./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-complex/bounded_buffer.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_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/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_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/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_64e40b1f-ed9c-4b8e-855a-5526342aab05/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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:20,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:20,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:20,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:20,447 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:20,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:20,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:20,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:20,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:20,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:20,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:20,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:20,520 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:20,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:20,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:20,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:20,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:20,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:20,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:20,525 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:20,525 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:20,526 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:20,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:20,545 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:20,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:20,546 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:20,547 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:20,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:20,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:20,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:20,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:20,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:20,549 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:20,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:20,550 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:20,550 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_64e40b1f-ed9c-4b8e-855a-5526342aab05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-11-21 18:41:20,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:20,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:20,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:20,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:20,946 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:20,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-21 18:41:24,040 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:24,524 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:24,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-21 18:41:24,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data/5ad7e3dcc/eb67f9ffbb48432b9c74fe3390646b1f/FLAG213c1fa89 [2023-11-21 18:41:24,602 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data/5ad7e3dcc/eb67f9ffbb48432b9c74fe3390646b1f [2023-11-21 18:41:24,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:24,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:24,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:24,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:24,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:24,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:24" (1/1) ... [2023-11-21 18:41:24,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd811e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:24, skipping insertion in model container [2023-11-21 18:41:24,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:24" (1/1) ... [2023-11-21 18:41:24,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:25,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:25,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:25,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:25,780 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:25,788 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:25,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25 WrapperNode [2023-11-21 18:41:25,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:25,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:25,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:25,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:25,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,891 INFO L138 Inliner]: procedures = 429, calls = 137, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 497 [2023-11-21 18:41:25,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:25,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:25,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:25,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:25,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:25,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:26,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:26,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:26,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:26,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:26,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:26,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:26,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:25" (1/1) ... [2023-11-21 18:41:26,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:26,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:26,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:26,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-11-21 18:41:26,189 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-11-21 18:41:26,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:26,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:41:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:41:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:26,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:41:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-11-21 18:41:26,193 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-11-21 18:41:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:41:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:26,195 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 18:41:26,458 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:26,460 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:27,348 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:27,384 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:27,385 INFO L308 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-21 18:41:27,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:27 BoogieIcfgContainer [2023-11-21 18:41:27,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:27,387 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:27,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:27,398 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:27,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:27" (1/1) ... [2023-11-21 18:41:27,399 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:41:27,403 INFO L158 Benchmark]: Toolchain (without parser) took 2792.36ms. Allocated memory is still 178.3MB. Free memory was 147.7MB in the beginning and 98.8MB in the end (delta: 48.9MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2023-11-21 18:41:27,404 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:27,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1177.52ms. Allocated memory is still 178.3MB. Free memory was 147.7MB in the beginning and 93.3MB in the end (delta: 54.4MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-21 18:41:27,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.31ms. Allocated memory is still 178.3MB. Free memory was 93.3MB in the beginning and 89.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:27,406 INFO L158 Benchmark]: Boogie Preprocessor took 135.31ms. Allocated memory is still 178.3MB. Free memory was 89.1MB in the beginning and 84.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:27,406 INFO L158 Benchmark]: RCFGBuilder took 1357.57ms. Allocated memory is still 178.3MB. Free memory was 84.9MB in the beginning and 99.8MB in the end (delta: -14.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:41:27,407 INFO L158 Benchmark]: CodeCheck took 14.14ms. Allocated memory is still 178.3MB. Free memory was 99.8MB in the beginning and 98.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:27,410 INFO L338 ainManager$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 0.30ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1177.52ms. Allocated memory is still 178.3MB. Free memory was 147.7MB in the beginning and 93.3MB in the end (delta: 54.4MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.31ms. Allocated memory is still 178.3MB. Free memory was 93.3MB in the beginning and 89.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.31ms. Allocated memory is still 178.3MB. Free memory was 89.1MB in the beginning and 84.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1357.57ms. Allocated memory is still 178.3MB. Free memory was 84.9MB in the beginning and 99.8MB in the end (delta: -14.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 14.14ms. Allocated memory is still 178.3MB. Free memory was 99.8MB in the beginning and 98.8MB in the end (delta: 1.1MB). 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 18:41:27,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/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 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_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/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_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/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_64e40b1f-ed9c-4b8e-855a-5526342aab05/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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:30,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:30,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:41:30,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:30,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:30,257 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:30,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:30,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:30,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:30,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:30,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:30,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:30,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:30,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:30,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:30,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:30,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:41:30,271 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:41:30,272 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:30,272 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:41:30,273 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:30,273 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:30,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:30,274 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:30,274 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:30,275 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:30,275 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:30,276 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:30,276 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:30,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:30,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:30,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:30,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:30,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:30,280 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:41:30,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:30,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:30,281 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:41:30,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:30,282 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_64e40b1f-ed9c-4b8e-855a-5526342aab05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-11-21 18:41:30,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:30,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:30,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:30,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:30,773 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:30,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-21 18:41:34,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:34,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:34,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-21 18:41:34,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data/76dfb71c2/902c3ab057cd45b3afb38961c029cfc4/FLAG1a3721e3d [2023-11-21 18:41:34,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/data/76dfb71c2/902c3ab057cd45b3afb38961c029cfc4 [2023-11-21 18:41:34,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:34,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:34,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:34,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:34,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:34,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f19fc5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34, skipping insertion in model container [2023-11-21 18:41:34,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,797 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:35,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:35,804 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:41:35,821 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:35,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:35,959 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:36,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:36,272 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:36,291 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:36,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36 WrapperNode [2023-11-21 18:41:36,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:36,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:36,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:36,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:36,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,409 INFO L138 Inliner]: procedures = 432, calls = 137, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 491 [2023-11-21 18:41:36,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:36,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:36,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:36,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:36,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,489 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:36,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:36,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:36,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:36,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:36,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:36,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:36,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-11-21 18:41:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-11-21 18:41:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:41:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:41:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:41:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:36,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:41:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:41:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-11-21 18:41:36,649 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-11-21 18:41:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:41:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:41:36,651 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 18:41:36,951 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:36,958 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:38,453 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:38,522 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:38,522 INFO L308 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-21 18:41:38,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:38 BoogieIcfgContainer [2023-11-21 18:41:38,524 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:38,526 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:38,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:38,537 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:38,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:38" (1/1) ... [2023-11-21 18:41:38,538 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 18:41:38,545 INFO L158 Benchmark]: Toolchain (without parser) took 3845.37ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 54.2MB in the beginning and 51.3MB in the end (delta: 2.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-11-21 18:41:38,546 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:38,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1590.04ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 37.8kB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:38,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.19ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 49.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:38,554 INFO L158 Benchmark]: Boogie Preprocessor took 116.22ms. Allocated memory is still 81.8MB. Free memory was 49.0MB in the beginning and 44.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:38,554 INFO L158 Benchmark]: RCFGBuilder took 1996.53ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.8MB in the beginning and 52.4MB in the end (delta: -7.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-11-21 18:41:38,555 INFO L158 Benchmark]: CodeCheck took 17.09ms. Allocated memory is still 98.6MB. Free memory was 52.4MB in the beginning and 51.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:38,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1590.04ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 37.8kB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.19ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 49.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.22ms. Allocated memory is still 81.8MB. Free memory was 49.0MB in the beginning and 44.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1996.53ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.8MB in the beginning and 52.4MB in the end (delta: -7.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * CodeCheck took 17.09ms. Allocated memory is still 98.6MB. Free memory was 52.4MB in the beginning and 51.3MB in the end (delta: 1.2MB). 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 18:41:38,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e40b1f-ed9c-4b8e-855a-5526342aab05/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