./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV --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 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:23,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:23,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:59:23,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:23,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:23,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:23,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:23,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:23,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:23,351 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:23,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:23,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:23,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:23,357 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:23,357 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:23,358 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:23,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:23,359 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:23,360 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:23,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:23,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:23,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:23,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:23,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:23,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:23,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:23,366 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:23,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:23,367 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_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2023-11-11 23:59:23,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:23,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:23,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:23,757 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:23,758 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:23,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-11 23:59:27,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:27,434 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:27,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-11 23:59:27,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data/80f72961d/d1ecb43d484b44828a277e86aef19889/FLAG66cb60557 [2023-11-11 23:59:27,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data/80f72961d/d1ecb43d484b44828a277e86aef19889 [2023-11-11 23:59:27,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:27,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:27,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:27,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:27,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:27,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:27" (1/1) ... [2023-11-11 23:59:27,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@afd5548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:27, skipping insertion in model container [2023-11-11 23:59:27,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:27" (1/1) ... [2023-11-11 23:59:27,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:28,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:28,132 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:28,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:28,333 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:28,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28 WrapperNode [2023-11-11 23:59:28,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:28,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:28,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:28,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:28,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,374 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,421 INFO L138 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 161 [2023-11-11 23:59:28,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:28,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:28,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:28,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:28,442 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:28,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:28,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:28,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:28,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:28" (1/1) ... [2023-11-11 23:59:28,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:28,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:28,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:28,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:59:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:59:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:59:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:59:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:59:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:28,600 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:28,816 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:28,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:29,231 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:29,248 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:29,254 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:29,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:29 BoogieIcfgContainer [2023-11-11 23:59:29,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:29,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:29,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:29,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:29,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:29" (1/1) ... [2023-11-11 23:59:29,273 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:59:29,278 INFO L158 Benchmark]: Toolchain (without parser) took 1785.55ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 82.5MB in the beginning and 99.3MB in the end (delta: -16.8MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-11-11 23:59:29,278 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 130.0MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:29,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.63ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 82.2MB in the beginning and 124.4MB in the end (delta: -42.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-11 23:59:29,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.38ms. Allocated memory is still 165.7MB. Free memory was 124.4MB in the beginning and 121.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:59:29,281 INFO L158 Benchmark]: Boogie Preprocessor took 74.80ms. Allocated memory is still 165.7MB. Free memory was 121.6MB in the beginning and 120.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:29,282 INFO L158 Benchmark]: RCFGBuilder took 761.50ms. Allocated memory is still 165.7MB. Free memory was 120.2MB in the beginning and 99.9MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:29,283 INFO L158 Benchmark]: CodeCheck took 14.41ms. Allocated memory is still 165.7MB. Free memory was 99.9MB in the beginning and 99.3MB in the end (delta: 692.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:29,287 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 0.46ms. Allocated memory is still 130.0MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.63ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 82.2MB in the beginning and 124.4MB in the end (delta: -42.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.38ms. Allocated memory is still 165.7MB. Free memory was 124.4MB in the beginning and 121.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.80ms. Allocated memory is still 165.7MB. Free memory was 121.6MB in the beginning and 120.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 761.50ms. Allocated memory is still 165.7MB. Free memory was 120.2MB in the beginning and 99.9MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.41ms. Allocated memory is still 165.7MB. Free memory was 99.9MB in the beginning and 99.3MB in the end (delta: 692.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:29,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV --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 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:32,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:32,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:32,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:32,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:32,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:32,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:32,594 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:32,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:32,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:32,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:32,597 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:32,597 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:32,598 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:32,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:32,599 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:32,600 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:32,600 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:32,601 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:32,601 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:32,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:32,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:32,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:32,607 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:32,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:32,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:32,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:32,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:32,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:32,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:32,610 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:32,611 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:32,611 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:32,612 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:32,613 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_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2023-11-11 23:59:33,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:33,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:33,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:33,165 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:33,165 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:33,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-11 23:59:36,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:37,276 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:37,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-11 23:59:37,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data/9f2a221e9/8882b2849920419eb0f099d84d6e1b5e/FLAG0d3400344 [2023-11-11 23:59:37,322 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/data/9f2a221e9/8882b2849920419eb0f099d84d6e1b5e [2023-11-11 23:59:37,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:37,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:37,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:37,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:37,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:37,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:37" (1/1) ... [2023-11-11 23:59:37,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a742932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:37, skipping insertion in model container [2023-11-11 23:59:37,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:37" (1/1) ... [2023-11-11 23:59:37,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:38,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:38,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:38,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:38,305 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:38,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38 WrapperNode [2023-11-11 23:59:38,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:38,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:38,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:38,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:38,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,415 INFO L138 Inliner]: procedures = 281, calls = 40, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 157 [2023-11-11 23:59:38,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:38,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:38,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:38,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:38,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:38,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:38,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:38,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:38,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:38" (1/1) ... [2023-11-11 23:59:38,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:38,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:38,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:38,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:38,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:59:38,615 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:59:38,615 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:59:38,615 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:59:38,616 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:59:38,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:38,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:38,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:59:38,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:59:38,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:59:38,617 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:59:38,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:38,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:38,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:38,619 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:38,837 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:38,840 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:39,272 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:39,282 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:39,283 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:39,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:39 BoogieIcfgContainer [2023-11-11 23:59:39,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:39,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:39,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:39,298 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:39,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:39" (1/1) ... [2023-11-11 23:59:39,300 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:59:39,304 INFO L158 Benchmark]: Toolchain (without parser) took 1975.95ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 59.2MB in the end (delta: -5.2MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:39,305 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 22.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:39,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 977.05ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 41.4MB in the end (delta: 12.4MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:39,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.48ms. Allocated memory is still 79.7MB. Free memory was 41.4MB in the beginning and 38.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:59:39,307 INFO L158 Benchmark]: Boogie Preprocessor took 96.70ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 38.5MB in the beginning and 82.0MB in the end (delta: -43.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:39,308 INFO L158 Benchmark]: RCFGBuilder took 771.71ms. Allocated memory is still 104.9MB. Free memory was 82.0MB in the beginning and 60.4MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:39,309 INFO L158 Benchmark]: CodeCheck took 15.90ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 59.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:39,313 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 0.65ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 22.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 977.05ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 41.4MB in the end (delta: 12.4MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.48ms. Allocated memory is still 79.7MB. Free memory was 41.4MB in the beginning and 38.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.70ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 38.5MB in the beginning and 82.0MB in the end (delta: -43.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * RCFGBuilder took 771.71ms. Allocated memory is still 104.9MB. Free memory was 82.0MB in the beginning and 60.4MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.90ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 59.2MB 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. [2023-11-11 23:59:39,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b3328e-6947-49d8-9d10-15d336dfb363/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported