./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43ec6ee017144d4859b8971d1315b455d583dcbf .................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43ec6ee017144d4859b8971d1315b455d583dcbf ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:12:07,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:12:07,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:12:07,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:12:07,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:12:07,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:12:07,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:12:07,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:12:07,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:12:07,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:12:07,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:12:07,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:12:07,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:12:07,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:12:07,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:12:07,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:12:07,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:12:07,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:12:07,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:12:07,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:12:07,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:12:07,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:12:07,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:12:07,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:12:07,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:12:07,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:12:07,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:12:07,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:12:07,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:12:07,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:12:07,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:12:07,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:12:07,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:12:07,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:12:07,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:12:07,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:12:07,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:12:07,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:12:07,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:12:07,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:12:07,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:12:07,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:12:08,007 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:12:08,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:12:08,009 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:12:08,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:12:08,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:12:08,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:12:08,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:12:08,011 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:12:08,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:12:08,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:12:08,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:12:08,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:12:08,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:12:08,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:12:08,014 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:12:08,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:12:08,015 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:12:08,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:12:08,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:12:08,015 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:12:08,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:12:08,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:12:08,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:12:08,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:12:08,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:12:08,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:12:08,017 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:12:08,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:12:08,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:12:08,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43ec6ee017144d4859b8971d1315b455d583dcbf [2020-11-30 01:12:08,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:12:08,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:12:08,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:12:08,347 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:12:08,348 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:12:08,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2020-11-30 01:12:08,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/b4feb78a3/a2045a4e9cdb4d8f819fbd3ba5da1db8/FLAGd15c04600 [2020-11-30 01:12:09,135 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:12:09,136 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2020-11-30 01:12:09,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/b4feb78a3/a2045a4e9cdb4d8f819fbd3ba5da1db8/FLAGd15c04600 [2020-11-30 01:12:09,345 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/b4feb78a3/a2045a4e9cdb4d8f819fbd3ba5da1db8 [2020-11-30 01:12:09,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:12:09,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:12:09,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:09,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:12:09,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:12:09,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:09" (1/1) ... [2020-11-30 01:12:09,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32525609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:09, skipping insertion in model container [2020-11-30 01:12:09,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:09" (1/1) ... [2020-11-30 01:12:09,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:12:09,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:12:09,605 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:12:10,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:10,212 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:12:10,237 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:12:10,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:10,495 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:12:10,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10 WrapperNode [2020-11-30 01:12:10,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:10,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:10,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:12:10,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:12:10,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:10,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:12:10,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:12:10,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:12:10,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... [2020-11-30 01:12:10,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:12:10,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:12:10,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:12:10,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:12:10,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:12:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-30 01:12:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-30 01:12:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2020-11-30 01:12:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2020-11-30 01:12:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2020-11-30 01:12:10,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2020-11-30 01:12:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:12:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:12:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2020-11-30 01:12:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2020-11-30 01:12:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:12:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:12:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:12:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:12:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:12:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2020-11-30 01:12:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2020-11-30 01:12:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:12:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:12:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:12:10,826 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 01:12:12,039 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:12:12,047 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-30 01:12:12,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:12 BoogieIcfgContainer [2020-11-30 01:12:12,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:12:12,053 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:12:12,053 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:12:12,064 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:12:12,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:12" (1/1) ... [2020-11-30 01:12:12,066 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 01:12:12,071 INFO L168 Benchmark]: Toolchain (without parser) took 2721.04 ms. Allocated memory is still 117.4 MB. Free memory was 86.3 MB in the beginning and 89.8 MB in the end (delta: -3.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:12,072 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:12,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1147.58 ms. Allocated memory is still 117.4 MB. Free memory was 86.3 MB in the beginning and 44.9 MB in the end (delta: 41.4 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:12,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.65 ms. Allocated memory is still 117.4 MB. Free memory was 44.9 MB in the beginning and 42.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:12,077 INFO L168 Benchmark]: Boogie Preprocessor took 99.44 ms. Allocated memory is still 117.4 MB. Free memory was 42.2 MB in the beginning and 39.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:12,078 INFO L168 Benchmark]: RCFGBuilder took 1327.00 ms. Allocated memory is still 117.4 MB. Free memory was 96.0 MB in the beginning and 90.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:12,078 INFO L168 Benchmark]: CodeCheck took 15.25 ms. Allocated memory is still 117.4 MB. Free memory was 90.7 MB in the beginning and 89.8 MB in the end (delta: 966.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:12,089 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1147.58 ms. Allocated memory is still 117.4 MB. Free memory was 86.3 MB in the beginning and 44.9 MB in the end (delta: 41.4 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 114.65 ms. Allocated memory is still 117.4 MB. Free memory was 44.9 MB in the beginning and 42.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.44 ms. Allocated memory is still 117.4 MB. Free memory was 42.2 MB in the beginning and 39.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1327.00 ms. Allocated memory is still 117.4 MB. Free memory was 96.0 MB in the beginning and 90.