./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/scull.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_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/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 0030a9e20b23aecdfc07c81f170454c66ffca85b ........................................................................................................................................................................................................................ 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_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/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 0030a9e20b23aecdfc07c81f170454c66ffca85b ............................................................................................................................................................................................................................. 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 04:44:41,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:41,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:41,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:41,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:41,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:41,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:41,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:41,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:41,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:41,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:41,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:41,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:41,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:41,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:41,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:41,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:41,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:41,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:41,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:41,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:41,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:41,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:41,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:41,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:41,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:41,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:41,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:41,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:41,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:41,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:41,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:41,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:41,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:41,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:41,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:41,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:41,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:41,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:41,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:41,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:41,241 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:44:41,282 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:41,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:41,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:41,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:41,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:41,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:41,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:41,285 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:41,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:44:41,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:41,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:41,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:41,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:41,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:41,288 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:41,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:41,288 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:41,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:41,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:41,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:41,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:41,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:41,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:41,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:41,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:41,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:41,291 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:44:41,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:44:41,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:41,293 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_e5aecf90-50fa-4248-a8ed-ae522ea5e627/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0030a9e20b23aecdfc07c81f170454c66ffca85b [2020-11-28 04:44:41,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:41,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:41,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:41,605 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:41,610 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:41,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/scull.i [2020-11-28 04:44:41,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/2ccfe1f2d/3b3a9d3732b3484f9473ef9004380ba1/FLAG12eb6db1c [2020-11-28 04:44:42,376 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:42,377 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/sv-benchmarks/c/pthread-atomic/scull.i [2020-11-28 04:44:42,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/2ccfe1f2d/3b3a9d3732b3484f9473ef9004380ba1/FLAG12eb6db1c [2020-11-28 04:44:42,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/2ccfe1f2d/3b3a9d3732b3484f9473ef9004380ba1 [2020-11-28 04:44:42,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:42,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:42,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:42,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:42,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:42,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:42" (1/1) ... [2020-11-28 04:44:42,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633ad422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:42, skipping insertion in model container [2020-11-28 04:44:42,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:42" (1/1) ... [2020-11-28 04:44:42,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:42,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:43,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:43,243 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:43,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:43,389 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:43,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43 WrapperNode [2020-11-28 04:44:43,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:43,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:43,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:43,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:43,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:43,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:43,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:43,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:43,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... [2020-11-28 04:44:43,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:43,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:43,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:43,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:43,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/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 04:44:43,587 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:44:43,587 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:44:43,587 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2020-11-28 04:44:43,587 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2020-11-28 04:44:43,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:44:43,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-11-28 04:44:43,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-11-28 04:44:43,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-11-28 04:44:43,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-11-28 04:44:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2020-11-28 04:44:43,589 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2020-11-28 04:44:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:44:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:44:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2020-11-28 04:44:43,589 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2020-11-28 04:44:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2020-11-28 04:44:43,590 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2020-11-28 04:44:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-11-28 04:44:43,590 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-11-28 04:44:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2020-11-28 04:44:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2020-11-28 04:44:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:44:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2020-11-28 04:44:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2020-11-28 04:44:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:44:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:43,593 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 04:44:44,602 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:44,603 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-28 04:44:44,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:44 BoogieIcfgContainer [2020-11-28 04:44:44,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:44,606 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:44,606 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:44,617 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:44,618 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:44" (1/1) ... [2020-11-28 04:44:44,618 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 04:44:44,629 INFO L168 Benchmark]: Toolchain (without parser) took 1989.90 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 39.7 MB in the beginning and 54.8 MB in the end (delta: -15.1 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,629 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.5 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:44,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.08 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 39.4 MB in the beginning and 40.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.74 ms. Allocated memory is still 92.3 MB. Free memory was 40.9 MB in the beginning and 69.6 MB in the end (delta: -28.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,634 INFO L168 Benchmark]: Boogie Preprocessor took 34.31 ms. Allocated memory is still 92.3 MB. Free memory was 69.6 MB in the beginning and 68.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,635 INFO L168 Benchmark]: RCFGBuilder took 1108.84 ms. Allocated memory is still 92.3 MB. Free memory was 68.1 MB in the beginning and 55.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,636 INFO L168 Benchmark]: CodeCheck took 19.65 ms. Allocated memory is still 92.3 MB. Free memory was 55.7 MB in the beginning and 54.8 MB in the end (delta: 881.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:44,646 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 0.32 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.5 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 752.08 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 39.4 MB in the beginning and 40.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.74 ms. Allocated memory is still 92.3 MB. Free memory was 40.9 MB in the beginning and 69.6 MB in the end (delta: -28.