./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:58:33,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:58:33,417 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:58:33,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:58:33,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:58:33,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:58:33,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:58:33,445 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:58:33,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:58:33,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:58:33,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:58:33,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:58:33,448 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:58:33,448 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:58:33,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:58:33,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:58:33,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:58:33,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:58:33,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:58:33,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:58:33,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:58:33,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:58:33,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:58:33,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:58:33,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:58:33,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:58:33,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:33,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:58:33,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:58:33,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:58:33,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:58:33,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:58:33,458 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:58:33,459 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_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-12-03 00:58:33,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:58:33,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:58:33,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:58:33,685 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:58:33,686 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:58:33,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-12-03 00:58:36,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:58:37,158 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:58:37,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-12-03 00:58:37,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data/e030cc6c0/3c7f8472007d4d24a225f989999c52ef/FLAG1d328327f [2023-12-03 00:58:37,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data/e030cc6c0/3c7f8472007d4d24a225f989999c52ef [2023-12-03 00:58:37,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:58:37,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:58:37,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:37,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:58:37,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:58:37,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:37" (1/1) ... [2023-12-03 00:58:37,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d46e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:37, skipping insertion in model container [2023-12-03 00:58:37,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:37" (1/1) ... [2023-12-03 00:58:37,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:58:38,022 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2023-12-03 00:58:38,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:38,067 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:58:38,140 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2023-12-03 00:58:38,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:38,245 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:58:38,252 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:58:38,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38 WrapperNode [2023-12-03 00:58:38,252 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:38,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:38,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:58:38,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:58:38,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,368 INFO L138 Inliner]: procedures = 429, calls = 136, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 476 [2023-12-03 00:58:38,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:38,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:58:38,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:58:38,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:58:38,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:58:38,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:58:38,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:58:38,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:58:38,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:38" (1/1) ... [2023-12-03 00:58:38,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:38,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:58:38,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:58:38,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:58:38,520 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-12-03 00:58:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-12-03 00:58:38,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:58:38,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:58:38,520 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 00:58:38,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:58:38,521 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-12-03 00:58:38,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:58:38,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:58:38,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:58:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:58:38,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:58:38,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:58:38,522 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-12-03 00:58:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-12-03 00:58:38,522 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 00:58:38,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:58:38,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:58:38,525 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 00:58:38,734 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:58:38,736 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:58:39,415 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:58:39,457 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:58:39,457 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-12-03 00:58:39,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:39 BoogieIcfgContainer [2023-12-03 00:58:39,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:58:39,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:58:39,460 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:58:39,471 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:58:39,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:39" (1/1) ... [2023-12-03 00:58:39,472 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:58:39,476 INFO L158 Benchmark]: Toolchain (without parser) took 2277.09ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 70.7MB in the end (delta: 51.2MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2023-12-03 00:58:39,476 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:58:39,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1063.40ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 124.5MB in the end (delta: -2.7MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2023-12-03 00:58:39,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.81ms. Allocated memory is still 155.2MB. Free memory was 124.5MB in the beginning and 120.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:58:39,478 INFO L158 Benchmark]: Boogie Preprocessor took 64.06ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 116.9MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:58:39,479 INFO L158 Benchmark]: RCFGBuilder took 1024.51ms. Allocated memory is still 155.2MB. Free memory was 116.9MB in the beginning and 72.1MB in the end (delta: 44.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 00:58:39,480 INFO L158 Benchmark]: CodeCheck took 14.42ms. Allocated memory is still 155.2MB. Free memory was 72.1MB in the beginning and 70.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:58:39,483 INFO L338 ainManager$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 0.20ms. Allocated memory is still 109.1MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1063.40ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 124.5MB in the end (delta: -2.7MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.81ms. Allocated memory is still 155.2MB. Free memory was 124.5MB in the beginning and 120.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.06ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 116.9MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1024.51ms. Allocated memory is still 155.2MB. Free memory was 116.9MB in the beginning and 72.1MB in the end (delta: 44.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * CodeCheck took 14.42ms. Allocated memory is still 155.2MB. Free memory was 72.1MB in the beginning and 70.