./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:50,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:50,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:56:50,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:50,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:50,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:50,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:50,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:50,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:50,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:50,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:50,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:50,721 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:50,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:50,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:50,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:50,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:50,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:50,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:50,727 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:56:50,727 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:56:50,728 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:50,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:50,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:50,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:50,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:50,732 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:50,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:50,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:50,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:50,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:50,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:50,736 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:50,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:50,737 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:50,737 INFO L153 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_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee [2023-11-19 03:56:51,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:51,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:51,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:51,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:51,109 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:51,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2023-11-19 03:56:54,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:54,665 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:54,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2023-11-19 03:56:54,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data/523bb0583/6b39972ef5e649a08157892f18821878/FLAG276ea0d6a [2023-11-19 03:56:54,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data/523bb0583/6b39972ef5e649a08157892f18821878 [2023-11-19 03:56:54,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:54,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:54,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:54,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:54,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:54,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:54" (1/1) ... [2023-11-19 03:56:54,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a76c441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:54, skipping insertion in model container [2023-11-19 03:56:54,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:54" (1/1) ... [2023-11-19 03:56:54,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:55,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:55,408 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:55,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:55,601 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:55,601 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:55,636 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:55,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55 WrapperNode [2023-11-19 03:56:55,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:55,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:55,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:55,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:55,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,755 INFO L138 Inliner]: procedures = 177, calls = 90, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 186 [2023-11-19 03:56:55,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:55,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:55,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:55,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:55,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:55,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:55,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:55,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:55,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:55" (1/1) ... [2023-11-19 03:56:55,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:55,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:55,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:55,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:56:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:56:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:56:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:56:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:56:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:56:55,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:56:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:56:55,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:56:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:56:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:56:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:56:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:56:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:56:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:55,919 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:56:56,156 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:56,159 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:56:56,873 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:56:57,245 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:56:57,246 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:56:57,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:57 BoogieIcfgContainer [2023-11-19 03:56:57,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:56:57,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:56:57,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:56:57,261 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:56:57,262 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:57" (1/1) ... [2023-11-19 03:56:57,262 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:56:57,268 INFO L158 Benchmark]: Toolchain (without parser) took 2550.23ms. Allocated memory is still 146.8MB. Free memory was 102.0MB in the beginning and 88.6MB in the end (delta: 13.4MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-19 03:56:57,268 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:56:57,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.45ms. Allocated memory is still 146.8MB. Free memory was 101.6MB in the beginning and 115.0MB in the end (delta: -13.4MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-19 03:56:57,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.57ms. Allocated memory is still 146.8MB. Free memory was 115.0MB in the beginning and 112.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:56:57,270 INFO L158 Benchmark]: Boogie Preprocessor took 71.24ms. Allocated memory is still 146.8MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:56:57,271 INFO L158 Benchmark]: RCFGBuilder took 1415.19ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 89.5MB in the end (delta: 20.4MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2023-11-19 03:56:57,272 INFO L158 Benchmark]: CodeCheck took 15.05ms. Allocated memory is still 146.8MB. Free memory was 89.5MB in the beginning and 88.6MB in the end (delta: 937.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:56:57,275 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.45ms. Allocated memory is still 146.8MB. Free memory was 101.6MB in the beginning and 115.0MB in the end (delta: -13.4MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.57ms. Allocated memory is still 146.8MB. Free memory was 115.0MB in the beginning and 112.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.24ms. Allocated memory is still 146.8MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1415.19ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 89.5MB in the end (delta: 20.4MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. * CodeCheck took 15.05ms. Allocated memory is still 146.8MB. Free memory was 89.5MB in the beginning and 88.6MB in the end (delta: 937.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:56:57,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:00,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:00,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:57:00,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:00,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:00,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:00,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:00,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:00,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:00,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:00,245 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:00,245 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:00,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:00,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:00,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:00,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:00,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:57:00,249 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:57:00,250 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:57:00,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:57:00,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:00,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:00,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:00,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:00,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:00,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:00,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:00,254 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:00,255 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:00,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:00,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:00,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:00,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:00,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:00,258 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:57:00,258 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:00,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:00,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:57:00,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:00,260 INFO L153 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_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee [2023-11-19 03:57:00,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:00,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:00,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:00,746 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:00,747 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:00,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2023-11-19 03:57:03,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:04,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:04,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2023-11-19 03:57:04,379 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data/a6ebfef1f/005cd409c2fb43ee8638126cc97e34f9/FLAGcf90ac85d [2023-11-19 03:57:04,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/data/a6ebfef1f/005cd409c2fb43ee8638126cc97e34f9 [2023-11-19 03:57:04,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:04,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:04,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:04,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:04,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:04,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:04" (1/1) ... [2023-11-19 03:57:04,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84dc4d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:04, skipping insertion in model container [2023-11-19 03:57:04,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:04" (1/1) ... [2023-11-19 03:57:04,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:05,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:05,108 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:05,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:05,282 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:05,283 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:05,291 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:05,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05 WrapperNode [2023-11-19 03:57:05,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:05,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:05,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:05,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:05,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,333 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,362 INFO L138 Inliner]: procedures = 181, calls = 90, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 187 [2023-11-19 03:57:05,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:05,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:05,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:05,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:05,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:05,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:05,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:05,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:05,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:05,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:05,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:05,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:57:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:57:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:57:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:57:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:57:05,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:57:05,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:57:05,536 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:57:05,536 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:57:05,536 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:57:05,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:57:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:57:05,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:57:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:57:05,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:57:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:57:05,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:05,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:05,539 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:57:05,711 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:05,713 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:06,445 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:06,916 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:06,917 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:57:06,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:06 BoogieIcfgContainer [2023-11-19 03:57:06,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:06,924 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:06,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:06,935 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:06,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:06" (1/1) ... [2023-11-19 03:57:06,937 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:57:06,943 INFO L158 Benchmark]: Toolchain (without parser) took 2532.25ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 54.1MB in the beginning and 66.0MB in the end (delta: -11.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,944 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:06,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.39ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 51.2MB in the end (delta: 2.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.89ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 48.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,947 INFO L158 Benchmark]: Boogie Preprocessor took 90.08ms. Allocated memory is still 79.7MB. Free memory was 48.3MB in the beginning and 45.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,947 INFO L158 Benchmark]: RCFGBuilder took 1469.75ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 44.9MB in the beginning and 66.6MB in the end (delta: -21.6MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,948 INFO L158 Benchmark]: CodeCheck took 16.36ms. Allocated memory is still 115.3MB. Free memory was 66.6MB in the beginning and 66.0MB in the end (delta: 526.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:06,957 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.39ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 51.2MB in the end (delta: 2.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.89ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 48.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.08ms. Allocated memory is still 79.7MB. Free memory was 48.3MB in the beginning and 45.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1469.75ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 44.9MB in the beginning and 66.6MB in the end (delta: -21.6MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * CodeCheck took 16.36ms. Allocated memory is still 115.3MB. Free memory was 66.6MB in the beginning and 66.0MB in the end (delta: 526.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:07,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ca19-bdd1-42be-b52b-8ae901651dcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported