./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:57:43,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:57:43,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 03:57:43,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:57:43,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:57:43,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:57:43,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:57:43,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:57:43,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:57:43,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:57:43,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:57:43,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:57:43,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:57:43,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:57:43,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:57:43,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:43,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:57:43,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 [2024-11-25 03:57:43,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:57:43,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:57:43,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:57:43,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:57:43,479 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:57:43,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-11-25 03:57:46,638 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/ac967aa92/d971a9ec99804d73994fb8611d697975/FLAG961676e54 [2024-11-25 03:57:47,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:57:47,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-11-25 03:57:47,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/ac967aa92/d971a9ec99804d73994fb8611d697975/FLAG961676e54 [2024-11-25 03:57:47,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/ac967aa92/d971a9ec99804d73994fb8611d697975 [2024-11-25 03:57:47,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:57:47,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:57:47,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:47,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:57:47,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:57:47,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:47,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fb41ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47, skipping insertion in model container [2024-11-25 03:57:47,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:47,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:57:47,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:47,734 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:57:47,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:47,877 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:57:47,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47 WrapperNode [2024-11-25 03:57:47,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:47,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:47,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:57:47,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:57:47,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:47,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,023 INFO L138 Inliner]: procedures = 171, calls = 36, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 2055 [2024-11-25 03:57:48,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:48,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:57:48,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:57:48,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:57:48,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,100 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:57:48,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:57:48,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:57:48,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:57:48,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:47" (1/1) ... [2024-11-25 03:57:48,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:48,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:57:48,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:57:48,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:57:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-25 03:57:48,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-25 03:57:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 03:57:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:57:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:57:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:57:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:57:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 03:57:48,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:57:48,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:57:48,238 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 03:57:48,444 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:57:48,446 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:57:50,786 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:57:50,787 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:57:50,982 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:57:50,982 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:57:50,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:50 BoogieIcfgContainer [2024-11-25 03:57:50,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:57:50,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:57:50,985 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:57:50,995 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:57:50,996 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:50" (1/1) ... [2024-11-25 03:57:50,997 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-25 03:57:51,005 INFO L158 Benchmark]: Toolchain (without parser) took 3881.79ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 117.2MB in the beginning and 336.8MB in the end (delta: -219.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-25 03:57:51,006 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:57:51,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 753.26ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 84.2MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:57:51,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.40ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 75.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:57:51,007 INFO L158 Benchmark]: Boogie Preprocessor took 115.32ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 66.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:57:51,008 INFO L158 Benchmark]: RCFGBuilder took 2843.80ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 66.4MB in the beginning and 338.0MB in the end (delta: -271.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2024-11-25 03:57:51,009 INFO L158 Benchmark]: CodeCheck took 18.83ms. Allocated memory is still 427.8MB. Free memory was 338.0MB in the beginning and 336.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:57:51,011 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 753.26ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 84.2MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.40ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 75.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.32ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 66.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2843.80ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 66.4MB in the beginning and 338.0MB in the end (delta: -271.7MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * CodeCheck took 18.83ms. Allocated memory is still 427.8MB. Free memory was 338.0MB in the beginning and 336.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:57:51,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:57:53,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:57:54,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 03:57:54,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:57:54,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:57:54,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:57:54,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:57:54,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:57:54,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:57:54,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:57:54,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:57:54,067 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:57:54,069 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:57:54,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:57:54,069 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:57:54,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:57:54,070 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:57:54,070 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:57:54,070 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:57:54,070 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:57:54,070 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:57:54,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:57:54,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:54,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:57:54,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:57:54,071 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:57:54,071 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:57:54,072 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:57:54,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 [2024-11-25 03:57:54,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:57:54,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:57:54,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:57:54,555 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:57:54,556 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:57:54,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-11-25 03:57:57,812 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/1654f6f41/2c8567a0c8a74542949e59abfc6a8cb5/FLAGeed956351 [2024-11-25 03:57:58,191 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:57:58,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-11-25 03:57:58,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/1654f6f41/2c8567a0c8a74542949e59abfc6a8cb5/FLAGeed956351 [2024-11-25 03:57:58,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/data/1654f6f41/2c8567a0c8a74542949e59abfc6a8cb5 [2024-11-25 03:57:58,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:57:58,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:57:58,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:58,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:57:58,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:57:58,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:58" (1/1) ... [2024-11-25 03:57:58,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@140a0e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:58, skipping insertion in model container [2024-11-25 03:57:58,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:58" (1/1) ... [2024-11-25 03:57:58,318 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:57:58,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:58,871 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:57:58,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:59,035 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:57:59,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59 WrapperNode [2024-11-25 03:57:59,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:59,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:59,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:57:59,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:57:59,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,234 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 2052 [2024-11-25 03:57:59,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:59,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:57:59,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:57:59,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:57:59,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,371 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:57:59,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:57:59,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:57:59,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:57:59,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:59" (1/1) ... [2024-11-25 03:57:59,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:59,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:57:59,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:57:59,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:57:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-25 03:57:59,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-25 03:57:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 03:57:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:57:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:57:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:57:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 03:57:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:57:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 03:57:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:57:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:57:59,515 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 03:57:59,727 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:57:59,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:58:02,717 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:58:02,717 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:58:02,926 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:58:02,926 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:58:02,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:58:02 BoogieIcfgContainer [2024-11-25 03:58:02,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:58:02,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:58:02,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:58:02,939 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:58:02,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:58:02" (1/1) ... [2024-11-25 03:58:02,941 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-25 03:58:02,947 INFO L158 Benchmark]: Toolchain (without parser) took 4698.27ms. Allocated memory is still 109.1MB. Free memory was 84.1MB in the beginning and 67.9MB in the end (delta: 16.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-25 03:58:02,948 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 83.9MB. Free memory was 64.5MB in the beginning and 64.5MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:58:02,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.17ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 47.9MB in the end (delta: 36.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:58:02,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.90ms. Allocated memory is still 109.1MB. Free memory was 47.9MB in the beginning and 38.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:58:02,949 INFO L158 Benchmark]: Boogie Preprocessor took 198.37ms. Allocated memory is still 109.1MB. Free memory was 38.8MB in the beginning and 72.2MB in the end (delta: -33.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-25 03:58:02,950 INFO L158 Benchmark]: RCFGBuilder took 3493.04ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 69.6MB in the end (delta: 2.6MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-25 03:58:02,950 INFO L158 Benchmark]: CodeCheck took 17.40ms. Allocated memory is still 109.1MB. Free memory was 69.6MB in the beginning and 67.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:58:02,953 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 83.9MB. Free memory was 64.5MB in the beginning and 64.5MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.17ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 47.9MB in the end (delta: 36.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.90ms. Allocated memory is still 109.1MB. Free memory was 47.9MB in the beginning and 38.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 198.37ms. Allocated memory is still 109.1MB. Free memory was 38.8MB in the beginning and 72.2MB in the end (delta: -33.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3493.04ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 69.6MB in the end (delta: 2.6MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * CodeCheck took 17.40ms. Allocated memory is still 109.1MB. Free memory was 69.6MB in the beginning and 67.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:58:02,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b2e140e-9b2f-4929-afb3-035c91e1d02a/bin/ukojak-verify-ENZ3QT5qd3/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported