./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker.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_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/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 b09e522566a82367f1e090dbdcfe12204e8a578a ............................................................................................................................................................................................................. 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_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/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 b09e522566a82367f1e090dbdcfe12204e8a578a ................................................................................................................................................................................................................. 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 [2020-11-28 04:41:14,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:41:14,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:41:14,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:41:14,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:41:14,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:41:14,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:41:14,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:41:14,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:41:14,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:41:14,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:41:14,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:41:14,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:41:14,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:41:14,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:41:14,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:41:14,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:41:14,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:41:14,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:41:14,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:41:14,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:41:14,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:41:14,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:41:14,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:41:14,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:41:14,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:41:14,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:41:14,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:41:14,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:41:14,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:41:14,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:41:14,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:41:14,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:41:14,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:41:14,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:41:14,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:41:14,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:41:14,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:41:14,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:41:14,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:41:14,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:41:14,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:41:14,307 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:41:14,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:41:14,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:41:14,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:41:14,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:41:14,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:41:14,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:41:14,309 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:41:14,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:41:14,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:41:14,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:41:14,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:41:14,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:41:14,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:41:14,311 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:41:14,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:41:14,311 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:41:14,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:41:14,311 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:41:14,312 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:41:14,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:41:14,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:41:14,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:41:14,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:41:14,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:41:14,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:41:14,313 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:41:14,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:41:14,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:41:14,314 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_36523d80-2487-495b-b624-7aa699967ee1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09e522566a82367f1e090dbdcfe12204e8a578a [2020-11-28 04:41:14,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:41:14,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:41:14,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:41:14,583 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:41:14,584 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:41:14,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-28 04:41:14,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/b9adb9814/d84afddbd4de4917b1bab6abba69c9f8/FLAGa9fbe78c6 [2020-11-28 04:41:15,137 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:41:15,137 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-28 04:41:15,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/b9adb9814/d84afddbd4de4917b1bab6abba69c9f8/FLAGa9fbe78c6 [2020-11-28 04:41:15,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/b9adb9814/d84afddbd4de4917b1bab6abba69c9f8 [2020-11-28 04:41:15,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:41:15,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:41:15,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:15,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:41:15,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:41:15,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:15" (1/1) ... [2020-11-28 04:41:15,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53509fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:15, skipping insertion in model container [2020-11-28 04:41:15,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:15" (1/1) ... [2020-11-28 04:41:15,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:41:15,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:41:15,942 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:41:16,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:16,154 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:41:16,179 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:41:16,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:16,297 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:41:16,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16 WrapperNode [2020-11-28 04:41:16,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:16,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:16,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:41:16,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:41:16,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:16,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:41:16,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:41:16,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:41:16,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:41:16,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:41:16,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:41:16,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:41:16,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/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 [2020-11-28 04:41:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:41:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:41:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:41:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-28 04:41:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-28 04:41:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:41:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:41:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:41:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:41:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:41:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:41:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:41:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:41:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:41:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:41:16,450 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:41:16,895 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:41:16,896 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:41:16,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:16 BoogieIcfgContainer [2020-11-28 04:41:16,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:41:16,899 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:41:16,899 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:41:16,909 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:41:16,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:16" (1/1) ... [2020-11-28 04:41:16,910 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) [2020-11-28 04:41:16,913 INFO L168 Benchmark]: Toolchain (without parser) took 1243.87 ms. Allocated memory is still 100.7 MB. Free memory was 65.2 MB in the beginning and 73.1 MB in the end (delta: -7.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:16,914 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 100.7 MB. Free memory was 76.2 MB in the beginning and 76.1 MB in the end (delta: 24.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:16,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.08 ms. Allocated memory is still 100.7 MB. Free memory was 65.0 MB in the beginning and 57.1 MB in the end (delta: 7.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:16,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.33 ms. Allocated memory is still 100.7 MB. Free memory was 57.1 MB in the beginning and 55.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:16,917 INFO L168 Benchmark]: Boogie Preprocessor took 27.97 ms. Allocated memory is still 100.7 MB. Free memory was 55.5 MB in the beginning and 54.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:16,917 INFO L168 Benchmark]: RCFGBuilder took 526.62 ms. Allocated memory is still 100.7 MB. Free memory was 54.0 MB in the beginning and 74.6 MB in the end (delta: -20.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:16,918 INFO L168 Benchmark]: CodeCheck took 13.59 ms. Allocated memory is still 100.7 MB. Free memory was 74.4 MB in the beginning and 73.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:16,922 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 100.7 MB. Free memory was 76.2 MB in the beginning and 76.1 MB in the end (delta: 24.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 628.08 ms. Allocated memory is still 100.7 MB. Free memory was 65.0 MB in the beginning and 57.1 MB in the end (delta: 7.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.33 ms. Allocated memory is still 100.7 MB. Free memory was 57.1 MB in the beginning and 55.