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.31 ms. Allocated memory is still 92.3 MB. Free memory was 69.6 MB in the beginning and 68.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1108.84 ms. Allocated memory is still 92.3 MB. Free memory was 68.1 MB in the beginning and 55.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * CodeCheck took 19.65 ms. Allocated memory is still 92.3 MB. Free memory was 55.7 MB in the beginning and 54.8 MB in the end (delta: 881.2 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:47,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:47,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:47,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:47,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:47,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:47,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:47,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:47,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:47,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:47,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:47,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:47,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:47,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:47,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:47,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:47,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:47,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:47,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:47,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:47,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:47,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:47,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:47,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:47,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:47,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:47,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:47,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:47,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:47,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:47,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:47,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:47,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:47,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:47,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:47,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:47,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:47,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:47,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:47,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:47,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:47,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:44:47,312 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:47,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:47,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:47,314 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:47,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:47,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:47,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:47,317 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:47,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:47,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:47,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:47,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:47,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:47,319 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:44:47,320 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:44:47,320 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:44:47,320 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:47,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:47,321 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:47,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:47,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:47,322 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:47,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:47,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:47,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:47,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:47,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:47,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:47,330 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:44:47,331 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:44:47,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:47,331 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:44:47,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:44:47,332 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_e5aecf90-50fa-4248-a8ed-ae522ea5e627/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0030a9e20b23aecdfc07c81f170454c66ffca85b [2020-11-28 04:44:47,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:47,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:47,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:47,760 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:47,762 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:47,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/scull.i [2020-11-28 04:44:47,836 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/7b56addd5/d3b8a4cff6024ebcb25bffe0d1998596/FLAG77fca3c88 [2020-11-28 04:44:48,429 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:48,429 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/sv-benchmarks/c/pthread-atomic/scull.i [2020-11-28 04:44:48,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/7b56addd5/d3b8a4cff6024ebcb25bffe0d1998596/FLAG77fca3c88 [2020-11-28 04:44:48,730 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/bin/ukojak/data/7b56addd5/d3b8a4cff6024ebcb25bffe0d1998596 [2020-11-28 04:44:48,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:48,734 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:48,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:48,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:48,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:48,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:48" (1/1) ... [2020-11-28 04:44:48,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd70b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:48, skipping insertion in model container [2020-11-28 04:44:48,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:48" (1/1) ... [2020-11-28 04:44:48,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:48,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:49,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:49,240 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:49,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:49,436 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:49,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49 WrapperNode [2020-11-28 04:44:49,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:49,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:49,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:49,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:49,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:49,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:49,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:49,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:49,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:49,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:49,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:49,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:49,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5aecf90-50fa-4248-a8ed-ae522ea5e627/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 04:44:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:44:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2020-11-28 04:44:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2020-11-28 04:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:44:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-11-28 04:44:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-11-28 04:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-11-28 04:44:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-11-28 04:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2020-11-28 04:44:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2020-11-28 04:44:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:44:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2020-11-28 04:44:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2020-11-28 04:44:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2020-11-28 04:44:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2020-11-28 04:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-11-28 04:44:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-11-28 04:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2020-11-28 04:44:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2020-11-28 04:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:44:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2020-11-28 04:44:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2020-11-28 04:44:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:49,667 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 04:44:50,692 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:50,692 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-28 04:44:50,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:50 BoogieIcfgContainer [2020-11-28 04:44:50,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:50,696 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:50,696 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:50,713 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:50,714 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,714 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 04:44:50,718 INFO L168 Benchmark]: Toolchain (without parser) took 1982.37 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.0 MB in the beginning and 47.0 MB in the end (delta: -13.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:50,719 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 42.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:50,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.12 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.8 MB in the beginning and 49.5 MB in the end (delta: -15.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:50,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.61 ms. Allocated memory is still 69.2 MB. Free memory was 49.5 MB in the beginning and 46.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:50,721 INFO L168 Benchmark]: Boogie Preprocessor took 63.50 ms. Allocated memory is still 69.2 MB. Free memory was 46.5 MB in the beginning and 44.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:50,722 INFO L168 Benchmark]: RCFGBuilder took 1116.17 ms. Allocated memory is still 69.2 MB. Free memory was 44.2 MB in the beginning and 29.8 MB in the end (delta: 14.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:50,723 INFO L168 Benchmark]: CodeCheck took 20.48 ms. Allocated memory is still 69.2 MB. Free memory was 29.8 MB in the beginning and 47.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:50,726 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 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 42.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 699.12 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.8 MB in the beginning and 49.5 MB in the end (delta: -15.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.61 ms. Allocated memory is still 69.2 MB. Free memory was 49.5 MB in the beginning and 46.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.50 ms. Allocated memory is still 69.2 MB. Free memory was 46.5 MB in the beginning and 44.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1116.17 ms. Allocated memory is still 69.2 MB. Free memory was 44.2 MB in the beginning and 29.8 MB in the end (delta: 14.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * CodeCheck took 20.48 ms. Allocated memory is still 69.2 MB. Free memory was 29.8 MB in the beginning and 47.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...