./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_longer.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_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/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_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/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_ea71c0db-8ba0-45af-8f70-b492499b7f19/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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:21,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:21,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:05:21,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:21,276 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:21,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:21,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:21,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:21,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:21,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:21,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:21,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:21,334 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:21,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:21,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:21,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:21,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:21,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:21,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:21,340 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:21,340 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:21,341 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:21,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:21,344 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:21,344 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:21,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:21,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:21,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:21,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:21,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:21,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:21,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:21,350 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:21,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:21,351 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:21,351 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_ea71c0db-8ba0-45af-8f70-b492499b7f19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2023-11-19 04:05:21,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:21,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:21,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:21,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:21,764 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:21,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/queue_longer.i [2023-11-19 04:05:25,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:25,648 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:25,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/sv-benchmarks/c/pthread/queue_longer.i [2023-11-19 04:05:25,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data/2d0aa34a9/5a1387fdbe354225bc1dd470960788a3/FLAGa570d8b9c [2023-11-19 04:05:25,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data/2d0aa34a9/5a1387fdbe354225bc1dd470960788a3 [2023-11-19 04:05:25,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:25,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:25,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:25,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:25,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:25,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:25" (1/1) ... [2023-11-19 04:05:25,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3ee754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25, skipping insertion in model container [2023-11-19 04:05:25,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:25" (1/1) ... [2023-11-19 04:05:25,791 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:26,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:26,499 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:26,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:26,735 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:26,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26 WrapperNode [2023-11-19 04:05:26,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:26,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:26,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:26,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:26,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,848 INFO L138 Inliner]: procedures = 274, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-19 04:05:26,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:26,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:26,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:26,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:26,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:26,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:26,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:26,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:26,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:26" (1/1) ... [2023-11-19 04:05:26,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:26,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:26,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:27,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:05:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:05:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 04:05:27,053 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 04:05:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 04:05:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 04:05:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-11-19 04:05:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-11-19 04:05:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2023-11-19 04:05:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2023-11-19 04:05:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:05:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:05:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:05:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:27,061 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 04:05:27,331 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:27,333 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:27,790 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:27,821 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:27,821 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:05:27,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:27 BoogieIcfgContainer [2023-11-19 04:05:27,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:27,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:27,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:27,858 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:27,858 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:27" (1/1) ... [2023-11-19 04:05:27,859 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 04:05:27,870 INFO L158 Benchmark]: Toolchain (without parser) took 2160.34ms. Allocated memory is still 184.5MB. Free memory was 147.1MB in the beginning and 88.5MB in the end (delta: 58.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 04:05:27,871 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 184.5MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:27,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1026.85ms. Allocated memory is still 184.5MB. Free memory was 147.1MB in the beginning and 117.0MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:05:27,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.44ms. Allocated memory is still 184.5MB. Free memory was 117.0MB in the beginning and 114.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:05:27,876 INFO L158 Benchmark]: Boogie Preprocessor took 92.11ms. Allocated memory is still 184.5MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:27,878 INFO L158 Benchmark]: RCFGBuilder took 896.22ms. Allocated memory is still 184.5MB. Free memory was 112.2MB in the beginning and 89.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:27,878 INFO L158 Benchmark]: CodeCheck took 27.37ms. Allocated memory is still 184.5MB. Free memory was 89.1MB in the beginning and 88.5MB in the end (delta: 606.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:27,892 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 0.26ms. Allocated memory is still 184.5MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1026.85ms. Allocated memory is still 184.5MB. Free memory was 147.1MB in the beginning and 117.0MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.44ms. Allocated memory is still 184.5MB. Free memory was 117.0MB in the beginning and 114.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.11ms. Allocated memory is still 184.5MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 896.22ms. Allocated memory is still 184.5MB. Free memory was 112.2MB in the beginning and 89.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 27.37ms. Allocated memory is still 184.5MB. Free memory was 89.1MB in the beginning and 88.5MB in the end (delta: 606.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:05:27,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/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_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/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_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/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_ea71c0db-8ba0-45af-8f70-b492499b7f19/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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:31,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:31,309 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:05:31,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:31,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:31,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:31,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:31,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:31,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:31,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:31,397 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:31,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:31,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:31,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:31,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:31,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:31,402 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:05:31,403 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:05:31,403 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:31,404 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:05:31,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:31,406 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:31,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:31,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:31,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:31,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:31,408 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:31,409 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:31,409 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:05:31,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:31,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:31,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:31,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:31,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:31,413 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:05:31,413 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:31,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:31,414 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:05:31,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:05:31,415 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_ea71c0db-8ba0-45af-8f70-b492499b7f19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2023-11-19 04:05:31,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:31,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:31,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:31,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:31,940 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:31,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/queue_longer.i [2023-11-19 04:05:35,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:35,713 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:35,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/sv-benchmarks/c/pthread/queue_longer.i [2023-11-19 04:05:35,743 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data/ec98e98b9/5fa71b2a4f054352ae14a1a46933b91d/FLAGcc3d39bae [2023-11-19 04:05:35,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/data/ec98e98b9/5fa71b2a4f054352ae14a1a46933b91d [2023-11-19 04:05:35,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:35,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:35,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:35,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:35,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:35,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:35" (1/1) ... [2023-11-19 04:05:35,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb11374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:35, skipping insertion in model container [2023-11-19 04:05:35,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:35" (1/1) ... [2023-11-19 04:05:35,885 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:36,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:36,774 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:36,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:36,978 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:36,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36 WrapperNode [2023-11-19 04:05:36,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:36,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:36,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:36,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:36,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,032 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,079 INFO L138 Inliner]: procedures = 278, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-19 04:05:37,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:37,084 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:37,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:37,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:37,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:37,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:37,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:37,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:37,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:36" (1/1) ... [2023-11-19 04:05:37,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:37,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:37,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:37,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:37,265 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:05:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:05:37,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:05:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 04:05:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 04:05:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 04:05:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 04:05:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-11-19 04:05:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-11-19 04:05:37,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:37,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:05:37,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:05:37,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:05:37,268 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2023-11-19 04:05:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2023-11-19 04:05:37,270 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:05:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:37,273 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 04:05:37,443 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:37,445 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:37,892 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:37,913 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:37,913 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:05:37,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:37 BoogieIcfgContainer [2023-11-19 04:05:37,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:37,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:37,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:37,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:37,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,944 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 04:05:37,952 INFO L158 Benchmark]: Toolchain (without parser) took 2172.96ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 53.1MB in the end (delta: -715.2kB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-19 04:05:37,952 INFO L158 Benchmark]: CDTParser took 1.50ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:37,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1197.46ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 38.7MB in the end (delta: 13.5MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-19 04:05:37,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.51ms. Allocated memory is still 77.6MB. Free memory was 38.7MB in the beginning and 35.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:37,957 INFO L158 Benchmark]: Boogie Preprocessor took 93.82ms. Allocated memory is still 77.6MB. Free memory was 35.7MB in the beginning and 55.5MB in the end (delta: -19.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:37,958 INFO L158 Benchmark]: RCFGBuilder took 740.39ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 30.8MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:37,959 INFO L158 Benchmark]: CodeCheck took 29.69ms. Allocated memory is still 77.6MB. Free memory was 30.8MB in the beginning and 53.1MB in the end (delta: -22.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:05:37,964 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 1.50ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1197.46ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 38.7MB in the end (delta: 13.5MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.51ms. Allocated memory is still 77.6MB. Free memory was 38.7MB in the beginning and 35.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.82ms. Allocated memory is still 77.6MB. Free memory was 35.7MB in the beginning and 55.5MB in the end (delta: -19.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.39ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 30.8MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 29.69ms. Allocated memory is still 77.6MB. Free memory was 30.8MB in the beginning and 53.1MB in the end (delta: -22.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:05:38,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea71c0db-8ba0-45af-8f70-b492499b7f19/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