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. * CodeCheck took 15.25 ms. Allocated memory is still 117.4 MB. Free memory was 90.7 MB in the beginning and 89.8 MB in the end (delta: 966.5 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:12:14,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:12:14,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:12:14,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:12:14,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:12:14,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:12:14,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:12:14,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:12:14,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:12:14,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:12:14,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:12:14,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:12:14,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:12:14,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:12:14,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:12:14,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:12:14,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:12:14,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:12:14,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:12:14,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:12:14,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:12:14,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:12:14,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:12:14,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:12:14,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:12:14,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:12:14,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:12:14,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:12:14,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:12:14,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:12:14,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:12:14,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:12:14,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:12:14,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:12:14,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:12:14,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:12:14,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:12:14,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:12:14,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:12:14,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:12:14,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:12:14,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 01:12:14,852 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:12:14,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:12:14,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:12:14,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:12:14,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:12:14,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:12:14,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:12:14,858 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:12:14,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:12:14,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:12:14,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:12:14,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:12:14,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:12:14,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:12:14,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:12:14,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:12:14,861 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:12:14,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:12:14,861 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:12:14,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:12:14,862 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:12:14,862 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:12:14,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:12:14,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:12:14,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:12:14,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:12:14,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:12:14,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:12:14,864 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:12:14,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:12:14,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:12:14,865 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 01:12:14,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:12:14,865 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43ec6ee017144d4859b8971d1315b455d583dcbf [2020-11-30 01:12:15,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:12:15,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:12:15,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:12:15,287 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:12:15,288 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:12:15,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2020-11-30 01:12:15,361 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/abc3e0abc/b9d2834b25cb42f8a66d8f8629e86c94/FLAG93c493482 [2020-11-30 01:12:16,052 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:12:16,053 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2020-11-30 01:12:16,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/abc3e0abc/b9d2834b25cb42f8a66d8f8629e86c94/FLAG93c493482 [2020-11-30 01:12:16,286 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/data/abc3e0abc/b9d2834b25cb42f8a66d8f8629e86c94 [2020-11-30 01:12:16,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:12:16,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:12:16,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:16,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:12:16,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:12:16,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:16" (1/1) ... [2020-11-30 01:12:16,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b555440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:16, skipping insertion in model container [2020-11-30 01:12:16,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:16" (1/1) ... [2020-11-30 01:12:16,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:12:16,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:12:16,579 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:12:17,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:17,043 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:12:17,056 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:12:17,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:17,288 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:12:17,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17 WrapperNode [2020-11-30 01:12:17,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:17,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:17,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:12:17,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:12:17,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:17,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:12:17,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:12:17,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:12:17,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... [2020-11-30 01:12:17,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:12:17,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:12:17,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:12:17,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:12:17,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a8888dab-cf10-43f5-9f72-c5c5a46327d1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:12:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-30 01:12:17,523 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-30 01:12:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:12:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2020-11-30 01:12:17,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2020-11-30 01:12:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2020-11-30 01:12:17,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2020-11-30 01:12:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:12:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:12:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2020-11-30 01:12:17,525 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2020-11-30 01:12:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:12:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:12:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:12:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:12:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:12:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2020-11-30 01:12:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2020-11-30 01:12:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:12:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:12:17,529 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 01:12:18,660 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:12:18,663 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-30 01:12:18,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:18 BoogieIcfgContainer [2020-11-30 01:12:18,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:12:18,668 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:12:18,668 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:12:18,680 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:12:18,680 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:18" (1/1) ... [2020-11-30 01:12:18,681 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 01:12:18,694 INFO L168 Benchmark]: Toolchain (without parser) took 2394.90 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 55.9 MB in the beginning and 58.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:18,696 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:18,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 994.38 ms. Allocated memory is still 79.7 MB. Free memory was 55.8 MB in the beginning and 55.7 MB in the end (delta: 52.1 kB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:18,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.34 ms. Allocated memory is still 79.7 MB. Free memory was 55.7 MB in the beginning and 52.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:18,700 INFO L168 Benchmark]: Boogie Preprocessor took 72.94 ms. Allocated memory is still 79.7 MB. Free memory was 52.8 MB in the beginning and 49.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:18,701 INFO L168 Benchmark]: RCFGBuilder took 1225.17 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 49.4 MB in the beginning and 59.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:18,702 INFO L168 Benchmark]: CodeCheck took 17.98 ms. Allocated memory is still 100.7 MB. Free memory was 59.4 MB in the beginning and 58.6 MB in the end (delta: 867.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:18,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 994.38 ms. Allocated memory is still 79.7 MB. Free memory was 55.8 MB in the beginning and 55.7 MB in the end (delta: 52.1 kB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.34 ms. Allocated memory is still 79.7 MB. Free memory was 55.7 MB in the beginning and 52.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.94 ms. Allocated memory is still 79.7 MB. Free memory was 52.8 MB in the beginning and 49.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1225.17 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 49.4 MB in the beginning and 59.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. * CodeCheck took 17.98 ms. Allocated memory is still 100.7 MB. Free memory was 59.4 MB in the beginning and 58.6 MB in the end (delta: 867.9 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...