:46,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:15:46,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:15:46,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:15:46,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:15:46,307 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:15:46,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:15:46,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:15:46,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:15:46,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:15:46,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:15:46,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:15:46,309 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:15:46,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:15:46,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:15:46,310 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-26 02:15:46,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:15:46,310 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0fcf2889-56c2-43c1-aea5-b86ecc372050/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(__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 [2019-11-26 02:15:46,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:15:46,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:15:46,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:15:46,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:15:46,608 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:15:46,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2019-11-26 02:15:46,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/79d138c46/ff43222a92b04095838d68d88e88e197/FLAG557444fcf [2019-11-26 02:15:47,122 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:15:47,123 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2019-11-26 02:15:47,140 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/79d138c46/ff43222a92b04095838d68d88e88e197/FLAG557444fcf [2019-11-26 02:15:47,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/bin/ukojak/data/79d138c46/ff43222a92b04095838d68d88e88e197 [2019-11-26 02:15:47,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:15:47,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:15:47,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:47,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:15:47,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:15:47,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:47" (1/1) ... [2019-11-26 02:15:47,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b07db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:47, skipping insertion in model container [2019-11-26 02:15:47,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:47" (1/1) ... [2019-11-26 02:15:47,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:15:47,587 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:15:47,780 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:15:48,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:48,174 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:15:48,189 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:15:48,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:48,367 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:15:48,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48 WrapperNode [2019-11-26 02:15:48,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:48,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:48,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:15:48,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:15:48,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:48,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:15:48,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:15:48,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:15:48,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... [2019-11-26 02:15:48,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:15:48,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:15:48,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:15:48,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:15:48,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fcf2889-56c2-43c1-aea5-b86ecc372050/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 [2019-11-26 02:15:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:15:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2019-11-26 02:15:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2019-11-26 02:15:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2019-11-26 02:15:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2019-11-26 02:15:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:15:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:15:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2019-11-26 02:15:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2019-11-26 02:15:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:15:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:15:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:15:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:15:48,550 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2019-11-26 02:15:48,550 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2019-11-26 02:15:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:15:48,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:15:48,553 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:15:49,434 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:15:49,434 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-26 02:15:49,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:49 BoogieIcfgContainer [2019-11-26 02:15:49,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:15:49,436 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:15:49,436 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:15:49,446 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:15:49,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:49" (1/1) ... [2019-11-26 02:15:49,447 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: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) [2019-11-26 02:15:49,452 INFO L168 Benchmark]: Toolchain (without parser) took 1948.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 951.1 MB in the beginning and 1.0 GB in the end (delta: -77.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:49,452 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:49,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:49,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.60 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:49,454 INFO L168 Benchmark]: Boogie Preprocessor took 45.68 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:49,455 INFO L168 Benchmark]: RCFGBuilder took 958.86 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: 62.5 MB). Peak memory consumption was 62.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:49,456 INFO L168 Benchmark]: CodeCheck took 13.41 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. [2019-11-26 02:15:49,459 INFO L335 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 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 860.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.60 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.68 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 958.86 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: 62.5 MB). Peak memory consumption was 62.5 MB. Max. memory is 11.5 GB. * CodeCheck took 13.41 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...