./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_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_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/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 b3889e54006dd3539905cc8d2fd19fff782281de ......................................................................................................................................................................................................... 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_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/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 b3889e54006dd3539905cc8d2fd19fff782281de ............................................................................................................................................................................................................. 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 02:49:51,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:49:51,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:49:51,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:49:51,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:49:51,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:49:51,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:49:51,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:49:51,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:49:51,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:49:51,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:49:51,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:49:51,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:49:51,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:49:51,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:49:51,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:49:51,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:49:51,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:49:51,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:49:51,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:49:51,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:49:52,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:49:52,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:49:52,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:49:52,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:49:52,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:49:52,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:49:52,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:49:52,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:49:52,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:49:52,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:49:52,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:49:52,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:49:52,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:49:52,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:49:52,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:49:52,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:49:52,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:49:52,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:49:52,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:49:52,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:49:52,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:49:52,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:49:52,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:49:52,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:49:52,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:49:52,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:49:52,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:49:52,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:49:52,045 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:49:52,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:49:52,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:49:52,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:49:52,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:49:52,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:49:52,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:49:52,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:49:52,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:49:52,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:49:52,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:49:52,047 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:49:52,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:49:52,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:49:52,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:49:52,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:49:52,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:49:52,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:49:52,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:49:52,049 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:49:52,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:49:52,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:49:52,049 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_c4eeba1f-83a8-479d-9fe9-b98757a42598/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 -> b3889e54006dd3539905cc8d2fd19fff782281de [2019-11-26 02:49:52,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:49:52,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:49:52,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:49:52,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:49:52,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:49:52,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2019-11-26 02:49:52,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/e3e147bac/02c31d4b8f764e7f8d3e22c5f2bd534b/FLAG9823de2fc [2019-11-26 02:49:52,841 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:49:52,842 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2019-11-26 02:49:52,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/e3e147bac/02c31d4b8f764e7f8d3e22c5f2bd534b/FLAG9823de2fc [2019-11-26 02:49:53,144 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/e3e147bac/02c31d4b8f764e7f8d3e22c5f2bd534b [2019-11-26 02:49:53,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:49:53,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:49:53,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:49:53,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:49:53,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:49:53,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:49:53" (1/1) ... [2019-11-26 02:49:53,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aca8d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:53, skipping insertion in model container [2019-11-26 02:49:53,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:49:53" (1/1) ... [2019-11-26 02:49:53,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:49:53,228 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:49:53,493 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:49:53,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:49:53,873 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:49:53,906 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:49:53,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:49:54,148 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:49:54,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54 WrapperNode [2019-11-26 02:49:54,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:49:54,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:49:54,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:49:54,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:49:54,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:49:54,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:49:54,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:49:54,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:49:54,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... [2019-11-26 02:49:54,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:49:54,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:49:54,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:49:54,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:49:54,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/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 02:49:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2019-11-26 02:49:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2019-11-26 02:49:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2019-11-26 02:49:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2019-11-26 02:49:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:49:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2019-11-26 02:49:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:49:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2019-11-26 02:49:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2019-11-26 02:49:54,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:49:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:49:54,378 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 02:49:55,129 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:49:55,129 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-26 02:49:55,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:49:55 BoogieIcfgContainer [2019-11-26 02:49:55,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:49:55,131 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:49:55,132 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:49:55,140 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:49:55,141 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:49:55" (1/1) ... [2019-11-26 02:49:55,141 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 02:49:55,145 INFO L168 Benchmark]: Toolchain (without parser) took 1996.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -80.4 MB). Peak memory consumption was 78.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:55,145 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:49:55,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 998.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:55,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.58 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. [2019-11-26 02:49:55,147 INFO L168 Benchmark]: Boogie Preprocessor took 52.44 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 02:49:55,148 INFO L168 Benchmark]: RCFGBuilder took 826.83 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: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:55,148 INFO L168 Benchmark]: CodeCheck took 11.75 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 02:49:55,151 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 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 998.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.58 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. * Boogie Preprocessor took 52.44 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 826.83 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: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. * CodeCheck took 11.75 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 0.1.24-6b5699a [2019-11-26 02:49:57,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:49:57,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:49:57,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:49:57,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:49:57,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:49:57,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:49:57,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:49:57,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:49:57,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:49:57,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:49:57,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:49:57,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:49:57,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:49:57,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:49:57,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:49:57,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:49:57,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:49:57,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:49:57,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:49:57,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:49:57,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:49:57,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:49:57,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:49:57,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:49:57,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:49:57,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:49:57,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:49:57,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:49:57,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:49:57,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:49:57,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:49:57,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:49:57,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:49:57,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:49:57,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:49:57,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:49:57,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:49:57,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:49:57,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:49:57,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:49:57,153 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-26 02:49:57,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:49:57,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:49:57,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:49:57,183 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:49:57,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:49:57,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:49:57,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:49:57,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:49:57,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:49:57,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:49:57,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:49:57,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:49:57,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:49:57,185 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:49:57,185 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:49:57,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:49:57,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:49:57,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:49:57,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:49:57,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:49:57,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:49:57,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:49:57,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:49:57,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:49:57,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:49:57,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:49:57,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:49:57,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:49:57,188 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:49:57,188 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:49:57,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:49:57,189 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-26 02:49:57,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:49:57,199 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_c4eeba1f-83a8-479d-9fe9-b98757a42598/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 -> b3889e54006dd3539905cc8d2fd19fff782281de [2019-11-26 02:49:57,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:49:57,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:49:57,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:49:57,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:49:57,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:49:57,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2019-11-26 02:49:57,587 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/16f924680/d018785ab20641c7bf2bcbc6720dc005/FLAG6500ae871 [2019-11-26 02:49:58,131 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:49:58,131 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2019-11-26 02:49:58,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/16f924680/d018785ab20641c7bf2bcbc6720dc005/FLAG6500ae871 [2019-11-26 02:49:58,440 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/bin/ukojak/data/16f924680/d018785ab20641c7bf2bcbc6720dc005 [2019-11-26 02:49:58,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:49:58,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:49:58,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:49:58,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:49:58,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:49:58,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:49:58" (1/1) ... [2019-11-26 02:49:58,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbc8fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:58, skipping insertion in model container [2019-11-26 02:49:58,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:49:58" (1/1) ... [2019-11-26 02:49:58,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:49:58,523 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:49:58,746 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:49:59,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:49:59,210 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:49:59,243 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-26 02:49:59,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:49:59,502 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:49:59,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59 WrapperNode [2019-11-26 02:49:59,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:49:59,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:49:59,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:49:59,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:49:59,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:49:59,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:49:59,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:49:59,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:49:59,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... [2019-11-26 02:49:59,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:49:59,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:49:59,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:49:59,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:49:59,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4eeba1f-83a8-479d-9fe9-b98757a42598/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 02:49:59,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:49:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2019-11-26 02:49:59,780 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2019-11-26 02:49:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2019-11-26 02:49:59,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2019-11-26 02:49:59,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:49:59,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:49:59,783 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2019-11-26 02:49:59,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2019-11-26 02:49:59,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:49:59,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:49:59,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:49:59,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:49:59,784 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2019-11-26 02:49:59,785 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2019-11-26 02:49:59,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:49:59,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:49:59,789 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 02:50:00,691 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:50:00,692 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-26 02:50:00,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:00 BoogieIcfgContainer [2019-11-26 02:50:00,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:50:00,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:50:00,693 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:50:00,706 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:50:00,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:00" (1/1) ... [2019-11-26 02:50:00,707 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 02:50:00,712 INFO L168 Benchmark]: Toolchain (without parser) took 2267.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 957.8 MB in the beginning and 1.0 GB in the end (delta: -49.4 MB). Peak memory consumption was 101.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:00,713 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:50:00,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1058.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 957.8 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:00,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.08 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:00,716 INFO L168 Benchmark]: Boogie Preprocessor took 87.01 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. [2019-11-26 02:50:00,718 INFO L168 Benchmark]: RCFGBuilder took 992.26 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: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:00,718 INFO L168 Benchmark]: CodeCheck took 16.91 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. [2019-11-26 02:50:00,727 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 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1058.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 957.8 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.08 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.01 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 992.26 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: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. * CodeCheck took 16.91 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...