./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV --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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:48:50,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:48:50,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:48:50,686 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:48:50,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:48:50,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:48:50,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:48:50,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:48:50,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:48:50,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:48:50,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:48:50,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:48:50,769 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:48:50,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:48:50,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:48:50,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:48:50,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:48:50,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:48:50,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:48:50,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:48:50,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:48:50,787 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:48:50,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:48:50,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:48:50,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:48:50,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:50,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:48:50,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:48:50,791 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:48:50,792 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:48:50,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:48:50,795 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:48:50,795 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_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2023-11-11 23:48:51,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:48:51,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:48:51,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:48:51,163 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:48:51,163 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:48:51,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-11 23:48:55,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:48:55,604 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:48:55,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-11 23:48:55,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data/c75821688/44742eaaabd84d8b9fe09a47d587b178/FLAG7fd8f83c1 [2023-11-11 23:48:55,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data/c75821688/44742eaaabd84d8b9fe09a47d587b178 [2023-11-11 23:48:55,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:48:55,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:48:55,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:55,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:48:55,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:48:55,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:55" (1/1) ... [2023-11-11 23:48:55,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3019e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:55, skipping insertion in model container [2023-11-11 23:48:55,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:55" (1/1) ... [2023-11-11 23:48:55,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:48:56,409 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2023-11-11 23:48:56,426 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2023-11-11 23:48:56,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:56,462 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:56,523 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2023-11-11 23:48:56,527 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2023-11-11 23:48:56,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:56,619 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:56,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56 WrapperNode [2023-11-11 23:48:56,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:56,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:56,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:56,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:56,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,725 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2023-11-11 23:48:56,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:56,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:56,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:56,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:56,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:56,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:56,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:56,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:56,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:56" (1/1) ... [2023-11-11 23:48:56,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:56,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:56,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:56,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:48:56,890 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:48:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:48:56,890 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:48:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:48:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-11-11 23:48:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-11-11 23:48:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:48:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:48:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:48:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:48:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:48:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:48:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:56,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:56,895 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:48:57,093 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:57,096 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:57,556 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:57,570 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:57,570 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:48:57,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:57 BoogieIcfgContainer [2023-11-11 23:48:57,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:57,575 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:57,576 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:57,586 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:57,586 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:57" (1/1) ... [2023-11-11 23:48:57,587 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) [2023-11-11 23:48:57,592 INFO L158 Benchmark]: Toolchain (without parser) took 1935.58ms. Allocated memory is still 176.2MB. Free memory was 128.2MB in the beginning and 134.4MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:48:57,592 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 138.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:48:57,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 962.76ms. Allocated memory is still 176.2MB. Free memory was 127.6MB in the beginning and 96.9MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-11 23:48:57,594 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.94ms. Allocated memory is still 176.2MB. Free memory was 96.9MB in the beginning and 94.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:57,595 INFO L158 Benchmark]: Boogie Preprocessor took 57.35ms. Allocated memory is still 176.2MB. Free memory was 94.0MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:48:57,596 INFO L158 Benchmark]: RCFGBuilder took 783.46ms. Allocated memory is still 176.2MB. Free memory was 92.0MB in the beginning and 135.3MB in the end (delta: -43.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:57,596 INFO L158 Benchmark]: CodeCheck took 14.58ms. Allocated memory is still 176.2MB. Free memory was 135.3MB in the beginning and 134.4MB in the end (delta: 953.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:48:57,600 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 0.36ms. Allocated memory is still 138.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 962.76ms. Allocated memory is still 176.2MB. Free memory was 127.6MB in the beginning and 96.9MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.94ms. Allocated memory is still 176.2MB. Free memory was 96.9MB in the beginning and 94.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.35ms. Allocated memory is still 176.2MB. Free memory was 94.0MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 783.46ms. Allocated memory is still 176.2MB. Free memory was 92.0MB in the beginning and 135.3MB in the end (delta: -43.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 14.58ms. Allocated memory is still 176.2MB. Free memory was 135.3MB in the beginning and 134.4MB in the end (delta: 953.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:48:57,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV --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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:00,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:00,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-11 23:49:00,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:00,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:00,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:00,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:00,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:00,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:00,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:00,980 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:00,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:00,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:00,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:00,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:00,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:00,985 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:49:00,986 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:49:00,986 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:49:00,987 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:00,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:00,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:00,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:00,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:00,990 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:49:00,991 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:00,991 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:00,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:00,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:00,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:00,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:00,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:00,995 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:49:00,996 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:00,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:00,997 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:49:00,997 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:00,997 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_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2023-11-11 23:49:01,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:01,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:01,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:01,566 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:01,567 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:01,569 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-11 23:49:05,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:05,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:05,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-11 23:49:05,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data/64dc9b6ae/01e998a8d572441b88a0514d7b8c95ca/FLAG0bf43e472 [2023-11-11 23:49:05,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/data/64dc9b6ae/01e998a8d572441b88a0514d7b8c95ca [2023-11-11 23:49:05,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:05,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:05,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:05,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:05,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:05,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:05" (1/1) ... [2023-11-11 23:49:05,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d38b47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:05, skipping insertion in model container [2023-11-11 23:49:05,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:05" (1/1) ... [2023-11-11 23:49:05,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:06,804 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2023-11-11 23:49:06,814 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2023-11-11 23:49:06,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:06,845 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:06,956 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2023-11-11 23:49:06,959 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_594de36c-d450-4524-88cb-1bdb670c9fbe/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2023-11-11 23:49:06,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:07,091 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:07,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07 WrapperNode [2023-11-11 23:49:07,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:07,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:07,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:07,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:07,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,195 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2023-11-11 23:49:07,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:07,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:07,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:07,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:07,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:07,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:07,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:07,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:07,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:07" (1/1) ... [2023-11-11 23:49:07,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:07,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:07,318 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:07,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:49:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:49:07,385 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:49:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:49:07,386 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:49:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-11-11 23:49:07,386 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-11-11 23:49:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:49:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:49:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:49:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:49:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:07,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:07,392 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:07,612 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:07,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:08,054 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:08,064 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:08,064 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:49:08,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:08 BoogieIcfgContainer [2023-11-11 23:49:08,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:08,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:08,069 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:08,079 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:08,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:08" (1/1) ... [2023-11-11 23:49:08,080 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) [2023-11-11 23:49:08,085 INFO L158 Benchmark]: Toolchain (without parser) took 2224.12ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 49.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-11 23:49:08,085 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:08,086 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1230.39ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 49.1MB in the end (delta: 11.7MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-11 23:49:08,087 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.95ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 46.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:08,087 INFO L158 Benchmark]: Boogie Preprocessor took 85.80ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 43.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:08,088 INFO L158 Benchmark]: RCFGBuilder took 783.81ms. Allocated memory is still 86.0MB. Free memory was 43.8MB in the beginning and 50.0MB in the end (delta: -6.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-11 23:49:08,089 INFO L158 Benchmark]: CodeCheck took 14.61ms. Allocated memory is still 86.0MB. Free memory was 50.0MB in the beginning and 49.0MB in the end (delta: 972.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:08,092 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 0.35ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1230.39ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 49.1MB in the end (delta: 11.7MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.95ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 46.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.80ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 43.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 783.81ms. Allocated memory is still 86.0MB. Free memory was 43.8MB in the beginning and 50.0MB in the end (delta: -6.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 14.61ms. Allocated memory is still 86.0MB. Free memory was 50.0MB in the beginning and 49.0MB in the end (delta: 972.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:08,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594de36c-d450-4524-88cb-1bdb670c9fbe/bin/ukojak-verify-0OAaufAVZV/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