./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2 --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 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:47,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:47,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:42:47,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:47,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:47,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:47,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:47,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:47,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:47,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:47,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:47,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:47,797 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:47,798 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:47,798 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:47,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:47,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:47,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:47,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:47,801 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:47,801 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:47,802 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:47,802 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:47,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:47,803 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:47,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:47,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:47,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:47,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:47,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:47,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:47,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:47,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:47,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:47,807 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:47,807 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_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-21 18:42:48,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:48,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:48,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:48,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:48,089 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:48,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-21 18:42:51,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:51,570 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:51,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-21 18:42:51,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data/331ffd667/f4993c3cec0f406998d6fff95843dd52/FLAG5d93e4a9b [2023-11-21 18:42:51,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data/331ffd667/f4993c3cec0f406998d6fff95843dd52 [2023-11-21 18:42:51,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:51,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:51,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:51,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:51,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:51,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:51" (1/1) ... [2023-11-21 18:42:51,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5a7aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:51, skipping insertion in model container [2023-11-21 18:42:51,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:51" (1/1) ... [2023-11-21 18:42:51,674 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:52,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:52,130 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:52,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:52,287 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:52,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52 WrapperNode [2023-11-21 18:42:52,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:52,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:52,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:52,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:52,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,393 INFO L138 Inliner]: procedures = 169, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 151 [2023-11-21 18:42:52,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:52,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:52,394 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:52,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:52,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:52,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:52,483 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:52,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:52,484 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:52,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:52,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:52,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:42:52,576 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:42:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:42:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-21 18:42:52,577 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-21 18:42:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-21 18:42:52,578 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-21 18:42:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:42:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:42:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:42:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:42:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:42:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:42:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:42:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:52,583 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:42:52,788 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:52,791 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:53,128 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:53,167 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:53,167 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:42:53,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:53 BoogieIcfgContainer [2023-11-21 18:42:53,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:53,170 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:53,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:53,182 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:53,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:53" (1/1) ... [2023-11-21 18:42:53,184 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:42:53,192 INFO L158 Benchmark]: Toolchain (without parser) took 1583.21ms. Allocated memory is still 159.4MB. Free memory was 113.1MB in the beginning and 117.3MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:53,194 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:53,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.24ms. Allocated memory is still 159.4MB. Free memory was 113.1MB in the beginning and 92.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:42:53,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.77ms. Allocated memory is still 159.4MB. Free memory was 92.2MB in the beginning and 89.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:53,197 INFO L158 Benchmark]: Boogie Preprocessor took 87.65ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 88.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:53,198 INFO L158 Benchmark]: RCFGBuilder took 687.11ms. Allocated memory is still 159.4MB. Free memory was 88.0MB in the beginning and 118.6MB in the end (delta: -30.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-21 18:42:53,200 INFO L158 Benchmark]: CodeCheck took 20.31ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 117.3MB in the end (delta: 664.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:53,209 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 678.24ms. Allocated memory is still 159.4MB. Free memory was 113.1MB in the beginning and 92.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.77ms. Allocated memory is still 159.4MB. Free memory was 92.2MB in the beginning and 89.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.65ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 88.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 687.11ms. Allocated memory is still 159.4MB. Free memory was 88.0MB in the beginning and 118.6MB in the end (delta: -30.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 20.31ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 117.3MB in the end (delta: 664.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:42:53,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2 --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 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:56,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:56,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:42:56,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:56,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:56,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:56,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:56,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:56,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:56,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:56,394 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:56,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:56,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:56,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:56,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:56,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:56,398 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:42:56,399 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:42:56,399 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:56,400 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:42:56,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:56,401 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:56,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:56,402 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:56,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:56,403 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:56,403 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:56,404 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:56,404 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:42:56,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:56,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:56,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:56,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:56,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:56,407 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:42:56,407 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:56,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:56,408 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:42:56,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:42:56,408 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_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-21 18:42:56,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:56,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:56,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:56,846 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:56,847 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:56,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-21 18:43:00,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:00,498 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:00,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-21 18:43:00,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data/082e4391d/94b5091802bf4b71a27f59a9887ae228/FLAG394ca256e [2023-11-21 18:43:00,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/data/082e4391d/94b5091802bf4b71a27f59a9887ae228 [2023-11-21 18:43:00,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:00,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:00,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:00,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:00,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:00,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:00" (1/1) ... [2023-11-21 18:43:00,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618be335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:00, skipping insertion in model container [2023-11-21 18:43:00,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:00" (1/1) ... [2023-11-21 18:43:00,602 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:01,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:01,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:01,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:01,359 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:01,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01 WrapperNode [2023-11-21 18:43:01,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:01,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:01,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:01,361 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:01,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,450 INFO L138 Inliner]: procedures = 176, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2023-11-21 18:43:01,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:01,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:01,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:01,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:01,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:01,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:01,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:01,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:01,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:01,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:01,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:01,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:01,590 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:43:01,591 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:43:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-21 18:43:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:43:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-21 18:43:01,592 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-21 18:43:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-21 18:43:01,592 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-21 18:43:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:43:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:43:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-21 18:43:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:43:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:43:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:43:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-21 18:43:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:43:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:43:01,595 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:43:01,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:01,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:01,597 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:43:01,751 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:01,754 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:02,093 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:02,125 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:02,125 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:43:02,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:02 BoogieIcfgContainer [2023-11-21 18:43:02,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:02,129 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:02,129 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:02,141 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:02,141 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,142 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) [2023-11-21 18:43:02,147 INFO L158 Benchmark]: Toolchain (without parser) took 1611.13ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 49.2MB in the end (delta: 22.3MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-21 18:43:02,148 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:02,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.38ms. Allocated memory is still 96.5MB. Free memory was 71.3MB in the beginning and 49.2MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:02,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.44ms. Allocated memory is still 96.5MB. Free memory was 49.2MB in the beginning and 74.0MB in the end (delta: -24.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-21 18:43:02,150 INFO L158 Benchmark]: Boogie Preprocessor took 53.71ms. Allocated memory is still 96.5MB. Free memory was 74.0MB in the beginning and 71.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:02,151 INFO L158 Benchmark]: RCFGBuilder took 621.38ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 50.2MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:43:02,152 INFO L158 Benchmark]: CodeCheck took 15.97ms. Allocated memory is still 96.5MB. Free memory was 50.2MB in the beginning and 49.2MB in the end (delta: 985.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:02,156 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.38ms. Allocated memory is still 96.5MB. Free memory was 71.3MB in the beginning and 49.2MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.44ms. Allocated memory is still 96.5MB. Free memory was 49.2MB in the beginning and 74.0MB in the end (delta: -24.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.71ms. Allocated memory is still 96.5MB. Free memory was 74.0MB in the beginning and 71.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.38ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 50.2MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.97ms. Allocated memory is still 96.5MB. Free memory was 50.2MB in the beginning and 49.2MB in the end (delta: 985.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:43:02,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa2e6f7-c50f-4995-8e8e-e6c0cef52150/bin/ukojak-verify-i0I2FZA1j2/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