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:58:39,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/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_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:58:41,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:58:41,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:58:41,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:58:41,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:58:41,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:58:41,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:58:41,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:58:41,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:58:41,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:58:41,747 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:58:41,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:58:41,748 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:58:41,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:58:41,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:58:41,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:58:41,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:58:41,752 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:58:41,752 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:58:41,753 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:58:41,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:58:41,754 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:58:41,755 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:58:41,755 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:58:41,756 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:58:41,757 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:58:41,757 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:58:41,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:58:41,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:41,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:58:41,760 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:58:41,760 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:58:41,761 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:58:41,761 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:58:41,761 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:58:41,762 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:58:41,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:58:41,762 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_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-12-03 00:58:42,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:58:42,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:58:42,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:58:42,124 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:58:42,124 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:58:42,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-12-03 00:58:45,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:58:45,655 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:58:45,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-12-03 00:58:45,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data/d2dd11189/b17d3aec6c6a440caad1abf20487b331/FLAG06b56a113 [2023-12-03 00:58:45,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/data/d2dd11189/b17d3aec6c6a440caad1abf20487b331 [2023-12-03 00:58:45,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:58:45,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:58:45,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:45,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:58:45,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:58:45,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:45" (1/1) ... [2023-12-03 00:58:45,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b82030f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:45, skipping insertion in model container [2023-12-03 00:58:45,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:45" (1/1) ... [2023-12-03 00:58:45,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:58:46,554 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2023-12-03 00:58:46,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:46,607 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 00:58:46,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:58:46,687 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2023-12-03 00:58:46,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:46,710 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:58:46,782 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2023-12-03 00:58:46,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:46,933 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:58:46,943 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:58:46,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46 WrapperNode [2023-12-03 00:58:46,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:46,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:46,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:58:46,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:58:46,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:46,992 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,037 INFO L138 Inliner]: procedures = 432, calls = 136, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 470 [2023-12-03 00:58:47,037 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:47,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:58:47,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:58:47,038 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:58:47,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:58:47,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:58:47,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:58:47,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:58:47,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:46" (1/1) ... [2023-12-03 00:58:47,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:47,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:58:47,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:58:47,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:58:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-12-03 00:58:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-12-03 00:58:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:58:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:58:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 00:58:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:58:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-12-03 00:58:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:58:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:58:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:58:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:58:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:58:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:58:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:58:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-12-03 00:58:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-12-03 00:58:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:58:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 00:58:47,190 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 00:58:47,408 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:58:47,411 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:58:48,784 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:58:48,823 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:58:48,824 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-12-03 00:58:48,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:48 BoogieIcfgContainer [2023-12-03 00:58:48,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:58:48,827 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:58:48,827 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:58:48,837 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:58:48,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:48" (1/1) ... [2023-12-03 00:58:48,838 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:58:48,843 INFO L158 Benchmark]: Toolchain (without parser) took 3139.63ms. Allocated memory is still 123.7MB. Free memory was 97.3MB in the beginning and 53.3MB in the end (delta: 44.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 00:58:48,843 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:58:48,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1239.73ms. Allocated memory is still 123.7MB. Free memory was 97.0MB in the beginning and 67.9MB in the end (delta: 29.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-12-03 00:58:48,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.60ms. Allocated memory is still 123.7MB. Free memory was 67.9MB in the beginning and 63.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:58:48,845 INFO L158 Benchmark]: Boogie Preprocessor took 71.55ms. Allocated memory is still 123.7MB. Free memory was 63.0MB in the beginning and 59.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:58:48,846 INFO L158 Benchmark]: RCFGBuilder took 1715.72ms. Allocated memory is still 123.7MB. Free memory was 58.8MB in the beginning and 54.2MB in the end (delta: 4.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-12-03 00:58:48,847 INFO L158 Benchmark]: CodeCheck took 14.33ms. Allocated memory is still 123.7MB. Free memory was 54.2MB in the beginning and 53.3MB in the end (delta: 931.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:58:48,850 INFO L338 ainManager$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 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1239.73ms. Allocated memory is still 123.7MB. Free memory was 97.0MB in the beginning and 67.9MB in the end (delta: 29.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.60ms. Allocated memory is still 123.7MB. Free memory was 67.9MB in the beginning and 63.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.55ms. Allocated memory is still 123.7MB. Free memory was 63.0MB in the beginning and 59.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1715.72ms. Allocated memory is still 123.7MB. Free memory was 58.8MB in the beginning and 54.2MB in the end (delta: 4.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * CodeCheck took 14.33ms. Allocated memory is still 123.7MB. Free memory was 54.2MB in the beginning and 53.3MB in the end (delta: 931.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:58:48,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb26169f-75a1-41f0-8d53-69354e800e9d/bin/ukojak-verify-Qdu7aM0XO9/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