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.97 ms. Allocated memory is still 100.7 MB. Free memory was 55.5 MB in the beginning and 54.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 526.62 ms. Allocated memory is still 100.7 MB. Free memory was 54.0 MB in the beginning and 74.6 MB in the end (delta: -20.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 13.59 ms. Allocated memory is still 100.7 MB. Free memory was 74.4 MB in the beginning and 73.1 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 [2020-11-28 04:41:19,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:41:19,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:41:19,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:41:19,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:41:19,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:41:19,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:41:19,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:41:19,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:41:19,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:41:19,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:41:19,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:41:19,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:41:19,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:41:19,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:41:19,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:41:19,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:41:19,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:41:19,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:41:19,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:41:19,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:41:19,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:41:19,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:41:19,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:41:19,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:41:19,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:41:19,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:41:19,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:41:19,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:41:19,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:41:19,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:41:19,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:41:19,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:41:19,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:41:19,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:41:19,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:41:19,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:41:19,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:41:19,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:41:19,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:41:19,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:41:19,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:41:19,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:41:19,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:41:19,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:41:19,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:41:19,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:41:19,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:41:19,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:41:19,456 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:41:19,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:41:19,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:41:19,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:41:19,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:41:19,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:41:19,458 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:41:19,458 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:41:19,459 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:41:19,459 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:41:19,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:41:19,459 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:41:19,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:41:19,460 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:41:19,460 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:41:19,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:41:19,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:41:19,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:41:19,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:41:19,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:41:19,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:41:19,462 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:41:19,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:41:19,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:41:19,462 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:41:19,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:41:19,463 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_36523d80-2487-495b-b624-7aa699967ee1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09e522566a82367f1e090dbdcfe12204e8a578a [2020-11-28 04:41:19,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:41:19,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:41:19,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:41:19,851 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:41:19,853 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:41:19,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-28 04:41:19,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/fd64f160d/61478fdae32f4d9aa9c9efd689e67d1c/FLAG353b999c4 [2020-11-28 04:41:20,573 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:41:20,574 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-28 04:41:20,587 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/fd64f160d/61478fdae32f4d9aa9c9efd689e67d1c/FLAG353b999c4 [2020-11-28 04:41:20,864 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/bin/ukojak/data/fd64f160d/61478fdae32f4d9aa9c9efd689e67d1c [2020-11-28 04:41:20,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:41:20,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:41:20,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:20,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:41:20,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:41:20,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:20" (1/1) ... [2020-11-28 04:41:20,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b731c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:20, skipping insertion in model container [2020-11-28 04:41:20,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:20" (1/1) ... [2020-11-28 04:41:20,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:41:20,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:41:21,128 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:41:21,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:21,379 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:41:21,407 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:41:21,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:21,549 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:41:21,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21 WrapperNode [2020-11-28 04:41:21,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:21,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:21,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:41:21,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:41:21,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:21,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:41:21,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:41:21,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:41:21,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... [2020-11-28 04:41:21,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:41:21,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:41:21,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:41:21,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:41:21,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_36523d80-2487-495b-b624-7aa699967ee1/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 [2020-11-28 04:41:21,718 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:41:21,718 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:41:21,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:41:21,721 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-28 04:41:21,721 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:41:21,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:41:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:41:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:41:21,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:41:21,725 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:41:22,318 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:41:22,319 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:41:22,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:22 BoogieIcfgContainer [2020-11-28 04:41:22,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:41:22,323 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:41:22,323 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:41:22,334 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:41:22,334 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:22" (1/1) ... [2020-11-28 04:41:22,335 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) [2020-11-28 04:41:22,341 INFO L168 Benchmark]: Toolchain (without parser) took 1469.68 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.6 MB in the beginning and 25.8 MB in the end (delta: -167.4 kB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:22,343 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.1 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:22,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.00 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.4 MB in the beginning and 37.2 MB in the end (delta: -11.8 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:22,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.59 ms. Allocated memory is still 60.8 MB. Free memory was 37.0 MB in the beginning and 35.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:22,347 INFO L168 Benchmark]: Boogie Preprocessor took 35.54 ms. Allocated memory is still 60.8 MB. Free memory was 35.1 MB in the beginning and 33.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:22,348 INFO L168 Benchmark]: RCFGBuilder took 677.37 ms. Allocated memory is still 60.8 MB. Free memory was 33.4 MB in the beginning and 26.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:22,348 INFO L168 Benchmark]: CodeCheck took 15.95 ms. Allocated memory is still 60.8 MB. Free memory was 26.7 MB in the beginning and 25.8 MB in the end (delta: 962.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:22,363 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 0.21 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.1 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 678.00 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.4 MB in the beginning and 37.2 MB in the end (delta: -11.8 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.59 ms. Allocated memory is still 60.8 MB. Free memory was 37.0 MB in the beginning and 35.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.54 ms. Allocated memory is still 60.8 MB. Free memory was 35.1 MB in the beginning and 33.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 677.37 ms. Allocated memory is still 60.8 MB. Free memory was 33.4 MB in the beginning and 26.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * CodeCheck took 15.95 ms. Allocated memory is still 60.8 MB. Free memory was 26.7 MB in the beginning and 25.8 MB in the end (delta: 962.7 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...