./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/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 7e4ec1db97a0ea3a0135ed35e46d069b0395f0cd .................................................................................................................................................................................................................. 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_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/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 7e4ec1db97a0ea3a0135ed35e46d069b0395f0cd ...................................................................................................................................................................................................................... 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 [2020-11-29 19:02:34,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:02:35,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:02:35,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:02:35,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:02:35,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:02:35,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:02:35,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:02:35,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:02:35,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:02:35,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:02:35,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:02:35,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:02:35,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:02:35,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:02:35,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:02:35,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:02:35,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:02:35,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:02:35,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:02:35,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:02:35,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:02:35,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:02:35,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:02:35,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:02:35,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:02:35,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:02:35,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:02:35,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:02:35,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:02:35,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:02:35,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:02:35,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:02:35,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:02:35,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:02:35,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:02:35,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:02:35,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:02:35,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:02:35,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:02:35,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:02:35,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:02:35,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:02:35,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:02:35,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:02:35,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:02:35,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:02:35,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:02:35,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:02:35,127 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:02:35,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:02:35,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:02:35,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:02:35,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:02:35,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:02:35,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:02:35,129 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:02:35,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:02:35,129 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:02:35,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:02:35,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:02:35,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:02:35,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:02:35,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:02:35,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:02:35,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:02:35,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:02:35,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:02:35,131 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:02:35,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:02:35,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:02:35,132 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_2a2386e2-148c-4e91-9a25-aa94ba0d76db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e4ec1db97a0ea3a0135ed35e46d069b0395f0cd [2020-11-29 19:02:35,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:02:35,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:02:35,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:02:35,427 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:02:35,429 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:02:35,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2020-11-29 19:02:35,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/749213208/f32d833a006c432d80f449a73481d3fa/FLAG11a75b415 [2020-11-29 19:02:36,098 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:02:36,099 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2020-11-29 19:02:36,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/749213208/f32d833a006c432d80f449a73481d3fa/FLAG11a75b415 [2020-11-29 19:02:36,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/749213208/f32d833a006c432d80f449a73481d3fa [2020-11-29 19:02:36,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:02:36,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:02:36,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:02:36,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:02:36,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:02:36,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:02:36" (1/1) ... [2020-11-29 19:02:36,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9afff66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:36, skipping insertion in model container [2020-11-29 19:02:36,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:02:36" (1/1) ... [2020-11-29 19:02:36,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:02:36,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:02:36,632 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 19:02:37,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:02:37,102 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:02:37,129 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 19:02:37,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:02:37,331 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:02:37,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37 WrapperNode [2020-11-29 19:02:37,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:02:37,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:02:37,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:02:37,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:02:37,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:02:37,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:02:37,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:02:37,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:02:37,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... [2020-11-29 19:02:37,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:02:37,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:02:37,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:02:37,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:02:37,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/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 [2020-11-29 19:02:37,553 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 19:02:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 19:02:37,554 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2020-11-29 19:02:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2020-11-29 19:02:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2020-11-29 19:02:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2020-11-29 19:02:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:02:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 19:02:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2020-11-29 19:02:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2020-11-29 19:02:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 19:02:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 19:02:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 19:02:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 19:02:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 19:02:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2020-11-29 19:02:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2020-11-29 19:02:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:02:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:02:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:02:37,560 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 19:02:38,371 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:02:38,372 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-29 19:02:38,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:02:38 BoogieIcfgContainer [2020-11-29 19:02:38,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:02:38,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:02:38,375 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:02:38,386 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:02:38,386 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:02:38" (1/1) ... [2020-11-29 19:02:38,387 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) [2020-11-29 19:02:38,395 INFO L168 Benchmark]: Toolchain (without parser) took 1995.89 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 53.2 MB in the beginning and 73.9 MB in the end (delta: -20.7 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:38,396 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 86.0 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:02:38,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 935.69 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 52.9 MB in the beginning and 38.5 MB in the end (delta: 14.4 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:38,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.79 ms. Allocated memory is still 111.1 MB. Free memory was 38.5 MB in the beginning and 87.5 MB in the end (delta: -49.0 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:38,401 INFO L168 Benchmark]: Boogie Preprocessor took 47.78 ms. Allocated memory is still 111.1 MB. Free memory was 87.5 MB in the beginning and 84.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:38,402 INFO L168 Benchmark]: RCFGBuilder took 910.59 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 75.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:38,403 INFO L168 Benchmark]: CodeCheck took 14.48 ms. Allocated memory is still 111.1 MB. Free memory was 75.1 MB in the beginning and 73.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:38,415 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 0.22 ms. Allocated memory is still 86.0 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 935.69 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 52.9 MB in the beginning and 38.5 MB in the end (delta: 14.4 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.79 ms. Allocated memory is still 111.1 MB. Free memory was 38.5 MB in the beginning and 87.5 MB in the end (delta: -49.0 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.78 ms. Allocated memory is still 111.1 MB. Free memory was 87.5 MB in the beginning and 84.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 910.59 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 75.