./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/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_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:39:25,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:39:25,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:39:25,100 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:39:25,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:39:25,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:39:25,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:39:25,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:39:25,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:39:25,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:39:25,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:39:25,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:39:25,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:39:25,127 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:39:25,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:39:25,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:39:25,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:39:25,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:39:25,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:39:25,130 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:39:25,130 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:39:25,131 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:39:25,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:39:25,132 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:39:25,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:39:25,133 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:39:25,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:39:25,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:39:25,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:25,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:39:25,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:39:25,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:39:25,135 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:39:25,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:39:25,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:39:25,136 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_30d98f3a-2800-4354-a0c6-77aef948edd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-12-02 21:39:25,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:39:25,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:39:25,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:39:25,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:39:25,389 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:39:25,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-02 21:39:28,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:39:28,346 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:39:28,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-02 21:39:28,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data/ec2cde09a/1201faba99aa4594b9d680c7ef88030a/FLAGe8ba89014 [2023-12-02 21:39:28,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data/ec2cde09a/1201faba99aa4594b9d680c7ef88030a [2023-12-02 21:39:28,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:39:28,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:39:28,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:28,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:39:28,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:39:28,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637dbe14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28, skipping insertion in model container [2023-12-02 21:39:28,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:28,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:28,750 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:39:28,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:28,845 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:39:28,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28 WrapperNode [2023-12-02 21:39:28,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:28,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:28,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:39:28,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:39:28,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,899 INFO L138 Inliner]: procedures = 169, calls = 40, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 144 [2023-12-02 21:39:28,900 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:28,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:39:28,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:39:28,901 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:39:28,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:39:28,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:39:28,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:39:28,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:39:28,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:28" (1/1) ... [2023-12-02 21:39:28,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:28,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:39:28,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:39:28,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:39:29,008 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:39:29,008 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:39:29,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:39:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-02 21:39:29,009 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-02 21:39:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-02 21:39:29,009 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-02 21:39:29,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:39:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 21:39:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:39:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:39:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:39:29,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:39:29,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:39:29,011 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 21:39:29,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:39:29,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:39:29,013 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:39:29,155 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:39:29,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:39:29,403 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:39:29,429 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:39:29,429 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 21:39:29,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:39:29 BoogieIcfgContainer [2023-12-02 21:39:29,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:39:29,432 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:39:29,432 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:39:29,440 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:39:29,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:39:29" (1/1) ... [2023-12-02 21:39:29,441 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:39:29,444 INFO L158 Benchmark]: Toolchain (without parser) took 1067.95ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 71.9MB in the end (delta: 46.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:29,445 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:29,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.65ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 97.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:39:29,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.95ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 95.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:29,447 INFO L158 Benchmark]: Boogie Preprocessor took 35.13ms. Allocated memory is still 159.4MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:29,448 INFO L158 Benchmark]: RCFGBuilder took 494.98ms. Allocated memory is still 159.4MB. Free memory was 93.0MB in the beginning and 73.3MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:39:29,449 INFO L158 Benchmark]: CodeCheck took 10.65ms. Allocated memory is still 159.4MB. Free memory was 72.7MB in the beginning and 71.9MB in the end (delta: 773.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:29,453 INFO L338 ainManager$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 98.6MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.65ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 97.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.95ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 95.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.13ms. Allocated memory is still 159.4MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.98ms. Allocated memory is still 159.4MB. Free memory was 93.0MB in the beginning and 73.3MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 10.65ms. Allocated memory is still 159.4MB. Free memory was 72.7MB in the beginning and 71.9MB in the end (delta: 773.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:39:29,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/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_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/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_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:39:31,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:39:31,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:39:31,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:39:31,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:39:31,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:39:31,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:39:31,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:39:31,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:39:31,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:39:31,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:39:31,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:39:31,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:39:31,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:39:31,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:39:31,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:39:31,552 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:39:31,552 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:39:31,553 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:39:31,553 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:39:31,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:39:31,554 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:39:31,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:39:31,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:39:31,555 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:39:31,556 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:39:31,556 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:39:31,557 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:31,557 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:39:31,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:39:31,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:31,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:39:31,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:39:31,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:39:31,560 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:39:31,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:31,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:39:31,561 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:39:31,561 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:39:31,561 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_30d98f3a-2800-4354-a0c6-77aef948edd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-12-02 21:39:31,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:39:31,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:39:31,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:39:31,899 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:39:31,899 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:39:31,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-02 21:39:34,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:39:34,898 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:39:34,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-02 21:39:34,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data/ae2fc4a23/8fea7d837f0c4c8b8ebdd97cf35d582e/FLAG0361eba81 [2023-12-02 21:39:34,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/data/ae2fc4a23/8fea7d837f0c4c8b8ebdd97cf35d582e [2023-12-02 21:39:34,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:39:34,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:39:34,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:34,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:39:34,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:39:34,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:34" (1/1) ... [2023-12-02 21:39:34,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a03b568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:34, skipping insertion in model container [2023-12-02 21:39:34,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:34" (1/1) ... [2023-12-02 21:39:35,000 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:35,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:35,367 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:39:35,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:35,472 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:39:35,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35 WrapperNode [2023-12-02 21:39:35,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:35,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:35,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:39:35,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:39:35,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,553 INFO L138 Inliner]: procedures = 176, calls = 40, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 143 [2023-12-02 21:39:35,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:35,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:39:35,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:39:35,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:39:35,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:39:35,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:39:35,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:39:35,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:39:35,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:35" (1/1) ... [2023-12-02 21:39:35,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:35,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:39:35,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:39:35,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:39:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:39:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:39:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:39:35,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:39:35,683 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-02 21:39:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-02 21:39:35,683 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-02 21:39:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-02 21:39:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 21:39:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:39:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:39:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 21:39:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:39:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:39:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:39:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-02 21:39:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:39:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 21:39:35,686 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 21:39:35,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:39:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:39:35,688 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:39:35,857 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:39:35,859 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:39:36,241 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:39:36,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:39:36,268 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 21:39:36,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:39:36 BoogieIcfgContainer [2023-12-02 21:39:36,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:39:36,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:39:36,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:39:36,281 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:39:36,281 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:39:36" (1/1) ... [2023-12-02 21:39:36,282 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) [2023-12-02 21:39:36,287 INFO L158 Benchmark]: Toolchain (without parser) took 1347.68ms. Allocated memory was 92.3MB in the beginning and 132.1MB in the end (delta: 39.8MB). Free memory was 67.7MB in the beginning and 84.6MB in the end (delta: -16.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-12-02 21:39:36,287 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 92.3MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:36,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.05ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 45.4MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:39:36,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.29ms. Allocated memory was 92.3MB in the beginning and 132.1MB in the end (delta: 39.8MB). Free memory was 45.4MB in the beginning and 109.9MB in the end (delta: -64.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-12-02 21:39:36,289 INFO L158 Benchmark]: Boogie Preprocessor took 53.12ms. Allocated memory is still 132.1MB. Free memory was 109.9MB in the beginning and 107.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:36,290 INFO L158 Benchmark]: RCFGBuilder took 661.83ms. Allocated memory is still 132.1MB. Free memory was 107.3MB in the beginning and 85.8MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:36,291 INFO L158 Benchmark]: CodeCheck took 13.70ms. Allocated memory is still 132.1MB. Free memory was 85.8MB in the beginning and 84.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:36,294 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 0.15ms. Allocated memory is still 92.3MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 533.05ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 45.4MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.29ms. Allocated memory was 92.3MB in the beginning and 132.1MB in the end (delta: 39.8MB). Free memory was 45.4MB in the beginning and 109.9MB in the end (delta: -64.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.12ms. Allocated memory is still 132.1MB. Free memory was 109.9MB in the beginning and 107.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 661.83ms. Allocated memory is still 132.1MB. Free memory was 107.3MB in the beginning and 85.8MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 13.70ms. Allocated memory is still 132.1MB. Free memory was 85.8MB in the beginning and 84.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:39:36,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d98f3a-2800-4354-a0c6-77aef948edd1/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