./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f174b195ecdc468c9e2d40798e02afe393115fc3 ................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f174b195ecdc468c9e2d40798e02afe393115fc3 ................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:14:53,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:53,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:53,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:53,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:53,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:53,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:53,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:53,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:53,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:53,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:53,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:53,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:53,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:53,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:53,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:53,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:53,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:53,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:53,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:53,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:53,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:53,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:53,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:53,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:53,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:53,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:53,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:53,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:53,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:53,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:53,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:53,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:53,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:53,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:53,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:53,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:53,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:53,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:53,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:53,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:53,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:14:53,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:53,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:53,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:14:53,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:14:53,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:53,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:53,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:53,460 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:14:53,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:14:53,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:14:53,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:53,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:14:53,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:53,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:14:53,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:14:53,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:14:53,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:53,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:14:53,462 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:53,462 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:53,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:53,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:53,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:53,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:53,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:53,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:14:53,463 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:14:53,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:14:53,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:14:53,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f174b195ecdc468c9e2d40798e02afe393115fc3 [2019-10-22 10:14:53,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:53,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:53,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:53,523 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:53,524 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:53,524 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-10-22 10:14:53,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/6cb7e39f3/b64b189115674b209d8db1619b713106/FLAGd5b072bd8 [2019-10-22 10:14:54,005 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:54,006 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-10-22 10:14:54,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/6cb7e39f3/b64b189115674b209d8db1619b713106/FLAGd5b072bd8 [2019-10-22 10:14:54,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/6cb7e39f3/b64b189115674b209d8db1619b713106 [2019-10-22 10:14:54,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:54,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:54,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:54,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:54,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:54,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5476c4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54, skipping insertion in model container [2019-10-22 10:14:54,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,045 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:54,078 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:54,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:54,493 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:14:54,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:54,595 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:14:54,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54 WrapperNode [2019-10-22 10:14:54,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:54,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:54,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:14:54,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:14:54,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:54,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:14:54,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:14:54,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:14:54,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... [2019-10-22 10:14:54,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:14:54,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:14:54,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:14:54,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:14:54,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:14:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 10:14:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 10:14:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:14:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:14:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:14:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:14:54,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:14:54,712 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:14:54,853 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-10-22 10:14:54,949 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-10-22 10:14:55,002 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:14:55,002 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-22 10:14:55,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:55 BoogieIcfgContainer [2019-10-22 10:14:55,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:14:55,004 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:14:55,004 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:14:55,017 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:14:55,017 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:55" (1/1) ... [2019-10-22 10:14:55,018 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:14:55,024 INFO L168 Benchmark]: Toolchain (without parser) took 993.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:55,025 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:55,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 939.2 MB in the beginning and 1.2 GB in the end (delta: -214.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:55,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:55,027 INFO L168 Benchmark]: Boogie Preprocessor took 24.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:55,027 INFO L168 Benchmark]: RCFGBuilder took 346.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:55,028 INFO L168 Benchmark]: CodeCheck took 18.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:55,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 563.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 939.2 MB in the beginning and 1.2 GB in the end (delta: -214.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 346.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * CodeCheck took 18.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:14:57,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:57,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:57,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:57,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:57,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:57,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:57,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:57,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:57,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:57,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:57,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:57,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:57,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:57,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:57,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:57,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:57,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:57,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:57,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:57,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:57,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:57,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:57,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:57,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:57,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:57,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:57,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:57,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:57,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:57,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:57,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:57,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:57,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:57,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:57,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:57,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:57,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:57,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:57,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:57,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:57,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:14:57,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:57,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:57,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:14:57,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:14:57,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:57,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:57,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:57,140 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:14:57,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:14:57,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:57,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:14:57,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:57,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:14:57,141 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:14:57,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:14:57,142 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:14:57,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:14:57,142 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:57,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:14:57,142 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:57,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:57,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:57,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:57,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:57,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:57,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:57,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:14:57,143 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:14:57,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:14:57,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:14:57,144 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:14:57,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:14:57,144 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f174b195ecdc468c9e2d40798e02afe393115fc3 [2019-10-22 10:14:57,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:57,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:57,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:57,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:57,196 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:57,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-10-22 10:14:57,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/5ecdb14b7/6fef53971cdc42df9bb999f244592dce/FLAG2fdef1c11 [2019-10-22 10:14:57,670 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:57,673 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-10-22 10:14:57,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/5ecdb14b7/6fef53971cdc42df9bb999f244592dce/FLAG2fdef1c11 [2019-10-22 10:14:58,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/data/5ecdb14b7/6fef53971cdc42df9bb999f244592dce [2019-10-22 10:14:58,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:58,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:58,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:58,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:58,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:58,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363bcde5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58, skipping insertion in model container [2019-10-22 10:14:58,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,038 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:58,074 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:58,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:58,497 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:14:58,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:58,601 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:14:58,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58 WrapperNode [2019-10-22 10:14:58,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:58,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:58,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:14:58,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:14:58,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:58,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:14:58,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:14:58,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:14:58,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... [2019-10-22 10:14:58,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:14:58,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:14:58,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:14:58,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:14:58,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_337f3ca8-f5ef-44c4-890b-ebe3adaeeee0/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:58,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:14:58,731 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 10:14:58,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 10:14:58,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:14:58,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:14:58,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:14:58,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:14:58,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:14:58,734 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:14:58,901 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-10-22 10:14:58,983 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-10-22 10:14:59,047 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:14:59,047 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-22 10:14:59,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:59 BoogieIcfgContainer [2019-10-22 10:14:59,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:14:59,049 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:14:59,049 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:14:59,059 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:14:59,060 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:59" (1/1) ... [2019-10-22 10:14:59,060 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:14:59,065 INFO L168 Benchmark]: Toolchain (without parser) took 1040.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:59,065 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:59,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:59,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:59,067 INFO L168 Benchmark]: Boogie Preprocessor took 30.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:59,068 INFO L168 Benchmark]: RCFGBuilder took 368.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:59,068 INFO L168 Benchmark]: CodeCheck took 13.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:59,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 577.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 368.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * CodeCheck took 13.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...