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * CodeCheck took 14.48 ms. Allocated memory is still 111.1 MB. Free memory was 75.1 MB in the beginning and 73.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:02:40,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:02:40,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:02:40,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:02:40,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:02:41,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:02:41,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:02:41,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:02:41,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:02:41,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:02:41,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:02:41,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:02:41,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:02:41,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:02:41,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:02:41,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:02:41,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:02:41,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:02:41,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:02:41,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:02:41,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:02:41,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:02:41,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:02:41,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:02:41,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:02:41,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:02:41,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:02:41,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:02:41,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:02:41,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:02:41,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:02:41,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:02:41,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:02:41,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:02:41,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:02:41,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:02:41,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:02:41,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:02:41,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:02:41,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:02:41,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:02:41,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 19:02:41,164 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:02:41,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:02:41,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:02:41,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:02:41,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:02:41,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:02:41,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:02:41,172 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:02:41,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:02:41,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:02:41,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:02:41,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:02:41,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:02:41,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:02:41,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:02:41,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:02:41,176 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:02:41,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:02:41,177 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:02:41,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:02:41,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:02:41,178 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:02:41,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:02:41,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:02:41,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:02:41,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:02:41,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:02:41,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:02:41,180 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:02:41,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:02:41,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:02:41,180 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:02:41,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:02:41,181 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_2a2386e2-148c-4e91-9a25-aa94ba0d76db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e4ec1db97a0ea3a0135ed35e46d069b0395f0cd [2020-11-29 19:02:41,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:02:41,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:02:41,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:02:41,646 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:02:41,648 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:02:41,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2020-11-29 19:02:41,724 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/dcc2d1f7c/c833fcbdf0184501bf2a670c17b88940/FLAGb73ab4324 [2020-11-29 19:02:42,418 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:02:42,419 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2020-11-29 19:02:42,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/dcc2d1f7c/c833fcbdf0184501bf2a670c17b88940/FLAGb73ab4324 [2020-11-29 19:02:42,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/bin/ukojak/data/dcc2d1f7c/c833fcbdf0184501bf2a670c17b88940 [2020-11-29 19:02:42,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:02:42,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:02:42,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:02:42,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:02:42,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:02:42,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:02:42" (1/1) ... [2020-11-29 19:02:42,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7b2b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:42, skipping insertion in model container [2020-11-29 19:02:42,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:02:42" (1/1) ... [2020-11-29 19:02:42,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:02:42,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:02:42,968 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 19:02:43,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:02:43,528 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:02:43,542 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 19:02:43,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:02:43,820 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:02:43,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43 WrapperNode [2020-11-29 19:02:43,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:02:43,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:02:43,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:02:43,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:02:43,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:02:43,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:02:43,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:02:43,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:02:43,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... [2020-11-29 19:02:43,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:02:43,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:02:43,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:02:43,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:02:43,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2a2386e2-148c-4e91-9a25-aa94ba0d76db/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 [2020-11-29 19:02:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 19:02:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 19:02:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 19:02:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2020-11-29 19:02:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2020-11-29 19:02:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2020-11-29 19:02:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2020-11-29 19:02:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:02:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 19:02:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2020-11-29 19:02:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2020-11-29 19:02:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 19:02:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 19:02:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 19:02:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 19:02:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 19:02:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2020-11-29 19:02:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2020-11-29 19:02:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:02:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:02:44,029 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 19:02:45,303 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:02:45,303 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-29 19:02:45,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:02:45 BoogieIcfgContainer [2020-11-29 19:02:45,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:02:45,311 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:02:45,311 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:02:45,322 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:02:45,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:02:45" (1/1) ... [2020-11-29 19:02:45,323 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) [2020-11-29 19:02:45,331 INFO L168 Benchmark]: Toolchain (without parser) took 2695.16 ms. Allocated memory was 54.5 MB in the beginning and 90.2 MB in the end (delta: 35.7 MB). Free memory was 31.7 MB in the beginning and 44.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:45,332 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:02:45,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.88 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 31.5 MB in the beginning and 37.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:45,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.60 ms. Allocated memory is still 73.4 MB. Free memory was 37.7 MB in the beginning and 53.1 MB in the end (delta: -15.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:45,336 INFO L168 Benchmark]: Boogie Preprocessor took 51.95 ms. Allocated memory is still 73.4 MB. Free memory was 53.1 MB in the beginning and 50.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:45,337 INFO L168 Benchmark]: RCFGBuilder took 1364.46 ms. Allocated memory was 73.4 MB in the beginning and 90.2 MB in the end (delta: 16.8 MB). Free memory was 49.9 MB in the beginning and 45.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:45,338 INFO L168 Benchmark]: CodeCheck took 17.45 ms. Allocated memory is still 90.2 MB. Free memory was 45.3 MB in the beginning and 44.3 MB in the end (delta: 995.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:02:45,349 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 0.30 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1185.88 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 31.5 MB in the beginning and 37.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.60 ms. Allocated memory is still 73.4 MB. Free memory was 37.7 MB in the beginning and 53.1 MB in the end (delta: -15.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.95 ms. Allocated memory is still 73.4 MB. Free memory was 53.1 MB in the beginning and 50.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1364.46 ms. Allocated memory was 73.4 MB in the beginning and 90.2 MB in the end (delta: 16.8 MB). Free memory was 49.9 MB in the beginning and 45.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. * CodeCheck took 17.45 ms. Allocated memory is still 90.2 MB. Free memory was 45.3 MB in the beginning and 44.3 MB in the end (delta: 995.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...